lkml.org 
[lkml]   [2021]   [Jul]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
SubjectRe: Linux 5.4.134
Date
diff --git a/Makefile b/Makefile
index c0a064eea2b7..02ea9378161e 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 4
-SUBLEVEL = 133
+SUBLEVEL = 134
EXTRAVERSION =
NAME = Kleptomaniac Octopus

diff --git a/arch/arm/boot/dts/am335x-cm-t335.dts b/arch/arm/boot/dts/am335x-cm-t335.dts
index 1fe3b566ba3d..09b36df140e5 100644
--- a/arch/arm/boot/dts/am335x-cm-t335.dts
+++ b/arch/arm/boot/dts/am335x-cm-t335.dts
@@ -516,7 +516,7 @@ status = "okay";
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&spi0_pins>;
- ti,pindir-d0-out-d1-in = <1>;
+ ti,pindir-d0-out-d1-in;
/* WLS1271 WiFi */
wlcore: wlcore@1 {
compatible = "ti,wl1271";
diff --git a/arch/arm/boot/dts/am43x-epos-evm.dts b/arch/arm/boot/dts/am43x-epos-evm.dts
index a6fbc088daa8..a9f191d78b54 100644
--- a/arch/arm/boot/dts/am43x-epos-evm.dts
+++ b/arch/arm/boot/dts/am43x-epos-evm.dts
@@ -848,7 +848,7 @@
pinctrl-names = "default", "sleep";
pinctrl-0 = <&spi0_pins_default>;
pinctrl-1 = <&spi0_pins_sleep>;
- ti,pindir-d0-out-d1-in = <1>;
+ ti,pindir-d0-out-d1-in;
};

&spi1 {
@@ -856,7 +856,7 @@
pinctrl-names = "default", "sleep";
pinctrl-0 = <&spi1_pins_default>;
pinctrl-1 = <&spi1_pins_sleep>;
- ti,pindir-d0-out-d1-in = <1>;
+ ti,pindir-d0-out-d1-in;
};

&usb2_phy1 {
diff --git a/arch/arm/boot/dts/bcm5301x.dtsi b/arch/arm/boot/dts/bcm5301x.dtsi
index 0016720ce530..9711170649b6 100644
--- a/arch/arm/boot/dts/bcm5301x.dtsi
+++ b/arch/arm/boot/dts/bcm5301x.dtsi
@@ -494,27 +494,27 @@
<0x1811b408 0x004>,
<0x180293a0 0x01c>;
reg-names = "mspi", "bspi", "intr_regs", "intr_status_reg";
- interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>,
+ interrupts = <GIC_SPI 77 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 78 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>,
- <GIC_SPI 76 IRQ_TYPE_LEVEL_HIGH>,
- <GIC_SPI 77 IRQ_TYPE_LEVEL_HIGH>,
- <GIC_SPI 78 IRQ_TYPE_LEVEL_HIGH>;
- interrupt-names = "spi_lr_fullness_reached",
+ <GIC_SPI 76 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "mspi_done",
+ "mspi_halted",
+ "spi_lr_fullness_reached",
"spi_lr_session_aborted",
"spi_lr_impatient",
"spi_lr_session_done",
- "spi_lr_overhead",
- "mspi_done",
- "mspi_halted";
+ "spi_lr_overread";
clocks = <&iprocmed>;
clock-names = "iprocmed";
num-cs = <2>;
#address-cells = <1>;
#size-cells = <0>;

- spi_nor: spi-nor@0 {
+ spi_nor: flash@0 {
compatible = "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <20000000>;
diff --git a/arch/arm/boot/dts/exynos5422-odroidhc1.dts b/arch/arm/boot/dts/exynos5422-odroidhc1.dts
index d271e7548826..fce5a4579693 100644
--- a/arch/arm/boot/dts/exynos5422-odroidhc1.dts
+++ b/arch/arm/boot/dts/exynos5422-odroidhc1.dts
@@ -22,7 +22,7 @@
label = "blue:heartbeat";
pwms = <&pwm 2 2000000 0>;
pwm-names = "pwm2";
- max_brightness = <255>;
+ max-brightness = <255>;
linux,default-trigger = "heartbeat";
};
};
diff --git a/arch/arm/boot/dts/exynos5422-odroidxu4.dts b/arch/arm/boot/dts/exynos5422-odroidxu4.dts
index 892d389d6d09..1fc354485403 100644
--- a/arch/arm/boot/dts/exynos5422-odroidxu4.dts
+++ b/arch/arm/boot/dts/exynos5422-odroidxu4.dts
@@ -24,7 +24,7 @@
label = "blue:heartbeat";
pwms = <&pwm 2 2000000 0>;
pwm-names = "pwm2";
- max_brightness = <255>;
+ max-brightness = <255>;
linux,default-trigger = "heartbeat";
};
};
diff --git a/arch/arm/boot/dts/exynos54xx-odroidxu-leds.dtsi b/arch/arm/boot/dts/exynos54xx-odroidxu-leds.dtsi
index 56acd832f0b3..16e1087ec717 100644
--- a/arch/arm/boot/dts/exynos54xx-odroidxu-leds.dtsi
+++ b/arch/arm/boot/dts/exynos54xx-odroidxu-leds.dtsi
@@ -22,7 +22,7 @@
* Green LED is much brighter than the others
* so limit its max brightness
*/
- max_brightness = <127>;
+ max-brightness = <127>;
linux,default-trigger = "mmc0";
};

@@ -30,7 +30,7 @@
label = "blue:heartbeat";
pwms = <&pwm 2 2000000 0>;
pwm-names = "pwm2";
- max_brightness = <255>;
+ max-brightness = <255>;
linux,default-trigger = "heartbeat";
};
};
diff --git a/arch/arm/boot/dts/gemini-rut1xx.dts b/arch/arm/boot/dts/gemini-rut1xx.dts
index 9611ddf06792..08091d2a64e1 100644
--- a/arch/arm/boot/dts/gemini-rut1xx.dts
+++ b/arch/arm/boot/dts/gemini-rut1xx.dts
@@ -125,18 +125,6 @@
};
};

- ethernet@60000000 {
- status = "okay";
-
- ethernet-port@0 {
- phy-mode = "rgmii";
- phy-handle = <&phy0>;
- };
- ethernet-port@1 {
- /* Not used in this platform */
- };
- };
-
usb@68000000 {
status = "okay";
};
diff --git a/arch/arm/boot/dts/imx6q-dhcom-som.dtsi b/arch/arm/boot/dts/imx6q-dhcom-som.dtsi
index 621894d13dcb..3233927d33b4 100644
--- a/arch/arm/boot/dts/imx6q-dhcom-som.dtsi
+++ b/arch/arm/boot/dts/imx6q-dhcom-som.dtsi
@@ -98,30 +98,40 @@
reg = <0>;
max-speed = <100>;
reset-gpios = <&gpio5 0 GPIO_ACTIVE_LOW>;
- reset-delay-us = <1000>;
- reset-post-delay-us = <1000>;
+ reset-assert-us = <1000>;
+ reset-deassert-us = <1000>;
+ smsc,disable-energy-detect; /* Make plugin detection reliable */
};
};
};

&i2c1 {
clock-frequency = <100000>;
- pinctrl-names = "default";
+ pinctrl-names = "default", "gpio";
pinctrl-0 = <&pinctrl_i2c1>;
+ pinctrl-1 = <&pinctrl_i2c1_gpio>;
+ scl-gpios = <&gpio3 21 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+ sda-gpios = <&gpio3 28 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
status = "okay";
};

&i2c2 {
clock-frequency = <100000>;
- pinctrl-names = "default";
+ pinctrl-names = "default", "gpio";
pinctrl-0 = <&pinctrl_i2c2>;
+ pinctrl-1 = <&pinctrl_i2c2_gpio>;
+ scl-gpios = <&gpio4 12 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+ sda-gpios = <&gpio4 13 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
status = "okay";
};

&i2c3 {
clock-frequency = <100000>;
- pinctrl-names = "default";
+ pinctrl-names = "default", "gpio";
pinctrl-0 = <&pinctrl_i2c3>;
+ pinctrl-1 = <&pinctrl_i2c3_gpio>;
+ scl-gpios = <&gpio1 3 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+ sda-gpios = <&gpio1 6 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
status = "okay";

ltc3676: pmic@3c {
@@ -287,6 +297,13 @@
>;
};

+ pinctrl_i2c1_gpio: i2c1-gpio-grp {
+ fsl,pins = <
+ MX6QDL_PAD_EIM_D21__GPIO3_IO21 0x4001b8b1
+ MX6QDL_PAD_EIM_D28__GPIO3_IO28 0x4001b8b1
+ >;
+ };
+
pinctrl_i2c2: i2c2-grp {
fsl,pins = <
MX6QDL_PAD_KEY_COL3__I2C2_SCL 0x4001b8b1
@@ -294,6 +311,13 @@
>;
};

+ pinctrl_i2c2_gpio: i2c2-gpio-grp {
+ fsl,pins = <
+ MX6QDL_PAD_KEY_COL3__GPIO4_IO12 0x4001b8b1
+ MX6QDL_PAD_KEY_ROW3__GPIO4_IO13 0x4001b8b1
+ >;
+ };
+
pinctrl_i2c3: i2c3-grp {
fsl,pins = <
MX6QDL_PAD_GPIO_3__I2C3_SCL 0x4001b8b1
@@ -301,6 +325,13 @@
>;
};

+ pinctrl_i2c3_gpio: i2c3-gpio-grp {
+ fsl,pins = <
+ MX6QDL_PAD_GPIO_3__GPIO1_IO03 0x4001b8b1
+ MX6QDL_PAD_GPIO_6__GPIO1_IO06 0x4001b8b1
+ >;
+ };
+
pinctrl_pmic_hw300: pmic-hw300-grp {
fsl,pins = <
MX6QDL_PAD_EIM_A25__GPIO5_IO02 0x1B0B0
diff --git a/arch/arm/boot/dts/r8a7779-marzen.dts b/arch/arm/boot/dts/r8a7779-marzen.dts
index c755f0b8fd0d..29599adea2ab 100644
--- a/arch/arm/boot/dts/r8a7779-marzen.dts
+++ b/arch/arm/boot/dts/r8a7779-marzen.dts
@@ -146,7 +146,7 @@
status = "okay";

clocks = <&mstp1_clks R8A7779_CLK_DU>, <&x3_clk>;
- clock-names = "du", "dclkin.0";
+ clock-names = "du.0", "dclkin.0";

ports {
port@0 {
diff --git a/arch/arm/boot/dts/r8a7779.dtsi b/arch/arm/boot/dts/r8a7779.dtsi
index 63341635bddf..b3cb6492fc27 100644
--- a/arch/arm/boot/dts/r8a7779.dtsi
+++ b/arch/arm/boot/dts/r8a7779.dtsi
@@ -463,6 +463,7 @@
reg = <0xfff80000 0x40000>;
interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp1_clks R8A7779_CLK_DU>;
+ clock-names = "du.0";
power-domains = <&sysc R8A7779_PD_ALWAYS_ON>;
status = "disabled";

diff --git a/arch/arm/mach-exynos/exynos.c b/arch/arm/mach-exynos/exynos.c
index 9aa483366ebc..f226d4f57bf4 100644
--- a/arch/arm/mach-exynos/exynos.c
+++ b/arch/arm/mach-exynos/exynos.c
@@ -46,6 +46,7 @@ void __init exynos_sysram_init(void)
sysram_base_addr = of_iomap(node, 0);
sysram_base_phys = of_translate_address(node,
of_get_address(node, 0, NULL, NULL));
+ of_node_put(node);
break;
}

@@ -53,6 +54,7 @@ void __init exynos_sysram_init(void)
if (!of_device_is_available(node))
continue;
sysram_ns_base_addr = of_iomap(node, 0);
+ of_node_put(node);
break;
}
}
diff --git a/arch/arm/probes/kprobes/test-thumb.c b/arch/arm/probes/kprobes/test-thumb.c
index 456c181a7bfe..4e11f0b760f8 100644
--- a/arch/arm/probes/kprobes/test-thumb.c
+++ b/arch/arm/probes/kprobes/test-thumb.c
@@ -441,21 +441,21 @@ void kprobe_thumb32_test_cases(void)
"3: mvn r0, r0 \n\t"
"2: nop \n\t")

- TEST_RX("tbh [pc, r",7, (9f-(1f+4))>>1,"]",
+ TEST_RX("tbh [pc, r",7, (9f-(1f+4))>>1,", lsl #1]",
"9: \n\t"
".short (2f-1b-4)>>1 \n\t"
".short (3f-1b-4)>>1 \n\t"
"3: mvn r0, r0 \n\t"
"2: nop \n\t")

- TEST_RX("tbh [pc, r",12, ((9f-(1f+4))>>1)+1,"]",
+ TEST_RX("tbh [pc, r",12, ((9f-(1f+4))>>1)+1,", lsl #1]",
"9: \n\t"
".short (2f-1b-4)>>1 \n\t"
".short (3f-1b-4)>>1 \n\t"
"3: mvn r0, r0 \n\t"
"2: nop \n\t")

- TEST_RRX("tbh [r",1,9f, ", r",14,1,"]",
+ TEST_RRX("tbh [r",1,9f, ", r",14,1,", lsl #1]",
"9: \n\t"
".short (2f-1b-4)>>1 \n\t"
".short (3f-1b-4)>>1 \n\t"
@@ -468,10 +468,10 @@ void kprobe_thumb32_test_cases(void)

TEST_UNSUPPORTED("strexb r0, r1, [r2]")
TEST_UNSUPPORTED("strexh r0, r1, [r2]")
- TEST_UNSUPPORTED("strexd r0, r1, [r2]")
+ TEST_UNSUPPORTED("strexd r0, r1, r2, [r2]")
TEST_UNSUPPORTED("ldrexb r0, [r1]")
TEST_UNSUPPORTED("ldrexh r0, [r1]")
- TEST_UNSUPPORTED("ldrexd r0, [r1]")
+ TEST_UNSUPPORTED("ldrexd r0, r1, [r1]")

TEST_GROUP("Data-processing (shifted register) and (modified immediate)")

diff --git a/arch/arm64/boot/dts/renesas/r8a77970-v3msk.dts b/arch/arm64/boot/dts/renesas/r8a77970-v3msk.dts
index d7c7b9156e08..5c391248ddb3 100644
--- a/arch/arm64/boot/dts/renesas/r8a77970-v3msk.dts
+++ b/arch/arm64/boot/dts/renesas/r8a77970-v3msk.dts
@@ -59,7 +59,7 @@
memory@48000000 {
device_type = "memory";
/* first 128MB is reserved for secure area. */
- reg = <0x0 0x48000000 0x0 0x38000000>;
+ reg = <0x0 0x48000000 0x0 0x78000000>;
};

osc5_clk: osc5-clock {
diff --git a/arch/hexagon/kernel/vmlinux.lds.S b/arch/hexagon/kernel/vmlinux.lds.S
index 78f2418e97c8..3c6b7abf0080 100644
--- a/arch/hexagon/kernel/vmlinux.lds.S
+++ b/arch/hexagon/kernel/vmlinux.lds.S
@@ -60,13 +60,8 @@ SECTIONS

_end = .;

- /DISCARD/ : {
- EXIT_TEXT
- EXIT_DATA
- EXIT_CALL
- }
-
STABS_DEBUG
DWARF_DEBUG

+ DISCARDS
}
diff --git a/arch/mips/boot/compressed/Makefile b/arch/mips/boot/compressed/Makefile
index 378cbfb31ee7..1d6ebbc2a5d0 100644
--- a/arch/mips/boot/compressed/Makefile
+++ b/arch/mips/boot/compressed/Makefile
@@ -33,7 +33,7 @@ KBUILD_AFLAGS := $(KBUILD_AFLAGS) -D__ASSEMBLY__ \
KCOV_INSTRUMENT := n

# decompressor objects (linked with vmlinuz)
-vmlinuzobjs-y := $(obj)/head.o $(obj)/decompress.o $(obj)/string.o
+vmlinuzobjs-y := $(obj)/head.o $(obj)/decompress.o $(obj)/string.o $(obj)/bswapsi.o

ifdef CONFIG_DEBUG_ZBOOT
vmlinuzobjs-$(CONFIG_DEBUG_ZBOOT) += $(obj)/dbg.o
@@ -47,7 +47,7 @@ extra-y += uart-ath79.c
$(obj)/uart-ath79.c: $(srctree)/arch/mips/ath79/early_printk.c
$(call cmd,shipped)

-vmlinuzobjs-$(CONFIG_KERNEL_XZ) += $(obj)/ashldi3.o $(obj)/bswapsi.o
+vmlinuzobjs-$(CONFIG_KERNEL_XZ) += $(obj)/ashldi3.o

extra-y += ashldi3.c
$(obj)/ashldi3.c: $(obj)/%.c: $(srctree)/lib/%.c FORCE
diff --git a/arch/mips/boot/compressed/decompress.c b/arch/mips/boot/compressed/decompress.c
index a52e929381ea..281e922e5c65 100644
--- a/arch/mips/boot/compressed/decompress.c
+++ b/arch/mips/boot/compressed/decompress.c
@@ -7,6 +7,8 @@
* Author: Wu Zhangjin <wuzhangjin@gmail.com>
*/

+#define DISABLE_BRANCH_PROFILING
+
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/string.h>
diff --git a/arch/mips/include/asm/vdso/vdso.h b/arch/mips/include/asm/vdso/vdso.h
index 737ddfc3411c..a327ca21270e 100644
--- a/arch/mips/include/asm/vdso/vdso.h
+++ b/arch/mips/include/asm/vdso/vdso.h
@@ -67,7 +67,7 @@ static inline const struct vdso_data *get_vdso_data(void)

static inline void __iomem *get_gic(const struct vdso_data *data)
{
- return (void __iomem *)data - PAGE_SIZE;
+ return (void __iomem *)((unsigned long)data & PAGE_MASK) - PAGE_SIZE;
}

#endif /* CONFIG_CLKSRC_MIPS_GIC */
diff --git a/arch/powerpc/boot/devtree.c b/arch/powerpc/boot/devtree.c
index 5d91036ad626..58fbcfcc98c9 100644
--- a/arch/powerpc/boot/devtree.c
+++ b/arch/powerpc/boot/devtree.c
@@ -13,6 +13,7 @@
#include "string.h"
#include "stdio.h"
#include "ops.h"
+#include "of.h"

void dt_fixup_memory(u64 start, u64 size)
{
@@ -23,21 +24,25 @@ void dt_fixup_memory(u64 start, u64 size)
root = finddevice("/");
if (getprop(root, "#address-cells", &naddr, sizeof(naddr)) < 0)
naddr = 2;
+ else
+ naddr = be32_to_cpu(naddr);
if (naddr < 1 || naddr > 2)
fatal("Can't cope with #address-cells == %d in /\n\r", naddr);

if (getprop(root, "#size-cells", &nsize, sizeof(nsize)) < 0)
nsize = 1;
+ else
+ nsize = be32_to_cpu(nsize);
if (nsize < 1 || nsize > 2)
fatal("Can't cope with #size-cells == %d in /\n\r", nsize);

i = 0;
if (naddr == 2)
- memreg[i++] = start >> 32;
- memreg[i++] = start & 0xffffffff;
+ memreg[i++] = cpu_to_be32(start >> 32);
+ memreg[i++] = cpu_to_be32(start & 0xffffffff);
if (nsize == 2)
- memreg[i++] = size >> 32;
- memreg[i++] = size & 0xffffffff;
+ memreg[i++] = cpu_to_be32(size >> 32);
+ memreg[i++] = cpu_to_be32(size & 0xffffffff);

memory = finddevice("/memory");
if (! memory) {
@@ -45,9 +50,9 @@ void dt_fixup_memory(u64 start, u64 size)
setprop_str(memory, "device_type", "memory");
}

- printf("Memory <- <0x%x", memreg[0]);
+ printf("Memory <- <0x%x", be32_to_cpu(memreg[0]));
for (i = 1; i < (naddr + nsize); i++)
- printf(" 0x%x", memreg[i]);
+ printf(" 0x%x", be32_to_cpu(memreg[i]));
printf("> (%ldMB)\n\r", (unsigned long)(size >> 20));

setprop(memory, "reg", memreg, (naddr + nsize)*sizeof(u32));
@@ -65,10 +70,10 @@ void dt_fixup_cpu_clocks(u32 cpu, u32 tb, u32 bus)
printf("CPU bus-frequency <- 0x%x (%dMHz)\n\r", bus, MHZ(bus));

while ((devp = find_node_by_devtype(devp, "cpu"))) {
- setprop_val(devp, "clock-frequency", cpu);
- setprop_val(devp, "timebase-frequency", tb);
+ setprop_val(devp, "clock-frequency", cpu_to_be32(cpu));
+ setprop_val(devp, "timebase-frequency", cpu_to_be32(tb));
if (bus > 0)
- setprop_val(devp, "bus-frequency", bus);
+ setprop_val(devp, "bus-frequency", cpu_to_be32(bus));
}

timebase_period_ns = 1000000000 / tb;
@@ -80,7 +85,7 @@ void dt_fixup_clock(const char *path, u32 freq)

if (devp) {
printf("%s: clock-frequency <- %x (%dMHz)\n\r", path, freq, MHZ(freq));
- setprop_val(devp, "clock-frequency", freq);
+ setprop_val(devp, "clock-frequency", cpu_to_be32(freq));
}
}

@@ -133,8 +138,12 @@ void dt_get_reg_format(void *node, u32 *naddr, u32 *nsize)
{
if (getprop(node, "#address-cells", naddr, 4) != 4)
*naddr = 2;
+ else
+ *naddr = be32_to_cpu(*naddr);
if (getprop(node, "#size-cells", nsize, 4) != 4)
*nsize = 1;
+ else
+ *nsize = be32_to_cpu(*nsize);
}

static void copy_val(u32 *dest, u32 *src, int naddr)
@@ -163,9 +172,9 @@ static int add_reg(u32 *reg, u32 *add, int naddr)
int i, carry = 0;

for (i = MAX_ADDR_CELLS - 1; i >= MAX_ADDR_CELLS - naddr; i--) {
- u64 tmp = (u64)reg[i] + add[i] + carry;
+ u64 tmp = (u64)be32_to_cpu(reg[i]) + be32_to_cpu(add[i]) + carry;
carry = tmp >> 32;
- reg[i] = (u32)tmp;
+ reg[i] = cpu_to_be32((u32)tmp);
}

return !carry;
@@ -180,18 +189,18 @@ static int compare_reg(u32 *reg, u32 *range, u32 *rangesize)
u32 end;

for (i = 0; i < MAX_ADDR_CELLS; i++) {
- if (reg[i] < range[i])
+ if (be32_to_cpu(reg[i]) < be32_to_cpu(range[i]))
return 0;
- if (reg[i] > range[i])
+ if (be32_to_cpu(reg[i]) > be32_to_cpu(range[i]))
break;
}

for (i = 0; i < MAX_ADDR_CELLS; i++) {
- end = range[i] + rangesize[i];
+ end = be32_to_cpu(range[i]) + be32_to_cpu(rangesize[i]);

- if (reg[i] < end)
+ if (be32_to_cpu(reg[i]) < end)
break;
- if (reg[i] > end)
+ if (be32_to_cpu(reg[i]) > end)
return 0;
}

@@ -240,7 +249,6 @@ static int dt_xlate(void *node, int res, int reglen, unsigned long *addr,
return 0;

dt_get_reg_format(parent, &naddr, &nsize);
-
if (nsize > 2)
return 0;

@@ -252,10 +260,10 @@ static int dt_xlate(void *node, int res, int reglen, unsigned long *addr,

copy_val(last_addr, prop_buf + offset, naddr);

- ret_size = prop_buf[offset + naddr];
+ ret_size = be32_to_cpu(prop_buf[offset + naddr]);
if (nsize == 2) {
ret_size <<= 32;
- ret_size |= prop_buf[offset + naddr + 1];
+ ret_size |= be32_to_cpu(prop_buf[offset + naddr + 1]);
}

for (;;) {
@@ -278,7 +286,6 @@ static int dt_xlate(void *node, int res, int reglen, unsigned long *addr,

offset = find_range(last_addr, prop_buf, prev_naddr,
naddr, prev_nsize, buflen / 4);
-
if (offset < 0)
return 0;

@@ -296,8 +303,7 @@ static int dt_xlate(void *node, int res, int reglen, unsigned long *addr,
if (naddr > 2)
return 0;

- ret_addr = ((u64)last_addr[2] << 32) | last_addr[3];
-
+ ret_addr = ((u64)be32_to_cpu(last_addr[2]) << 32) | be32_to_cpu(last_addr[3]);
if (sizeof(void *) == 4 &&
(ret_addr >= 0x100000000ULL || ret_size > 0x100000000ULL ||
ret_addr + ret_size > 0x100000000ULL))
@@ -350,11 +356,14 @@ int dt_is_compatible(void *node, const char *compat)
int dt_get_virtual_reg(void *node, void **addr, int nres)
{
unsigned long xaddr;
- int n;
+ int n, i;

n = getprop(node, "virtual-reg", addr, nres * 4);
- if (n > 0)
+ if (n > 0) {
+ for (i = 0; i < n/4; i ++)
+ ((u32 *)addr)[i] = be32_to_cpu(((u32 *)addr)[i]);
return n / 4;
+ }

for (n = 0; n < nres; n++) {
if (!dt_xlate_reg(node, n, &xaddr, NULL))
diff --git a/arch/powerpc/boot/ns16550.c b/arch/powerpc/boot/ns16550.c
index b0da4466d419..f16d2be1d0f3 100644
--- a/arch/powerpc/boot/ns16550.c
+++ b/arch/powerpc/boot/ns16550.c
@@ -15,6 +15,7 @@
#include "stdio.h"
#include "io.h"
#include "ops.h"
+#include "of.h"

#define UART_DLL 0 /* Out: Divisor Latch Low */
#define UART_DLM 1 /* Out: Divisor Latch High */
@@ -58,16 +59,20 @@ int ns16550_console_init(void *devp, struct serial_console_data *scdp)
int n;
u32 reg_offset;

- if (dt_get_virtual_reg(devp, (void **)&reg_base, 1) < 1)
+ if (dt_get_virtual_reg(devp, (void **)&reg_base, 1) < 1) {
+ printf("virt reg parse fail...\r\n");
return -1;
+ }

n = getprop(devp, "reg-offset", &reg_offset, sizeof(reg_offset));
if (n == sizeof(reg_offset))
- reg_base += reg_offset;
+ reg_base += be32_to_cpu(reg_offset);

n = getprop(devp, "reg-shift", &reg_shift, sizeof(reg_shift));
if (n != sizeof(reg_shift))
reg_shift = 0;
+ else
+ reg_shift = be32_to_cpu(reg_shift);

scdp->open = ns16550_open;
scdp->putc = ns16550_putc;
diff --git a/arch/powerpc/include/asm/ps3.h b/arch/powerpc/include/asm/ps3.h
index cb89e4bf55ce..964063765662 100644
--- a/arch/powerpc/include/asm/ps3.h
+++ b/arch/powerpc/include/asm/ps3.h
@@ -71,6 +71,7 @@ struct ps3_dma_region_ops;
* @bus_addr: The 'translated' bus address of the region.
* @len: The length in bytes of the region.
* @offset: The offset from the start of memory of the region.
+ * @dma_mask: Device dma_mask.
* @ioid: The IOID of the device who owns this region
* @chunk_list: Opaque variable used by the ioc page manager.
* @region_ops: struct ps3_dma_region_ops - dma region operations
@@ -85,6 +86,7 @@ struct ps3_dma_region {
enum ps3_dma_region_type region_type;
unsigned long len;
unsigned long offset;
+ u64 dma_mask;

/* driver variables (set by ps3_dma_region_create) */
unsigned long bus_addr;
diff --git a/arch/powerpc/platforms/ps3/mm.c b/arch/powerpc/platforms/ps3/mm.c
index f42fe4e86ce5..c3e374669400 100644
--- a/arch/powerpc/platforms/ps3/mm.c
+++ b/arch/powerpc/platforms/ps3/mm.c
@@ -6,6 +6,7 @@
* Copyright 2006 Sony Corp.
*/

+#include <linux/dma-mapping.h>
#include <linux/kernel.h>
#include <linux/export.h>
#include <linux/memblock.h>
@@ -1118,6 +1119,7 @@ int ps3_dma_region_init(struct ps3_system_bus_device *dev,
enum ps3_dma_region_type region_type, void *addr, unsigned long len)
{
unsigned long lpar_addr;
+ int result;

lpar_addr = addr ? ps3_mm_phys_to_lpar(__pa(addr)) : 0;

@@ -1129,6 +1131,16 @@ int ps3_dma_region_init(struct ps3_system_bus_device *dev,
r->offset -= map.r1.offset;
r->len = len ? len : _ALIGN_UP(map.total, 1 << r->page_size);

+ dev->core.dma_mask = &r->dma_mask;
+
+ result = dma_set_mask_and_coherent(&dev->core, DMA_BIT_MASK(32));
+
+ if (result < 0) {
+ dev_err(&dev->core, "%s:%d: dma_set_mask_and_coherent failed: %d\n",
+ __func__, __LINE__, result);
+ return result;
+ }
+
switch (dev->dev_type) {
case PS3_DEVICE_TYPE_SB:
r->region_ops = (USE_DYNAMIC_DMA)
diff --git a/arch/s390/boot/ipl_parm.c b/arch/s390/boot/ipl_parm.c
index 24ef67eb1cef..75905b548f69 100644
--- a/arch/s390/boot/ipl_parm.c
+++ b/arch/s390/boot/ipl_parm.c
@@ -27,22 +27,25 @@ static inline int __diag308(unsigned long subcode, void *addr)
register unsigned long _addr asm("0") = (unsigned long)addr;
register unsigned long _rc asm("1") = 0;
unsigned long reg1, reg2;
- psw_t old = S390_lowcore.program_new_psw;
+ psw_t old;

asm volatile(
+ " mvc 0(16,%[psw_old]),0(%[psw_pgm])\n"
" epsw %0,%1\n"
- " st %0,%[psw_pgm]\n"
- " st %1,%[psw_pgm]+4\n"
+ " st %0,0(%[psw_pgm])\n"
+ " st %1,4(%[psw_pgm])\n"
" larl %0,1f\n"
- " stg %0,%[psw_pgm]+8\n"
+ " stg %0,8(%[psw_pgm])\n"
" diag %[addr],%[subcode],0x308\n"
- "1: nopr %%r7\n"
+ "1: mvc 0(16,%[psw_pgm]),0(%[psw_old])\n"
: "=&d" (reg1), "=&a" (reg2),
- [psw_pgm] "=Q" (S390_lowcore.program_new_psw),
+ "+Q" (S390_lowcore.program_new_psw),
+ "=Q" (old),
[addr] "+d" (_addr), "+d" (_rc)
- : [subcode] "d" (subcode)
+ : [subcode] "d" (subcode),
+ [psw_old] "a" (&old),
+ [psw_pgm] "a" (&S390_lowcore.program_new_psw)
: "cc", "memory");
- S390_lowcore.program_new_psw = old;
return _rc;
}

diff --git a/arch/s390/boot/mem_detect.c b/arch/s390/boot/mem_detect.c
index 62e7c13ce85c..85049541c191 100644
--- a/arch/s390/boot/mem_detect.c
+++ b/arch/s390/boot/mem_detect.c
@@ -70,24 +70,27 @@ static int __diag260(unsigned long rx1, unsigned long rx2)
register unsigned long _ry asm("4") = 0x10; /* storage configuration */
int rc = -1; /* fail */
unsigned long reg1, reg2;
- psw_t old = S390_lowcore.program_new_psw;
+ psw_t old;

asm volatile(
+ " mvc 0(16,%[psw_old]),0(%[psw_pgm])\n"
" epsw %0,%1\n"
- " st %0,%[psw_pgm]\n"
- " st %1,%[psw_pgm]+4\n"
+ " st %0,0(%[psw_pgm])\n"
+ " st %1,4(%[psw_pgm])\n"
" larl %0,1f\n"
- " stg %0,%[psw_pgm]+8\n"
+ " stg %0,8(%[psw_pgm])\n"
" diag %[rx],%[ry],0x260\n"
" ipm %[rc]\n"
" srl %[rc],28\n"
- "1:\n"
+ "1: mvc 0(16,%[psw_pgm]),0(%[psw_old])\n"
: "=&d" (reg1), "=&a" (reg2),
- [psw_pgm] "=Q" (S390_lowcore.program_new_psw),
+ "+Q" (S390_lowcore.program_new_psw),
+ "=Q" (old),
[rc] "+&d" (rc), [ry] "+d" (_ry)
- : [rx] "d" (_rx1), "d" (_rx2)
+ : [rx] "d" (_rx1), "d" (_rx2),
+ [psw_old] "a" (&old),
+ [psw_pgm] "a" (&S390_lowcore.program_new_psw)
: "cc", "memory");
- S390_lowcore.program_new_psw = old;
return rc == 0 ? _ry : -1;
}

@@ -112,24 +115,30 @@ static int diag260(void)

static int tprot(unsigned long addr)
{
- unsigned long pgm_addr;
+ unsigned long reg1, reg2;
int rc = -EFAULT;
- psw_t old = S390_lowcore.program_new_psw;
+ psw_t old;

- S390_lowcore.program_new_psw.mask = __extract_psw();
asm volatile(
- " larl %[pgm_addr],1f\n"
- " stg %[pgm_addr],%[psw_pgm_addr]\n"
+ " mvc 0(16,%[psw_old]),0(%[psw_pgm])\n"
+ " epsw %[reg1],%[reg2]\n"
+ " st %[reg1],0(%[psw_pgm])\n"
+ " st %[reg2],4(%[psw_pgm])\n"
+ " larl %[reg1],1f\n"
+ " stg %[reg1],8(%[psw_pgm])\n"
" tprot 0(%[addr]),0\n"
" ipm %[rc]\n"
" srl %[rc],28\n"
- "1:\n"
- : [pgm_addr] "=&d"(pgm_addr),
- [psw_pgm_addr] "=Q"(S390_lowcore.program_new_psw.addr),
- [rc] "+&d"(rc)
- : [addr] "a"(addr)
+ "1: mvc 0(16,%[psw_pgm]),0(%[psw_old])\n"
+ : [reg1] "=&d" (reg1),
+ [reg2] "=&a" (reg2),
+ [rc] "+&d" (rc),
+ "=Q" (S390_lowcore.program_new_psw.addr),
+ "=Q" (old)
+ : [psw_old] "a" (&old),
+ [psw_pgm] "a" (&S390_lowcore.program_new_psw),
+ [addr] "a" (addr)
: "cc", "memory");
- S390_lowcore.program_new_psw = old;
return rc;
}

diff --git a/arch/s390/include/asm/processor.h b/arch/s390/include/asm/processor.h
index 560d8b77b1d1..48d6ccdef5f7 100644
--- a/arch/s390/include/asm/processor.h
+++ b/arch/s390/include/asm/processor.h
@@ -215,7 +215,7 @@ static inline unsigned long current_stack_pointer(void)
return sp;
}

-static __no_kasan_or_inline unsigned short stap(void)
+static __always_inline unsigned short stap(void)
{
unsigned short cpu_address;

@@ -254,7 +254,7 @@ static inline void __load_psw(psw_t psw)
* Set PSW mask to specified value, while leaving the
* PSW addr pointing to the next instruction.
*/
-static __no_kasan_or_inline void __load_psw_mask(unsigned long mask)
+static __always_inline void __load_psw_mask(unsigned long mask)
{
unsigned long addr;
psw_t psw;
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index 3588f4c65a4d..f661f176966f 100644
--- a/arch/s390/kernel/setup.c
+++ b/arch/s390/kernel/setup.c
@@ -162,7 +162,7 @@ static void __init set_preferred_console(void)
else if (CONSOLE_IS_3270)
add_preferred_console("tty3270", 0, NULL);
else if (CONSOLE_IS_VT220)
- add_preferred_console("ttyS", 1, NULL);
+ add_preferred_console("ttysclp", 0, NULL);
else if (CONSOLE_IS_HVC)
add_preferred_console("hvc", 0, NULL);
}
diff --git a/arch/um/drivers/chan_user.c b/arch/um/drivers/chan_user.c
index d8845d4aac6a..6040817c036f 100644
--- a/arch/um/drivers/chan_user.c
+++ b/arch/um/drivers/chan_user.c
@@ -256,7 +256,8 @@ static int winch_tramp(int fd, struct tty_port *port, int *fd_out,
goto out_close;
}

- if (os_set_fd_block(*fd_out, 0)) {
+ err = os_set_fd_block(*fd_out, 0);
+ if (err) {
printk(UM_KERN_ERR "winch_tramp: failed to set thread_fd "
"non-blocking.\n");
goto out_close;
diff --git a/arch/um/drivers/slip_user.c b/arch/um/drivers/slip_user.c
index 8016d32b6809..8d736eb62961 100644
--- a/arch/um/drivers/slip_user.c
+++ b/arch/um/drivers/slip_user.c
@@ -145,7 +145,8 @@ static int slip_open(void *data)
}
sfd = err;

- if (set_up_tty(sfd))
+ err = set_up_tty(sfd);
+ if (err)
goto out_close2;

pri->slave = sfd;
diff --git a/arch/x86/include/asm/fpu/internal.h b/arch/x86/include/asm/fpu/internal.h
index 9f135e5b9cf5..a9d1dd82d820 100644
--- a/arch/x86/include/asm/fpu/internal.h
+++ b/arch/x86/include/asm/fpu/internal.h
@@ -102,6 +102,7 @@ static inline void fpstate_init_fxstate(struct fxregs_state *fx)
}
extern void fpstate_sanitize_xstate(struct fpu *fpu);

+/* Returns 0 or the negated trap number, which results in -EFAULT for #PF */
#define user_insn(insn, output, input...) \
({ \
int err; \
@@ -109,14 +110,14 @@ extern void fpstate_sanitize_xstate(struct fpu *fpu);
might_fault(); \
\
asm volatile(ASM_STAC "\n" \
- "1:" #insn "\n\t" \
+ "1: " #insn "\n" \
"2: " ASM_CLAC "\n" \
".section .fixup,\"ax\"\n" \
- "3: movl $-1,%[err]\n" \
+ "3: negl %%eax\n" \
" jmp 2b\n" \
".previous\n" \
- _ASM_EXTABLE(1b, 3b) \
- : [err] "=r" (err), output \
+ _ASM_EXTABLE_FAULT(1b, 3b) \
+ : [err] "=a" (err), output \
: "0"(0), input); \
err; \
})
@@ -210,16 +211,20 @@ static inline void copy_fxregs_to_kernel(struct fpu *fpu)
#define XRSTOR ".byte " REX_PREFIX "0x0f,0xae,0x2f"
#define XRSTORS ".byte " REX_PREFIX "0x0f,0xc7,0x1f"

+/*
+ * After this @err contains 0 on success or the negated trap number when
+ * the operation raises an exception. For faults this results in -EFAULT.
+ */
#define XSTATE_OP(op, st, lmask, hmask, err) \
asm volatile("1:" op "\n\t" \
"xor %[err], %[err]\n" \
"2:\n\t" \
".pushsection .fixup,\"ax\"\n\t" \
- "3: movl $-2,%[err]\n\t" \
+ "3: negl %%eax\n\t" \
"jmp 2b\n\t" \
".popsection\n\t" \
- _ASM_EXTABLE(1b, 3b) \
- : [err] "=r" (err) \
+ _ASM_EXTABLE_FAULT(1b, 3b) \
+ : [err] "=a" (err) \
: "D" (st), "m" (*st), "a" (lmask), "d" (hmask) \
: "memory")

diff --git a/arch/x86/kernel/fpu/regset.c b/arch/x86/kernel/fpu/regset.c
index d652b939ccfb..68e1fb66e701 100644
--- a/arch/x86/kernel/fpu/regset.c
+++ b/arch/x86/kernel/fpu/regset.c
@@ -124,7 +124,7 @@ int xstateregs_set(struct task_struct *target, const struct user_regset *regset,
/*
* A whole standard-format XSAVE buffer is needed:
*/
- if ((pos != 0) || (count < fpu_user_xstate_size))
+ if (pos != 0 || count != fpu_user_xstate_size)
return -EFAULT;

xsave = &fpu->state.xsave;
diff --git a/arch/x86/kernel/signal.c b/arch/x86/kernel/signal.c
index 2fdbf5ef8c39..026ce06a24c0 100644
--- a/arch/x86/kernel/signal.c
+++ b/arch/x86/kernel/signal.c
@@ -241,10 +241,11 @@ get_sigframe(struct k_sigaction *ka, struct pt_regs *regs, size_t frame_size,
void __user **fpstate)
{
/* Default to using normal stack */
+ bool nested_altstack = on_sig_stack(regs->sp);
+ bool entering_altstack = false;
unsigned long math_size = 0;
unsigned long sp = regs->sp;
unsigned long buf_fx = 0;
- int onsigstack = on_sig_stack(sp);
int ret;

/* redzone */
@@ -253,15 +254,23 @@ get_sigframe(struct k_sigaction *ka, struct pt_regs *regs, size_t frame_size,

/* This is the X/Open sanctioned signal stack switching. */
if (ka->sa.sa_flags & SA_ONSTACK) {
- if (sas_ss_flags(sp) == 0)
+ /*
+ * This checks nested_altstack via sas_ss_flags(). Sensible
+ * programs use SS_AUTODISARM, which disables that check, and
+ * programs that don't use SS_AUTODISARM get compatible.
+ */
+ if (sas_ss_flags(sp) == 0) {
sp = current->sas_ss_sp + current->sas_ss_size;
+ entering_altstack = true;
+ }
} else if (IS_ENABLED(CONFIG_X86_32) &&
- !onsigstack &&
+ !nested_altstack &&
regs->ss != __USER_DS &&
!(ka->sa.sa_flags & SA_RESTORER) &&
ka->sa.sa_restorer) {
/* This is the legacy signal stack switching. */
sp = (unsigned long) ka->sa.sa_restorer;
+ entering_altstack = true;
}

sp = fpu__alloc_mathframe(sp, IS_ENABLED(CONFIG_X86_32),
@@ -274,8 +283,15 @@ get_sigframe(struct k_sigaction *ka, struct pt_regs *regs, size_t frame_size,
* If we are on the alternate signal stack and would overflow it, don't.
* Return an always-bogus address instead so we will die with SIGSEGV.
*/
- if (onsigstack && !likely(on_sig_stack(sp)))
+ if (unlikely((nested_altstack || entering_altstack) &&
+ !__on_sig_stack(sp))) {
+
+ if (show_unhandled_signals && printk_ratelimit())
+ pr_info("%s[%d] overflowed sigaltstack\n",
+ current->comm, task_pid_nr(current));
+
return (void __user *)-1L;
+ }

/* save i387 and extended state */
ret = copy_fpstate_to_sigframe(*fpstate, (void __user *)buf_fx, math_size);
diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c
index 6fa946f983c9..6a8db8eb0e94 100644
--- a/arch/x86/kvm/cpuid.c
+++ b/arch/x86/kvm/cpuid.c
@@ -745,8 +745,14 @@ static inline int __do_cpuid_func(struct kvm_cpuid_entry2 *entry, u32 function,
unsigned virt_as = max((entry->eax >> 8) & 0xff, 48U);
unsigned phys_as = entry->eax & 0xff;

- if (!g_phys_as)
+ /*
+ * Use bare metal's MAXPHADDR if the CPU doesn't report guest
+ * MAXPHYADDR separately, or if TDP (NPT) is disabled, as the
+ * guest version "applies only to guests using nested paging".
+ */
+ if (!g_phys_as || !tdp_enabled)
g_phys_as = phys_as;
+
entry->eax = g_phys_as | (virt_as << 8);
entry->edx = 0;
entry->ebx &= kvm_cpuid_8000_0008_ebx_x86_features;
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 4cc052108f15..377157656a8b 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -8271,6 +8271,8 @@ static int vcpu_enter_guest(struct kvm_vcpu *vcpu)
set_debugreg(vcpu->arch.eff_db[3], 3);
set_debugreg(vcpu->arch.dr6, 6);
vcpu->arch.switch_db_regs &= ~KVM_DEBUGREG_RELOAD;
+ } else if (unlikely(hw_breakpoint_active())) {
+ set_debugreg(0, 7);
}

kvm_x86_ops->run(vcpu);
diff --git a/drivers/acpi/acpi_amba.c b/drivers/acpi/acpi_amba.c
index 49b781a9cd97..ab8a4e0191b1 100644
--- a/drivers/acpi/acpi_amba.c
+++ b/drivers/acpi/acpi_amba.c
@@ -76,6 +76,7 @@ static int amba_handler_attach(struct acpi_device *adev,
case IORESOURCE_MEM:
if (!address_found) {
dev->res = *rentry->res;
+ dev->res.name = dev_name(&dev->dev);
address_found = true;
}
break;
diff --git a/drivers/acpi/acpi_video.c b/drivers/acpi/acpi_video.c
index 4f325e47519f..81cd47d29932 100644
--- a/drivers/acpi/acpi_video.c
+++ b/drivers/acpi/acpi_video.c
@@ -543,6 +543,15 @@ static const struct dmi_system_id video_dmi_table[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V131"),
},
},
+ {
+ .callback = video_set_report_key_events,
+ .driver_data = (void *)((uintptr_t)REPORT_BRIGHTNESS_KEY_EVENTS),
+ .ident = "Dell Vostro 3350",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 3350"),
+ },
+ },
/*
* Some machines change the brightness themselves when a brightness
* hotkey gets pressed, despite us telling them not to. In this case
diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
index 2eeb2bcb488d..816eb2db7308 100644
--- a/drivers/block/virtio_blk.c
+++ b/drivers/block/virtio_blk.c
@@ -1057,6 +1057,8 @@ static int virtblk_freeze(struct virtio_device *vdev)
blk_mq_quiesce_queue(vblk->disk->queue);

vdev->config->del_vqs(vdev);
+ kfree(vblk->vqs);
+
return 0;
}

diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c
index 5eabbf73fdef..b453029487a1 100644
--- a/drivers/char/virtio_console.c
+++ b/drivers/char/virtio_console.c
@@ -475,7 +475,7 @@ static struct port_buffer *get_inbuf(struct port *port)

buf = virtqueue_get_buf(port->in_vq, &len);
if (buf) {
- buf->len = len;
+ buf->len = min_t(size_t, len, buf->size);
buf->offset = 0;
port->stats.bytes_received += len;
}
@@ -1714,7 +1714,7 @@ static void control_work_handler(struct work_struct *work)
while ((buf = virtqueue_get_buf(vq, &len))) {
spin_unlock(&portdev->c_ivq_lock);

- buf->len = len;
+ buf->len = min_t(size_t, len, buf->size);
buf->offset = 0;

handle_control_message(vq->vdev, portdev, buf);
diff --git a/drivers/dma/fsl-qdma.c b/drivers/dma/fsl-qdma.c
index 95cc0256b387..f5a1ae164193 100644
--- a/drivers/dma/fsl-qdma.c
+++ b/drivers/dma/fsl-qdma.c
@@ -1184,7 +1184,11 @@ static int fsl_qdma_probe(struct platform_device *pdev)
fsl_qdma->dma_dev.device_synchronize = fsl_qdma_synchronize;
fsl_qdma->dma_dev.device_terminate_all = fsl_qdma_terminate_all;

- dma_set_mask(&pdev->dev, DMA_BIT_MASK(40));
+ ret = dma_set_mask(&pdev->dev, DMA_BIT_MASK(40));
+ if (ret) {
+ dev_err(&pdev->dev, "dma_set_mask failure.\n");
+ return ret;
+ }

platform_set_drvdata(pdev, fsl_qdma);

diff --git a/drivers/firmware/arm_scmi/driver.c b/drivers/firmware/arm_scmi/driver.c
index 11078199abed..7b6903bad408 100644
--- a/drivers/firmware/arm_scmi/driver.c
+++ b/drivers/firmware/arm_scmi/driver.c
@@ -370,6 +370,10 @@ static void scmi_rx_callback(struct mbox_client *cl, void *m)

xfer = &minfo->xfer_block[xfer_id];

+ /* rx.len could be shrunk in the sync do_xfer, so reset to maxsz */
+ if (msg_type == MSG_TYPE_DELAYED_RESP)
+ xfer->rx.len = info->desc->max_msg_size;
+
scmi_dump_header_dbg(dev, &xfer->hdr);

scmi_fetch_response(xfer, mem);
diff --git a/drivers/firmware/tegra/bpmp-tegra210.c b/drivers/firmware/tegra/bpmp-tegra210.c
index ae15940a078e..c32754055c60 100644
--- a/drivers/firmware/tegra/bpmp-tegra210.c
+++ b/drivers/firmware/tegra/bpmp-tegra210.c
@@ -210,7 +210,7 @@ static int tegra210_bpmp_init(struct tegra_bpmp *bpmp)
priv->tx_irq_data = irq_get_irq_data(err);
if (!priv->tx_irq_data) {
dev_err(&pdev->dev, "failed to get IRQ data for TX IRQ\n");
- return err;
+ return -ENOENT;
}

err = platform_get_irq_byname(pdev, "rx");
diff --git a/drivers/firmware/turris-mox-rwtm.c b/drivers/firmware/turris-mox-rwtm.c
index 72be58960e54..9a6cf5af27a3 100644
--- a/drivers/firmware/turris-mox-rwtm.c
+++ b/drivers/firmware/turris-mox-rwtm.c
@@ -134,11 +134,14 @@ MOX_ATTR_RO(pubkey, "%s\n", pubkey);

static int mox_get_status(enum mbox_cmd cmd, u32 retval)
{
- if (MBOX_STS_CMD(retval) != cmd ||
- MBOX_STS_ERROR(retval) != MBOX_STS_SUCCESS)
+ if (MBOX_STS_CMD(retval) != cmd)
return -EIO;
else if (MBOX_STS_ERROR(retval) == MBOX_STS_FAIL)
return -(int)MBOX_STS_VALUE(retval);
+ else if (MBOX_STS_ERROR(retval) == MBOX_STS_BADCMD)
+ return -ENOSYS;
+ else if (MBOX_STS_ERROR(retval) != MBOX_STS_SUCCESS)
+ return -EIO;
else
return MBOX_STS_VALUE(retval);
}
@@ -188,11 +191,14 @@ static int mox_get_board_info(struct mox_rwtm *rwtm)
return ret;

ret = mox_get_status(MBOX_CMD_BOARD_INFO, reply->retval);
- if (ret < 0 && ret != -ENODATA) {
- return ret;
- } else if (ret == -ENODATA) {
+ if (ret == -ENODATA) {
dev_warn(rwtm->dev,
"Board does not have manufacturing information burned!\n");
+ } else if (ret == -ENOSYS) {
+ dev_notice(rwtm->dev,
+ "Firmware does not support the BOARD_INFO command\n");
+ } else if (ret < 0) {
+ return ret;
} else {
rwtm->serial_number = reply->status[1];
rwtm->serial_number <<= 32;
@@ -221,10 +227,13 @@ static int mox_get_board_info(struct mox_rwtm *rwtm)
return ret;

ret = mox_get_status(MBOX_CMD_ECDSA_PUB_KEY, reply->retval);
- if (ret < 0 && ret != -ENODATA) {
- return ret;
- } else if (ret == -ENODATA) {
+ if (ret == -ENODATA) {
dev_warn(rwtm->dev, "Board has no public key burned!\n");
+ } else if (ret == -ENOSYS) {
+ dev_notice(rwtm->dev,
+ "Firmware does not support the ECDSA_PUB_KEY command\n");
+ } else if (ret < 0) {
+ return ret;
} else {
u32 *s = reply->status;

@@ -238,6 +247,27 @@ static int mox_get_board_info(struct mox_rwtm *rwtm)
return 0;
}

+static int check_get_random_support(struct mox_rwtm *rwtm)
+{
+ struct armada_37xx_rwtm_tx_msg msg;
+ int ret;
+
+ msg.command = MBOX_CMD_GET_RANDOM;
+ msg.args[0] = 1;
+ msg.args[1] = rwtm->buf_phys;
+ msg.args[2] = 4;
+
+ ret = mbox_send_message(rwtm->mbox, &msg);
+ if (ret < 0)
+ return ret;
+
+ ret = wait_for_completion_timeout(&rwtm->cmd_done, HZ / 2);
+ if (ret < 0)
+ return ret;
+
+ return mox_get_status(MBOX_CMD_GET_RANDOM, rwtm->reply.retval);
+}
+
static int mox_hwrng_read(struct hwrng *rng, void *data, size_t max, bool wait)
{
struct mox_rwtm *rwtm = (struct mox_rwtm *) rng->priv;
@@ -329,6 +359,13 @@ static int turris_mox_rwtm_probe(struct platform_device *pdev)
if (ret < 0)
dev_warn(dev, "Cannot read board information: %i\n", ret);

+ ret = check_get_random_support(rwtm);
+ if (ret < 0) {
+ dev_notice(dev,
+ "Firmware does not support the GET_RANDOM command\n");
+ goto free_channel;
+ }
+
rwtm->hwrng.name = DRIVER_NAME "_hwrng";
rwtm->hwrng.read = mox_hwrng_read;
rwtm->hwrng.priv = (unsigned long) rwtm;
diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c
index 9a24dce3c262..d9193ffa17a1 100644
--- a/drivers/gpio/gpio-pca953x.c
+++ b/drivers/gpio/gpio-pca953x.c
@@ -1272,6 +1272,7 @@ static const struct of_device_id pca953x_dt_ids[] = {

{ .compatible = "onnn,cat9554", .data = OF_953X( 8, PCA_INT), },
{ .compatible = "onnn,pca9654", .data = OF_953X( 8, PCA_INT), },
+ { .compatible = "onnn,pca9655", .data = OF_953X(16, PCA_INT), },

{ .compatible = "exar,xra1202", .data = OF_953X( 8, 0), },
{ }
diff --git a/drivers/gpio/gpio-zynq.c b/drivers/gpio/gpio-zynq.c
index 88b04d8a7fa7..25a42605aa81 100644
--- a/drivers/gpio/gpio-zynq.c
+++ b/drivers/gpio/gpio-zynq.c
@@ -938,8 +938,11 @@ static int zynq_gpio_probe(struct platform_device *pdev)
static int zynq_gpio_remove(struct platform_device *pdev)
{
struct zynq_gpio *gpio = platform_get_drvdata(pdev);
+ int ret;

- pm_runtime_get_sync(&pdev->dev);
+ ret = pm_runtime_get_sync(&pdev->dev);
+ if (ret < 0)
+ dev_warn(&pdev->dev, "pm_runtime_get_sync() Failed\n");
gpiochip_remove(&gpio->chip);
clk_disable_unprepare(gpio->clk);
device_set_wakeup_capable(&pdev->dev, 0);
diff --git a/drivers/hwtracing/intel_th/core.c b/drivers/hwtracing/intel_th/core.c
index c9ac3dc65113..9cb8c7d13d46 100644
--- a/drivers/hwtracing/intel_th/core.c
+++ b/drivers/hwtracing/intel_th/core.c
@@ -215,6 +215,22 @@ static ssize_t port_show(struct device *dev, struct device_attribute *attr,

static DEVICE_ATTR_RO(port);

+static void intel_th_trace_prepare(struct intel_th_device *thdev)
+{
+ struct intel_th_device *hub = to_intel_th_hub(thdev);
+ struct intel_th_driver *hubdrv = to_intel_th_driver(hub->dev.driver);
+
+ if (hub->type != INTEL_TH_SWITCH)
+ return;
+
+ if (thdev->type != INTEL_TH_OUTPUT)
+ return;
+
+ pm_runtime_get_sync(&thdev->dev);
+ hubdrv->prepare(hub, &thdev->output);
+ pm_runtime_put(&thdev->dev);
+}
+
static int intel_th_output_activate(struct intel_th_device *thdev)
{
struct intel_th_driver *thdrv =
@@ -235,6 +251,7 @@ static int intel_th_output_activate(struct intel_th_device *thdev)
if (ret)
goto fail_put;

+ intel_th_trace_prepare(thdev);
if (thdrv->activate)
ret = thdrv->activate(thdev);
else
diff --git a/drivers/hwtracing/intel_th/gth.c b/drivers/hwtracing/intel_th/gth.c
index 28509b02a0b5..b3308934a687 100644
--- a/drivers/hwtracing/intel_th/gth.c
+++ b/drivers/hwtracing/intel_th/gth.c
@@ -564,6 +564,21 @@ static void gth_tscu_resync(struct gth_device *gth)
iowrite32(reg, gth->base + REG_TSCU_TSUCTRL);
}

+static void intel_th_gth_prepare(struct intel_th_device *thdev,
+ struct intel_th_output *output)
+{
+ struct gth_device *gth = dev_get_drvdata(&thdev->dev);
+ int count;
+
+ /*
+ * Wait until the output port is in reset before we start
+ * programming it.
+ */
+ for (count = GTH_PLE_WAITLOOP_DEPTH;
+ count && !(gth_output_get(gth, output->port) & BIT(5)); count--)
+ cpu_relax();
+}
+
/**
* intel_th_gth_enable() - enable tracing to an output device
* @thdev: GTH device
@@ -815,6 +830,7 @@ static struct intel_th_driver intel_th_gth_driver = {
.assign = intel_th_gth_assign,
.unassign = intel_th_gth_unassign,
.set_output = intel_th_gth_set_output,
+ .prepare = intel_th_gth_prepare,
.enable = intel_th_gth_enable,
.trig_switch = intel_th_gth_switch,
.disable = intel_th_gth_disable,
diff --git a/drivers/hwtracing/intel_th/intel_th.h b/drivers/hwtracing/intel_th/intel_th.h
index 5fe694708b7a..595615b79108 100644
--- a/drivers/hwtracing/intel_th/intel_th.h
+++ b/drivers/hwtracing/intel_th/intel_th.h
@@ -143,6 +143,7 @@ intel_th_output_assigned(struct intel_th_device *thdev)
* @remove: remove method
* @assign: match a given output type device against available outputs
* @unassign: deassociate an output type device from an output port
+ * @prepare: prepare output port for tracing
* @enable: enable tracing for a given output device
* @disable: disable tracing for a given output device
* @irq: interrupt callback
@@ -164,6 +165,8 @@ struct intel_th_driver {
struct intel_th_device *othdev);
void (*unassign)(struct intel_th_device *thdev,
struct intel_th_device *othdev);
+ void (*prepare)(struct intel_th_device *thdev,
+ struct intel_th_output *output);
void (*enable)(struct intel_th_device *thdev,
struct intel_th_output *output);
void (*trig_switch)(struct intel_th_device *thdev,
diff --git a/drivers/i2c/i2c-core-base.c b/drivers/i2c/i2c-core-base.c
index 840f59650c7c..1b93fae58ec7 100644
--- a/drivers/i2c/i2c-core-base.c
+++ b/drivers/i2c/i2c-core-base.c
@@ -24,6 +24,7 @@
#include <linux/i2c-smbus.h>
#include <linux/idr.h>
#include <linux/init.h>
+#include <linux/interrupt.h>
#include <linux/irqflags.h>
#include <linux/jump_label.h>
#include <linux/kernel.h>
@@ -459,6 +460,8 @@ static void i2c_device_shutdown(struct device *dev)
driver = to_i2c_driver(dev->driver);
if (driver->shutdown)
driver->shutdown(client);
+ else if (client->irq > 0)
+ disable_irq(client->irq);
}

static void i2c_client_dev_release(struct device *dev)
diff --git a/drivers/iio/gyro/fxas21002c_core.c b/drivers/iio/gyro/fxas21002c_core.c
index 958cf8b6002c..45e2b5b33072 100644
--- a/drivers/iio/gyro/fxas21002c_core.c
+++ b/drivers/iio/gyro/fxas21002c_core.c
@@ -300,14 +300,7 @@ static int fxas21002c_write(struct fxas21002c_data *data,

static int fxas21002c_pm_get(struct fxas21002c_data *data)
{
- struct device *dev = regmap_get_device(data->regmap);
- int ret;
-
- ret = pm_runtime_get_sync(dev);
- if (ret < 0)
- pm_runtime_put_noidle(dev);
-
- return ret;
+ return pm_runtime_resume_and_get(regmap_get_device(data->regmap));
}

static int fxas21002c_pm_put(struct fxas21002c_data *data)
@@ -940,7 +933,6 @@ int fxas21002c_core_probe(struct device *dev, struct regmap *regmap, int irq,
pm_disable:
pm_runtime_disable(dev);
pm_runtime_set_suspended(dev);
- pm_runtime_put_noidle(dev);

return ret;
}
@@ -954,7 +946,6 @@ void fxas21002c_core_remove(struct device *dev)

pm_runtime_disable(dev);
pm_runtime_set_suspended(dev);
- pm_runtime_put_noidle(dev);
}
EXPORT_SYMBOL_GPL(fxas21002c_core_remove);

diff --git a/drivers/iio/magnetometer/bmc150_magn.c b/drivers/iio/magnetometer/bmc150_magn.c
index 48685d785c1b..087dc16c2185 100644
--- a/drivers/iio/magnetometer/bmc150_magn.c
+++ b/drivers/iio/magnetometer/bmc150_magn.c
@@ -263,7 +263,7 @@ static int bmc150_magn_set_power_state(struct bmc150_magn_data *data, bool on)
int ret;

if (on) {
- ret = pm_runtime_get_sync(data->dev);
+ ret = pm_runtime_resume_and_get(data->dev);
} else {
pm_runtime_mark_last_busy(data->dev);
ret = pm_runtime_put_autosuspend(data->dev);
@@ -272,9 +272,6 @@ static int bmc150_magn_set_power_state(struct bmc150_magn_data *data, bool on)
if (ret < 0) {
dev_err(data->dev,
"failed to change power state to %d\n", on);
- if (on)
- pm_runtime_put_noidle(data->dev);
-
return ret;
}
#endif
@@ -947,12 +944,14 @@ int bmc150_magn_probe(struct device *dev, struct regmap *regmap,
ret = iio_device_register(indio_dev);
if (ret < 0) {
dev_err(dev, "unable to register iio device\n");
- goto err_buffer_cleanup;
+ goto err_disable_runtime_pm;
}

dev_dbg(dev, "Registered device %s\n", name);
return 0;

+err_disable_runtime_pm:
+ pm_runtime_disable(dev);
err_buffer_cleanup:
iio_triggered_buffer_cleanup(indio_dev);
err_free_irq:
@@ -976,7 +975,6 @@ int bmc150_magn_remove(struct device *dev)

pm_runtime_disable(dev);
pm_runtime_set_suspended(dev);
- pm_runtime_put_noidle(dev);

iio_triggered_buffer_cleanup(indio_dev);

diff --git a/drivers/input/touchscreen/hideep.c b/drivers/input/touchscreen/hideep.c
index ddad4a82a5e5..e9547ee29756 100644
--- a/drivers/input/touchscreen/hideep.c
+++ b/drivers/input/touchscreen/hideep.c
@@ -361,13 +361,16 @@ static int hideep_enter_pgm(struct hideep_ts *ts)
return -EIO;
}

-static void hideep_nvm_unlock(struct hideep_ts *ts)
+static int hideep_nvm_unlock(struct hideep_ts *ts)
{
u32 unmask_code;
+ int error;

hideep_pgm_w_reg(ts, HIDEEP_FLASH_CFG, HIDEEP_NVM_SFR_RPAGE);
- hideep_pgm_r_reg(ts, 0x0000000C, &unmask_code);
+ error = hideep_pgm_r_reg(ts, 0x0000000C, &unmask_code);
hideep_pgm_w_reg(ts, HIDEEP_FLASH_CFG, HIDEEP_NVM_DEFAULT_PAGE);
+ if (error)
+ return error;

/* make it unprotected code */
unmask_code &= ~HIDEEP_PROT_MODE;
@@ -384,6 +387,8 @@ static void hideep_nvm_unlock(struct hideep_ts *ts)
NVM_W_SFR(HIDEEP_NVM_MASK_OFS, ts->nvm_mask);
SET_FLASH_HWCONTROL();
hideep_pgm_w_reg(ts, HIDEEP_FLASH_CFG, HIDEEP_NVM_DEFAULT_PAGE);
+
+ return 0;
}

static int hideep_check_status(struct hideep_ts *ts)
@@ -462,7 +467,9 @@ static int hideep_program_nvm(struct hideep_ts *ts,
u32 addr = 0;
int error;

- hideep_nvm_unlock(ts);
+ error = hideep_nvm_unlock(ts);
+ if (error)
+ return error;

while (ucode_len > 0) {
xfer_len = min_t(size_t, ucode_len, HIDEEP_NVM_PAGE_SIZE);
diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c
index 7c503a6bc585..2185ea5191c1 100644
--- a/drivers/iommu/arm-smmu.c
+++ b/drivers/iommu/arm-smmu.c
@@ -114,7 +114,7 @@ static bool using_legacy_binding, using_generic_binding;
static inline int arm_smmu_rpm_get(struct arm_smmu_device *smmu)
{
if (pm_runtime_enabled(smmu->dev))
- return pm_runtime_get_sync(smmu->dev);
+ return pm_runtime_resume_and_get(smmu->dev);

return 0;
}
@@ -1231,6 +1231,7 @@ static phys_addr_t arm_smmu_iova_to_phys_hard(struct iommu_domain *domain,
u64 phys;
unsigned long va, flags;
int ret, idx = cfg->cbndx;
+ phys_addr_t addr = 0;

ret = arm_smmu_rpm_get(smmu);
if (ret < 0)
@@ -1249,6 +1250,7 @@ static phys_addr_t arm_smmu_iova_to_phys_hard(struct iommu_domain *domain,
dev_err(dev,
"iova to phys timed out on %pad. Falling back to software table walk.\n",
&iova);
+ arm_smmu_rpm_put(smmu);
return ops->iova_to_phys(ops, iova);
}

@@ -1257,12 +1259,14 @@ static phys_addr_t arm_smmu_iova_to_phys_hard(struct iommu_domain *domain,
if (phys & CB_PAR_F) {
dev_err(dev, "translation fault!\n");
dev_err(dev, "PAR = 0x%llx\n", phys);
- return 0;
+ goto out;
}

+ addr = (phys & GENMASK_ULL(39, 12)) | (iova & 0xfff);
+out:
arm_smmu_rpm_put(smmu);

- return (phys & GENMASK_ULL(39, 12)) | (iova & 0xfff);
+ return addr;
}

static phys_addr_t arm_smmu_iova_to_phys(struct iommu_domain *domain,
diff --git a/drivers/memory/atmel-ebi.c b/drivers/memory/atmel-ebi.c
index 0322df9dc249..89646896a183 100644
--- a/drivers/memory/atmel-ebi.c
+++ b/drivers/memory/atmel-ebi.c
@@ -601,8 +601,10 @@ static int atmel_ebi_probe(struct platform_device *pdev)
child);

ret = atmel_ebi_dev_disable(ebi, child);
- if (ret)
+ if (ret) {
+ of_node_put(child);
return ret;
+ }
}
}

diff --git a/drivers/memory/fsl_ifc.c b/drivers/memory/fsl_ifc.c
index a2c971743ffe..279025834607 100644
--- a/drivers/memory/fsl_ifc.c
+++ b/drivers/memory/fsl_ifc.c
@@ -96,7 +96,6 @@ static int fsl_ifc_ctrl_remove(struct platform_device *dev)
iounmap(ctrl->gregs);

dev_set_drvdata(&dev->dev, NULL);
- kfree(ctrl);

return 0;
}
@@ -208,7 +207,8 @@ static int fsl_ifc_ctrl_probe(struct platform_device *dev)

dev_info(&dev->dev, "Freescale Integrated Flash Controller\n");

- fsl_ifc_ctrl_dev = kzalloc(sizeof(*fsl_ifc_ctrl_dev), GFP_KERNEL);
+ fsl_ifc_ctrl_dev = devm_kzalloc(&dev->dev, sizeof(*fsl_ifc_ctrl_dev),
+ GFP_KERNEL);
if (!fsl_ifc_ctrl_dev)
return -ENOMEM;

@@ -218,8 +218,7 @@ static int fsl_ifc_ctrl_probe(struct platform_device *dev)
fsl_ifc_ctrl_dev->gregs = of_iomap(dev->dev.of_node, 0);
if (!fsl_ifc_ctrl_dev->gregs) {
dev_err(&dev->dev, "failed to get memory region\n");
- ret = -ENODEV;
- goto err;
+ return -ENODEV;
}

if (of_property_read_bool(dev->dev.of_node, "little-endian")) {
@@ -295,6 +294,7 @@ static int fsl_ifc_ctrl_probe(struct platform_device *dev)
free_irq(fsl_ifc_ctrl_dev->irq, fsl_ifc_ctrl_dev);
irq_dispose_mapping(fsl_ifc_ctrl_dev->irq);
err:
+ iounmap(fsl_ifc_ctrl_dev->gregs);
return ret;
}

diff --git a/drivers/memory/pl353-smc.c b/drivers/memory/pl353-smc.c
index b42804b1801e..cc01979780d8 100644
--- a/drivers/memory/pl353-smc.c
+++ b/drivers/memory/pl353-smc.c
@@ -407,6 +407,7 @@ static int pl353_smc_probe(struct amba_device *adev, const struct amba_id *id)
break;
}
if (!match) {
+ err = -ENODEV;
dev_err(&adev->dev, "no matching children\n");
goto out_clk_disable;
}
diff --git a/drivers/mfd/da9052-i2c.c b/drivers/mfd/da9052-i2c.c
index 47556d2d9abe..8ebfc7bbe4e0 100644
--- a/drivers/mfd/da9052-i2c.c
+++ b/drivers/mfd/da9052-i2c.c
@@ -113,6 +113,7 @@ static const struct i2c_device_id da9052_i2c_id[] = {
{"da9053-bc", DA9053_BC},
{}
};
+MODULE_DEVICE_TABLE(i2c, da9052_i2c_id);

#ifdef CONFIG_OF
static const struct of_device_id dialog_dt_ids[] = {
diff --git a/drivers/mfd/motorola-cpcap.c b/drivers/mfd/motorola-cpcap.c
index 52f38e57cdc1..1ae58c977e1b 100644
--- a/drivers/mfd/motorola-cpcap.c
+++ b/drivers/mfd/motorola-cpcap.c
@@ -305,6 +305,10 @@ static int cpcap_probe(struct spi_device *spi)
if (ret)
return ret;

+ /* Parent SPI controller uses DMA, CPCAP and child devices do not */
+ spi->dev.coherent_dma_mask = 0;
+ spi->dev.dma_mask = &spi->dev.coherent_dma_mask;
+
return devm_mfd_add_devices(&spi->dev, 0, cpcap_mfd_devices,
ARRAY_SIZE(cpcap_mfd_devices), NULL, 0, NULL);
}
diff --git a/drivers/mfd/stmpe-i2c.c b/drivers/mfd/stmpe-i2c.c
index 61aa020199f5..cd2f45257dc1 100644
--- a/drivers/mfd/stmpe-i2c.c
+++ b/drivers/mfd/stmpe-i2c.c
@@ -109,7 +109,7 @@ static const struct i2c_device_id stmpe_i2c_id[] = {
{ "stmpe2403", STMPE2403 },
{ }
};
-MODULE_DEVICE_TABLE(i2c, stmpe_id);
+MODULE_DEVICE_TABLE(i2c, stmpe_i2c_id);

static struct i2c_driver stmpe_i2c_driver = {
.driver = {
diff --git a/drivers/misc/cardreader/alcor_pci.c b/drivers/misc/cardreader/alcor_pci.c
index 259fe1dfec03..1fadb95b85b0 100644
--- a/drivers/misc/cardreader/alcor_pci.c
+++ b/drivers/misc/cardreader/alcor_pci.c
@@ -133,7 +133,13 @@ static void alcor_pci_init_check_aspm(struct alcor_pci_priv *priv)
u32 val32;

priv->pdev_cap_off = alcor_pci_find_cap_offset(priv, priv->pdev);
- priv->parent_cap_off = alcor_pci_find_cap_offset(priv,
+ /*
+ * A device might be attached to root complex directly and
+ * priv->parent_pdev will be NULL. In this case we don't check its
+ * capability and disable ASPM completely.
+ */
+ if (priv->parent_pdev)
+ priv->parent_cap_off = alcor_pci_find_cap_offset(priv,
priv->parent_pdev);

if ((priv->pdev_cap_off == 0) || (priv->parent_cap_off == 0)) {
diff --git a/drivers/misc/ibmasm/module.c b/drivers/misc/ibmasm/module.c
index 4edad6c445d3..dc8a06c06c63 100644
--- a/drivers/misc/ibmasm/module.c
+++ b/drivers/misc/ibmasm/module.c
@@ -111,7 +111,7 @@ static int ibmasm_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
result = ibmasm_init_remote_input_dev(sp);
if (result) {
dev_err(sp->dev, "Failed to initialize remote queue\n");
- goto error_send_message;
+ goto error_init_remote;
}

result = ibmasm_send_driver_vpd(sp);
@@ -131,8 +131,9 @@ static int ibmasm_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
return 0;

error_send_message:
- disable_sp_interrupts(sp->base_address);
ibmasm_free_remote_input_dev(sp);
+error_init_remote:
+ disable_sp_interrupts(sp->base_address);
free_irq(sp->irq, (void *)sp);
error_request_irq:
iounmap(sp->base_address);
diff --git a/drivers/net/ethernet/moxa/moxart_ether.c b/drivers/net/ethernet/moxa/moxart_ether.c
index f70bb81e1ed6..caf705130272 100644
--- a/drivers/net/ethernet/moxa/moxart_ether.c
+++ b/drivers/net/ethernet/moxa/moxart_ether.c
@@ -481,6 +481,10 @@ static int moxart_mac_probe(struct platform_device *pdev)
priv->pdev = pdev;

res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!res) {
+ ret = -EINVAL;
+ goto init_fail;
+ }
ndev->base_addr = res->start;
priv->base = devm_ioremap_resource(p_dev, res);
if (IS_ERR(priv->base)) {
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 5cd55f950032..15453d6fcc23 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -1504,6 +1504,8 @@ static int virtnet_poll_tx(struct napi_struct *napi, int budget)
struct virtnet_info *vi = sq->vq->vdev->priv;
unsigned int index = vq2txq(sq->vq);
struct netdev_queue *txq;
+ int opaque;
+ bool done;

if (unlikely(is_xdp_raw_buffer_queue(vi, index))) {
/* We don't need to enable cb for XDP */
@@ -1513,10 +1515,28 @@ static int virtnet_poll_tx(struct napi_struct *napi, int budget)

txq = netdev_get_tx_queue(vi->dev, index);
__netif_tx_lock(txq, raw_smp_processor_id());
+ virtqueue_disable_cb(sq->vq);
free_old_xmit_skbs(sq, true);
+
+ opaque = virtqueue_enable_cb_prepare(sq->vq);
+
+ done = napi_complete_done(napi, 0);
+
+ if (!done)
+ virtqueue_disable_cb(sq->vq);
+
__netif_tx_unlock(txq);

- virtqueue_napi_complete(napi, sq->vq, 0);
+ if (done) {
+ if (unlikely(virtqueue_poll(sq->vq, opaque))) {
+ if (napi_schedule_prep(napi)) {
+ __netif_tx_lock(txq, raw_smp_processor_id());
+ virtqueue_disable_cb(sq->vq);
+ __netif_tx_unlock(txq);
+ __napi_schedule(napi);
+ }
+ }
+ }

if (sq->vq->num_free >= 2 + MAX_SKB_FRAGS)
netif_tx_wake_queue(txq);
@@ -3282,8 +3302,11 @@ static __maybe_unused int virtnet_restore(struct virtio_device *vdev)
virtnet_set_queues(vi, vi->curr_queue_pairs);

err = virtnet_cpu_notif_add(vi);
- if (err)
+ if (err) {
+ virtnet_freeze_down(vdev);
+ remove_vq_common(vi);
return err;
+ }

return 0;
}
diff --git a/drivers/nvme/target/tcp.c b/drivers/nvme/target/tcp.c
index 9bfd92b6677b..2ae846297d7c 100644
--- a/drivers/nvme/target/tcp.c
+++ b/drivers/nvme/target/tcp.c
@@ -1412,7 +1412,6 @@ static void nvmet_tcp_state_change(struct sock *sk)
case TCP_CLOSE_WAIT:
case TCP_CLOSE:
/* FALLTHRU */
- sk->sk_user_data = NULL;
nvmet_tcp_schedule_release_queue(queue);
break;
default:
diff --git a/drivers/pci/controller/pci-tegra.c b/drivers/pci/controller/pci-tegra.c
index cfa3c83d6cc7..99d505a85067 100644
--- a/drivers/pci/controller/pci-tegra.c
+++ b/drivers/pci/controller/pci-tegra.c
@@ -2613,6 +2613,7 @@ static const struct of_device_id tegra_pcie_of_match[] = {
{ .compatible = "nvidia,tegra20-pcie", .data = &tegra20_pcie },
{ },
};
+MODULE_DEVICE_TABLE(of, tegra_pcie_of_match);

static void *tegra_pcie_ports_seq_start(struct seq_file *s, loff_t *pos)
{
diff --git a/drivers/pci/controller/pcie-iproc-msi.c b/drivers/pci/controller/pcie-iproc-msi.c
index f40d17b285c5..0cb2fa1e0af4 100644
--- a/drivers/pci/controller/pcie-iproc-msi.c
+++ b/drivers/pci/controller/pcie-iproc-msi.c
@@ -171,7 +171,7 @@ static struct irq_chip iproc_msi_irq_chip = {

static struct msi_domain_info iproc_msi_domain_info = {
.flags = MSI_FLAG_USE_DEF_DOM_OPS | MSI_FLAG_USE_DEF_CHIP_OPS |
- MSI_FLAG_MULTI_PCI_MSI | MSI_FLAG_PCI_MSIX,
+ MSI_FLAG_PCI_MSIX,
.chip = &iproc_msi_irq_chip,
};

@@ -250,20 +250,23 @@ static int iproc_msi_irq_domain_alloc(struct irq_domain *domain,
struct iproc_msi *msi = domain->host_data;
int hwirq, i;

+ if (msi->nr_cpus > 1 && nr_irqs > 1)
+ return -EINVAL;
+
mutex_lock(&msi->bitmap_lock);

- /* Allocate 'nr_cpus' number of MSI vectors each time */
- hwirq = bitmap_find_next_zero_area(msi->bitmap, msi->nr_msi_vecs, 0,
- msi->nr_cpus, 0);
- if (hwirq < msi->nr_msi_vecs) {
- bitmap_set(msi->bitmap, hwirq, msi->nr_cpus);
- } else {
- mutex_unlock(&msi->bitmap_lock);
- return -ENOSPC;
- }
+ /*
+ * Allocate 'nr_irqs' multiplied by 'nr_cpus' number of MSI vectors
+ * each time
+ */
+ hwirq = bitmap_find_free_region(msi->bitmap, msi->nr_msi_vecs,
+ order_base_2(msi->nr_cpus * nr_irqs));

mutex_unlock(&msi->bitmap_lock);

+ if (hwirq < 0)
+ return -ENOSPC;
+
for (i = 0; i < nr_irqs; i++) {
irq_domain_set_info(domain, virq + i, hwirq + i,
&iproc_msi_bottom_irq_chip,
@@ -284,7 +287,8 @@ static void iproc_msi_irq_domain_free(struct irq_domain *domain,
mutex_lock(&msi->bitmap_lock);

hwirq = hwirq_to_canonical_hwirq(msi, data->hwirq);
- bitmap_clear(msi->bitmap, hwirq, msi->nr_cpus);
+ bitmap_release_region(msi->bitmap, hwirq,
+ order_base_2(msi->nr_cpus * nr_irqs));

mutex_unlock(&msi->bitmap_lock);

@@ -538,6 +542,9 @@ int iproc_msi_init(struct iproc_pcie *pcie, struct device_node *node)
mutex_init(&msi->bitmap_lock);
msi->nr_cpus = num_possible_cpus();

+ if (msi->nr_cpus == 1)
+ iproc_msi_domain_info.flags |= MSI_FLAG_MULTI_PCI_MSI;
+
msi->nr_irqs = of_irq_count(node);
if (!msi->nr_irqs) {
dev_err(pcie->dev, "found no MSI GIC interrupt\n");
diff --git a/drivers/pci/p2pdma.c b/drivers/pci/p2pdma.c
index 0608aae72ccc..0153abdbbc8d 100644
--- a/drivers/pci/p2pdma.c
+++ b/drivers/pci/p2pdma.c
@@ -292,10 +292,41 @@ static const struct pci_p2pdma_whitelist_entry {
{}
};

+/*
+ * This lookup function tries to find the PCI device corresponding to a given
+ * host bridge.
+ *
+ * It assumes the host bridge device is the first PCI device in the
+ * bus->devices list and that the devfn is 00.0. These assumptions should hold
+ * for all the devices in the whitelist above.
+ *
+ * This function is equivalent to pci_get_slot(host->bus, 0), however it does
+ * not take the pci_bus_sem lock seeing __host_bridge_whitelist() must not
+ * sleep.
+ *
+ * For this to be safe, the caller should hold a reference to a device on the
+ * bridge, which should ensure the host_bridge device will not be freed
+ * or removed from the head of the devices list.
+ */
+static struct pci_dev *pci_host_bridge_dev(struct pci_host_bridge *host)
+{
+ struct pci_dev *root;
+
+ root = list_first_entry_or_null(&host->bus->devices,
+ struct pci_dev, bus_list);
+
+ if (!root)
+ return NULL;
+ if (root->devfn != PCI_DEVFN(0, 0))
+ return NULL;
+
+ return root;
+}
+
static bool __host_bridge_whitelist(struct pci_host_bridge *host,
bool same_host_bridge)
{
- struct pci_dev *root = pci_get_slot(host->bus, PCI_DEVFN(0, 0));
+ struct pci_dev *root = pci_host_bridge_dev(host);
const struct pci_p2pdma_whitelist_entry *entry;
unsigned short vendor, device;

@@ -304,7 +335,6 @@ static bool __host_bridge_whitelist(struct pci_host_bridge *host,

vendor = root->vendor;
device = root->device;
- pci_dev_put(root);

for (entry = pci_p2pdma_whitelist; entry->vendor; entry++) {
if (vendor != entry->vendor || device != entry->device)
diff --git a/drivers/pci/pci-label.c b/drivers/pci/pci-label.c
index a5910f942857..9fb4ef568f40 100644
--- a/drivers/pci/pci-label.c
+++ b/drivers/pci/pci-label.c
@@ -162,7 +162,7 @@ static void dsm_label_utf16s_to_utf8s(union acpi_object *obj, char *buf)
len = utf16s_to_utf8s((const wchar_t *)obj->buffer.pointer,
obj->buffer.length,
UTF16_LITTLE_ENDIAN,
- buf, PAGE_SIZE);
+ buf, PAGE_SIZE - 1);
buf[len] = '\n';
}

diff --git a/drivers/power/reset/gpio-poweroff.c b/drivers/power/reset/gpio-poweroff.c
index 6a4bbb506551..97d1f58efef4 100644
--- a/drivers/power/reset/gpio-poweroff.c
+++ b/drivers/power/reset/gpio-poweroff.c
@@ -90,6 +90,7 @@ static const struct of_device_id of_gpio_poweroff_match[] = {
{ .compatible = "gpio-poweroff", },
{},
};
+MODULE_DEVICE_TABLE(of, of_gpio_poweroff_match);

static struct platform_driver gpio_poweroff_driver = {
.probe = gpio_poweroff_probe,
diff --git a/drivers/power/supply/Kconfig b/drivers/power/supply/Kconfig
index d6fdc10c29f0..ffdb15278c10 100644
--- a/drivers/power/supply/Kconfig
+++ b/drivers/power/supply/Kconfig
@@ -643,7 +643,8 @@ config BATTERY_GOLDFISH

config BATTERY_RT5033
tristate "RT5033 fuel gauge support"
- depends on MFD_RT5033
+ depends on I2C
+ select REGMAP_I2C
help
This adds support for battery fuel gauge in Richtek RT5033 PMIC.
The fuelgauge calculates and determines the battery state of charge
diff --git a/drivers/power/supply/ab8500_btemp.c b/drivers/power/supply/ab8500_btemp.c
index 8fe81259bfd9..c8a22df65036 100644
--- a/drivers/power/supply/ab8500_btemp.c
+++ b/drivers/power/supply/ab8500_btemp.c
@@ -1120,6 +1120,7 @@ static const struct of_device_id ab8500_btemp_match[] = {
{ .compatible = "stericsson,ab8500-btemp", },
{ },
};
+MODULE_DEVICE_TABLE(of, ab8500_btemp_match);

static struct platform_driver ab8500_btemp_driver = {
.probe = ab8500_btemp_probe,
diff --git a/drivers/power/supply/ab8500_charger.c b/drivers/power/supply/ab8500_charger.c
index e51d0e72beea..28e9d4f9ab8c 100644
--- a/drivers/power/supply/ab8500_charger.c
+++ b/drivers/power/supply/ab8500_charger.c
@@ -407,6 +407,14 @@ static void ab8500_enable_disable_sw_fallback(struct ab8500_charger *di,
static void ab8500_power_supply_changed(struct ab8500_charger *di,
struct power_supply *psy)
{
+ /*
+ * This happens if we get notifications or interrupts and
+ * the platform has been configured not to support one or
+ * other type of charging.
+ */
+ if (!psy)
+ return;
+
if (di->autopower_cfg) {
if (!di->usb.charger_connected &&
!di->ac.charger_connected &&
@@ -433,7 +441,15 @@ static void ab8500_charger_set_usb_connected(struct ab8500_charger *di,
if (!connected)
di->flags.vbus_drop_end = false;

- sysfs_notify(&di->usb_chg.psy->dev.kobj, NULL, "present");
+ /*
+ * Sometimes the platform is configured not to support
+ * USB charging and no psy has been created, but we still
+ * will get these notifications.
+ */
+ if (di->usb_chg.psy) {
+ sysfs_notify(&di->usb_chg.psy->dev.kobj, NULL,
+ "present");
+ }

if (connected) {
mutex_lock(&di->charger_attached_mutex);
@@ -3617,6 +3633,7 @@ static const struct of_device_id ab8500_charger_match[] = {
{ .compatible = "stericsson,ab8500-charger", },
{ },
};
+MODULE_DEVICE_TABLE(of, ab8500_charger_match);

static struct platform_driver ab8500_charger_driver = {
.probe = ab8500_charger_probe,
diff --git a/drivers/power/supply/ab8500_fg.c b/drivers/power/supply/ab8500_fg.c
index 6fc4bc30644c..69452fc085b9 100644
--- a/drivers/power/supply/ab8500_fg.c
+++ b/drivers/power/supply/ab8500_fg.c
@@ -3230,6 +3230,7 @@ static const struct of_device_id ab8500_fg_match[] = {
{ .compatible = "stericsson,ab8500-fg", },
{ },
};
+MODULE_DEVICE_TABLE(of, ab8500_fg_match);

static struct platform_driver ab8500_fg_driver = {
.probe = ab8500_fg_probe,
diff --git a/drivers/power/supply/charger-manager.c b/drivers/power/supply/charger-manager.c
index a21e1a2673f8..1a215b6d9447 100644
--- a/drivers/power/supply/charger-manager.c
+++ b/drivers/power/supply/charger-manager.c
@@ -1470,6 +1470,7 @@ static const struct of_device_id charger_manager_match[] = {
},
{},
};
+MODULE_DEVICE_TABLE(of, charger_manager_match);

static struct charger_desc *of_cm_parse_desc(struct device *dev)
{
diff --git a/drivers/power/supply/max17042_battery.c b/drivers/power/supply/max17042_battery.c
index 0dfad2cf13fe..fa862f0380c4 100644
--- a/drivers/power/supply/max17042_battery.c
+++ b/drivers/power/supply/max17042_battery.c
@@ -1076,7 +1076,7 @@ static int max17042_probe(struct i2c_client *client,
}

if (client->irq) {
- unsigned int flags = IRQF_TRIGGER_FALLING | IRQF_ONESHOT;
+ unsigned int flags = IRQF_ONESHOT;

/*
* On ACPI systems the IRQ may be handled by ACPI-event code,
diff --git a/drivers/power/supply/rt5033_battery.c b/drivers/power/supply/rt5033_battery.c
index d8667a9fc49b..6609f8cb8ca0 100644
--- a/drivers/power/supply/rt5033_battery.c
+++ b/drivers/power/supply/rt5033_battery.c
@@ -164,9 +164,16 @@ static const struct i2c_device_id rt5033_battery_id[] = {
};
MODULE_DEVICE_TABLE(i2c, rt5033_battery_id);

+static const struct of_device_id rt5033_battery_of_match[] = {
+ { .compatible = "richtek,rt5033-battery", },
+ { }
+};
+MODULE_DEVICE_TABLE(of, rt5033_battery_of_match);
+
static struct i2c_driver rt5033_battery_driver = {
.driver = {
.name = "rt5033-battery",
+ .of_match_table = rt5033_battery_of_match,
},
.probe = rt5033_battery_probe,
.remove = rt5033_battery_remove,
diff --git a/drivers/power/supply/sc2731_charger.c b/drivers/power/supply/sc2731_charger.c
index 335cb857ef30..288b79836c13 100644
--- a/drivers/power/supply/sc2731_charger.c
+++ b/drivers/power/supply/sc2731_charger.c
@@ -524,6 +524,7 @@ static const struct of_device_id sc2731_charger_of_match[] = {
{ .compatible = "sprd,sc2731-charger", },
{ }
};
+MODULE_DEVICE_TABLE(of, sc2731_charger_of_match);

static struct platform_driver sc2731_charger_driver = {
.driver = {
diff --git a/drivers/power/supply/sc27xx_fuel_gauge.c b/drivers/power/supply/sc27xx_fuel_gauge.c
index bc8f5bda5762..5e5bcdbf2e69 100644
--- a/drivers/power/supply/sc27xx_fuel_gauge.c
+++ b/drivers/power/supply/sc27xx_fuel_gauge.c
@@ -1215,6 +1215,7 @@ static const struct of_device_id sc27xx_fgu_of_match[] = {
{ .compatible = "sprd,sc2731-fgu", },
{ }
};
+MODULE_DEVICE_TABLE(of, sc27xx_fgu_of_match);

static struct platform_driver sc27xx_fgu_driver = {
.probe = sc27xx_fgu_probe,
diff --git a/drivers/pwm/pwm-img.c b/drivers/pwm/pwm-img.c
index a34d95ed70b2..22c002e685b3 100644
--- a/drivers/pwm/pwm-img.c
+++ b/drivers/pwm/pwm-img.c
@@ -156,7 +156,7 @@ static int img_pwm_enable(struct pwm_chip *chip, struct pwm_device *pwm)
struct img_pwm_chip *pwm_chip = to_img_pwm_chip(chip);
int ret;

- ret = pm_runtime_get_sync(chip->dev);
+ ret = pm_runtime_resume_and_get(chip->dev);
if (ret < 0)
return ret;

diff --git a/drivers/pwm/pwm-imx1.c b/drivers/pwm/pwm-imx1.c
index f8b2c2e001a7..c17652c40e14 100644
--- a/drivers/pwm/pwm-imx1.c
+++ b/drivers/pwm/pwm-imx1.c
@@ -180,8 +180,6 @@ static int pwm_imx1_remove(struct platform_device *pdev)
{
struct pwm_imx1_chip *imx = platform_get_drvdata(pdev);

- pwm_imx1_clk_disable_unprepare(&imx->chip);
-
return pwmchip_remove(&imx->chip);
}

diff --git a/drivers/pwm/pwm-spear.c b/drivers/pwm/pwm-spear.c
index 6c6b44fd3f43..2d11ac277de8 100644
--- a/drivers/pwm/pwm-spear.c
+++ b/drivers/pwm/pwm-spear.c
@@ -231,10 +231,6 @@ static int spear_pwm_probe(struct platform_device *pdev)
static int spear_pwm_remove(struct platform_device *pdev)
{
struct spear_pwm_chip *pc = platform_get_drvdata(pdev);
- int i;
-
- for (i = 0; i < NUM_PWM; i++)
- pwm_disable(&pc->chip.pwms[i]);

/* clk was prepared in probe, hence unprepare it here */
clk_unprepare(pc->clk);
diff --git a/drivers/pwm/pwm-tegra.c b/drivers/pwm/pwm-tegra.c
index aa12fb3ed92e..3d55e30a6866 100644
--- a/drivers/pwm/pwm-tegra.c
+++ b/drivers/pwm/pwm-tegra.c
@@ -232,7 +232,6 @@ static int tegra_pwm_probe(struct platform_device *pdev)
static int tegra_pwm_remove(struct platform_device *pdev)
{
struct tegra_pwm_chip *pc = platform_get_drvdata(pdev);
- unsigned int i;
int err;

if (WARN_ON(!pc))
@@ -242,18 +241,6 @@ static int tegra_pwm_remove(struct platform_device *pdev)
if (err < 0)
return err;

- for (i = 0; i < pc->chip.npwm; i++) {
- struct pwm_device *pwm = &pc->chip.pwms[i];
-
- if (!pwm_is_enabled(pwm))
- if (clk_prepare_enable(pc->clk) < 0)
- continue;
-
- pwm_writel(pc, i, 0);
-
- clk_disable_unprepare(pc->clk);
- }
-
reset_control_assert(pc->rst);
clk_disable_unprepare(pc->clk);

diff --git a/drivers/reset/core.c b/drivers/reset/core.c
index 76c0dc7f165d..688b4f6227fc 100644
--- a/drivers/reset/core.c
+++ b/drivers/reset/core.c
@@ -565,7 +565,10 @@ static struct reset_control *__reset_control_get_internal(
if (!rstc)
return ERR_PTR(-ENOMEM);

- try_module_get(rcdev->owner);
+ if (!try_module_get(rcdev->owner)) {
+ kfree(rstc);
+ return ERR_PTR(-ENODEV);
+ }

rstc->rcdev = rcdev;
list_add(&rstc->list, &rcdev->reset_control_head);
diff --git a/drivers/reset/reset-a10sr.c b/drivers/reset/reset-a10sr.c
index 7eacc89382f8..99b3bc8382f3 100644
--- a/drivers/reset/reset-a10sr.c
+++ b/drivers/reset/reset-a10sr.c
@@ -118,6 +118,7 @@ static struct platform_driver a10sr_reset_driver = {
.probe = a10sr_reset_probe,
.driver = {
.name = "altr_a10sr_reset",
+ .of_match_table = a10sr_reset_of_match,
},
};
module_platform_driver(a10sr_reset_driver);
diff --git a/drivers/reset/reset-brcmstb.c b/drivers/reset/reset-brcmstb.c
index f213264c8567..42c9d5241c53 100644
--- a/drivers/reset/reset-brcmstb.c
+++ b/drivers/reset/reset-brcmstb.c
@@ -111,6 +111,7 @@ static const struct of_device_id brcmstb_reset_of_match[] = {
{ .compatible = "brcm,brcmstb-reset" },
{ /* sentinel */ }
};
+MODULE_DEVICE_TABLE(of, brcmstb_reset_of_match);

static struct platform_driver brcmstb_reset_driver = {
.probe = brcmstb_reset_probe,
diff --git a/drivers/rtc/proc.c b/drivers/rtc/proc.c
index 73344598fc1b..cbcdbb19d848 100644
--- a/drivers/rtc/proc.c
+++ b/drivers/rtc/proc.c
@@ -23,8 +23,8 @@ static bool is_rtc_hctosys(struct rtc_device *rtc)
int size;
char name[NAME_SIZE];

- size = scnprintf(name, NAME_SIZE, "rtc%d", rtc->id);
- if (size > NAME_SIZE)
+ size = snprintf(name, NAME_SIZE, "rtc%d", rtc->id);
+ if (size >= NAME_SIZE)
return false;

return !strncmp(name, CONFIG_RTC_HCTOSYS_DEVICE, NAME_SIZE);
diff --git a/drivers/s390/char/sclp_vt220.c b/drivers/s390/char/sclp_vt220.c
index 3f9a6ef650fa..3c2ed6d01387 100644
--- a/drivers/s390/char/sclp_vt220.c
+++ b/drivers/s390/char/sclp_vt220.c
@@ -35,8 +35,8 @@
#define SCLP_VT220_MINOR 65
#define SCLP_VT220_DRIVER_NAME "sclp_vt220"
#define SCLP_VT220_DEVICE_NAME "ttysclp"
-#define SCLP_VT220_CONSOLE_NAME "ttyS"
-#define SCLP_VT220_CONSOLE_INDEX 1 /* console=ttyS1 */
+#define SCLP_VT220_CONSOLE_NAME "ttysclp"
+#define SCLP_VT220_CONSOLE_INDEX 0 /* console=ttysclp0 */

/* Representation of a single write request */
struct sclp_vt220_request {
diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c
index 0760d0bd8a10..53b33f146f82 100644
--- a/drivers/scsi/be2iscsi/be_main.c
+++ b/drivers/scsi/be2iscsi/be_main.c
@@ -416,7 +416,7 @@ static struct beiscsi_hba *beiscsi_hba_alloc(struct pci_dev *pcidev)
"beiscsi_hba_alloc - iscsi_host_alloc failed\n");
return NULL;
}
- shost->max_id = BE2_MAX_SESSIONS;
+ shost->max_id = BE2_MAX_SESSIONS - 1;
shost->max_channel = 0;
shost->max_cmd_len = BEISCSI_MAX_CMD_LEN;
shost->max_lun = BEISCSI_NUM_MAX_LUN;
@@ -5318,7 +5318,7 @@ static int beiscsi_enable_port(struct beiscsi_hba *phba)
/* Re-enable UER. If different TPE occurs then it is recoverable. */
beiscsi_set_uer_feature(phba);

- phba->shost->max_id = phba->params.cxns_per_ctrl;
+ phba->shost->max_id = phba->params.cxns_per_ctrl - 1;
phba->shost->can_queue = phba->params.ios_per_ctrl;
ret = beiscsi_init_port(phba);
if (ret < 0) {
@@ -5745,6 +5745,7 @@ static int beiscsi_dev_probe(struct pci_dev *pcidev,
pci_disable_msix(phba->pcidev);
pci_dev_put(phba->pcidev);
iscsi_host_free(phba->shost);
+ pci_disable_pcie_error_reporting(pcidev);
pci_set_drvdata(pcidev, NULL);
disable_pci:
pci_release_regions(pcidev);
diff --git a/drivers/scsi/bnx2i/bnx2i_iscsi.c b/drivers/scsi/bnx2i/bnx2i_iscsi.c
index 0b28d44d3573..949d20b72ec4 100644
--- a/drivers/scsi/bnx2i/bnx2i_iscsi.c
+++ b/drivers/scsi/bnx2i/bnx2i_iscsi.c
@@ -793,7 +793,7 @@ struct bnx2i_hba *bnx2i_alloc_hba(struct cnic_dev *cnic)
return NULL;
shost->dma_boundary = cnic->pcidev->dma_mask;
shost->transportt = bnx2i_scsi_xport_template;
- shost->max_id = ISCSI_MAX_CONNS_PER_HBA;
+ shost->max_id = ISCSI_MAX_CONNS_PER_HBA - 1;
shost->max_channel = 0;
shost->max_lun = 512;
shost->max_cmd_len = 16;
diff --git a/drivers/scsi/cxgbi/libcxgbi.c b/drivers/scsi/cxgbi/libcxgbi.c
index 2cd2761bd249..40d93fadd206 100644
--- a/drivers/scsi/cxgbi/libcxgbi.c
+++ b/drivers/scsi/cxgbi/libcxgbi.c
@@ -337,7 +337,7 @@ void cxgbi_hbas_remove(struct cxgbi_device *cdev)
EXPORT_SYMBOL_GPL(cxgbi_hbas_remove);

int cxgbi_hbas_add(struct cxgbi_device *cdev, u64 max_lun,
- unsigned int max_id, struct scsi_host_template *sht,
+ unsigned int max_conns, struct scsi_host_template *sht,
struct scsi_transport_template *stt)
{
struct cxgbi_hba *chba;
@@ -357,7 +357,7 @@ int cxgbi_hbas_add(struct cxgbi_device *cdev, u64 max_lun,

shost->transportt = stt;
shost->max_lun = max_lun;
- shost->max_id = max_id;
+ shost->max_id = max_conns - 1;
shost->max_channel = 0;
shost->max_cmd_len = 16;

diff --git a/drivers/scsi/device_handler/scsi_dh_alua.c b/drivers/scsi/device_handler/scsi_dh_alua.c
index df5a3bbeba5e..fe8a5e5c0df8 100644
--- a/drivers/scsi/device_handler/scsi_dh_alua.c
+++ b/drivers/scsi/device_handler/scsi_dh_alua.c
@@ -508,7 +508,8 @@ static int alua_rtpg(struct scsi_device *sdev, struct alua_port_group *pg)
struct alua_port_group *tmp_pg;
int len, k, off, bufflen = ALUA_RTPG_SIZE;
unsigned char *desc, *buff;
- unsigned err, retval;
+ unsigned err;
+ int retval;
unsigned int tpg_desc_tbl_off;
unsigned char orig_transition_tmo;
unsigned long flags;
@@ -548,12 +549,12 @@ static int alua_rtpg(struct scsi_device *sdev, struct alua_port_group *pg)
kfree(buff);
return SCSI_DH_OK;
}
- if (!scsi_sense_valid(&sense_hdr)) {
+ if (retval < 0 || !scsi_sense_valid(&sense_hdr)) {
sdev_printk(KERN_INFO, sdev,
"%s: rtpg failed, result %d\n",
ALUA_DH_NAME, retval);
kfree(buff);
- if (driver_byte(retval) == DRIVER_ERROR)
+ if (retval < 0)
return SCSI_DH_DEV_TEMP_BUSY;
return SCSI_DH_IO;
}
@@ -775,11 +776,11 @@ static unsigned alua_stpg(struct scsi_device *sdev, struct alua_port_group *pg)
retval = submit_stpg(sdev, pg->group_id, &sense_hdr);

if (retval) {
- if (!scsi_sense_valid(&sense_hdr)) {
+ if (retval < 0 || !scsi_sense_valid(&sense_hdr)) {
sdev_printk(KERN_INFO, sdev,
"%s: stpg failed, result %d",
ALUA_DH_NAME, retval);
- if (driver_byte(retval) == DRIVER_ERROR)
+ if (retval < 0)
return SCSI_DH_DEV_TEMP_BUSY;
} else {
sdev_printk(KERN_INFO, sdev, "%s: stpg failed\n",
diff --git a/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c
index 3364ae0b9bfe..9f6534bd354b 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c
@@ -1648,7 +1648,7 @@ static int interrupt_init_v1_hw(struct hisi_hba *hisi_hba)
if (irq < 0) {
dev_err(dev, "irq init: fail map phy interrupt %d\n",
idx);
- return -ENOENT;
+ return irq;
}

rc = devm_request_irq(dev, irq, phy_interrupts[j], 0,
@@ -1656,7 +1656,7 @@ static int interrupt_init_v1_hw(struct hisi_hba *hisi_hba)
if (rc) {
dev_err(dev, "irq init: could not request phy interrupt %d, rc=%d\n",
irq, rc);
- return -ENOENT;
+ return rc;
}
}
}
@@ -1667,7 +1667,7 @@ static int interrupt_init_v1_hw(struct hisi_hba *hisi_hba)
if (irq < 0) {
dev_err(dev, "irq init: could not map cq interrupt %d\n",
idx);
- return -ENOENT;
+ return irq;
}

rc = devm_request_irq(dev, irq, cq_interrupt_v1_hw, 0,
@@ -1675,7 +1675,7 @@ static int interrupt_init_v1_hw(struct hisi_hba *hisi_hba)
if (rc) {
dev_err(dev, "irq init: could not request cq interrupt %d, rc=%d\n",
irq, rc);
- return -ENOENT;
+ return rc;
}
}

@@ -1685,7 +1685,7 @@ static int interrupt_init_v1_hw(struct hisi_hba *hisi_hba)
if (irq < 0) {
dev_err(dev, "irq init: could not map fatal interrupt %d\n",
idx);
- return -ENOENT;
+ return irq;
}

rc = devm_request_irq(dev, irq, fatal_interrupts[i], 0,
@@ -1693,7 +1693,7 @@ static int interrupt_init_v1_hw(struct hisi_hba *hisi_hba)
if (rc) {
dev_err(dev, "irq init: could not request fatal interrupt %d, rc=%d\n",
irq, rc);
- return -ENOENT;
+ return rc;
}
}

diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c
index ff36432c8fbc..7c736e4ddafe 100644
--- a/drivers/scsi/hosts.c
+++ b/drivers/scsi/hosts.c
@@ -219,6 +219,9 @@ int scsi_add_host_with_dma(struct Scsi_Host *shost, struct device *dev,
goto fail;
}

+ shost->cmd_per_lun = min_t(short, shost->cmd_per_lun,
+ shost->can_queue);
+
error = scsi_init_sense_cache(shost);
if (error)
goto fail;
@@ -486,6 +489,7 @@ struct Scsi_Host *scsi_host_alloc(struct scsi_host_template *sht, int privsize)
shost_printk(KERN_WARNING, shost,
"error handler thread failed to spawn, error = %ld\n",
PTR_ERR(shost->ehandler));
+ shost->ehandler = NULL;
goto fail;
}

diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c
index c5b7d18513b6..eeba6180711c 100644
--- a/drivers/scsi/libiscsi.c
+++ b/drivers/scsi/libiscsi.c
@@ -230,11 +230,11 @@ static int iscsi_prep_ecdb_ahs(struct iscsi_task *task)
*/
static int iscsi_check_tmf_restrictions(struct iscsi_task *task, int opcode)
{
- struct iscsi_conn *conn = task->conn;
- struct iscsi_tm *tmf = &conn->tmhdr;
+ struct iscsi_session *session = task->conn->session;
+ struct iscsi_tm *tmf = &session->tmhdr;
u64 hdr_lun;

- if (conn->tmf_state == TMF_INITIAL)
+ if (session->tmf_state == TMF_INITIAL)
return 0;

if ((tmf->opcode & ISCSI_OPCODE_MASK) != ISCSI_OP_SCSI_TMFUNC)
@@ -254,24 +254,19 @@ static int iscsi_check_tmf_restrictions(struct iscsi_task *task, int opcode)
* Fail all SCSI cmd PDUs
*/
if (opcode != ISCSI_OP_SCSI_DATA_OUT) {
- iscsi_conn_printk(KERN_INFO, conn,
- "task [op %x itt "
- "0x%x/0x%x] "
- "rejected.\n",
- opcode, task->itt,
- task->hdr_itt);
+ iscsi_session_printk(KERN_INFO, session,
+ "task [op %x itt 0x%x/0x%x] rejected.\n",
+ opcode, task->itt, task->hdr_itt);
return -EACCES;
}
/*
* And also all data-out PDUs in response to R2T
* if fast_abort is set.
*/
- if (conn->session->fast_abort) {
- iscsi_conn_printk(KERN_INFO, conn,
- "task [op %x itt "
- "0x%x/0x%x] fast abort.\n",
- opcode, task->itt,
- task->hdr_itt);
+ if (session->fast_abort) {
+ iscsi_session_printk(KERN_INFO, session,
+ "task [op %x itt 0x%x/0x%x] fast abort.\n",
+ opcode, task->itt, task->hdr_itt);
return -EACCES;
}
break;
@@ -284,7 +279,7 @@ static int iscsi_check_tmf_restrictions(struct iscsi_task *task, int opcode)
*/
if (opcode == ISCSI_OP_SCSI_DATA_OUT &&
task->hdr_itt == tmf->rtt) {
- ISCSI_DBG_SESSION(conn->session,
+ ISCSI_DBG_SESSION(session,
"Preventing task %x/%x from sending "
"data-out due to abort task in "
"progress\n", task->itt,
@@ -923,20 +918,21 @@ iscsi_data_in_rsp(struct iscsi_conn *conn, struct iscsi_hdr *hdr,
static void iscsi_tmf_rsp(struct iscsi_conn *conn, struct iscsi_hdr *hdr)
{
struct iscsi_tm_rsp *tmf = (struct iscsi_tm_rsp *)hdr;
+ struct iscsi_session *session = conn->session;

conn->exp_statsn = be32_to_cpu(hdr->statsn) + 1;
conn->tmfrsp_pdus_cnt++;

- if (conn->tmf_state != TMF_QUEUED)
+ if (session->tmf_state != TMF_QUEUED)
return;

if (tmf->response == ISCSI_TMF_RSP_COMPLETE)
- conn->tmf_state = TMF_SUCCESS;
+ session->tmf_state = TMF_SUCCESS;
else if (tmf->response == ISCSI_TMF_RSP_NO_TASK)
- conn->tmf_state = TMF_NOT_FOUND;
+ session->tmf_state = TMF_NOT_FOUND;
else
- conn->tmf_state = TMF_FAILED;
- wake_up(&conn->ehwait);
+ session->tmf_state = TMF_FAILED;
+ wake_up(&session->ehwait);
}

static int iscsi_send_nopout(struct iscsi_conn *conn, struct iscsi_nopin *rhdr)
@@ -1348,7 +1344,6 @@ void iscsi_session_failure(struct iscsi_session *session,
enum iscsi_err err)
{
struct iscsi_conn *conn;
- struct device *dev;

spin_lock_bh(&session->frwd_lock);
conn = session->leadconn;
@@ -1357,10 +1352,8 @@ void iscsi_session_failure(struct iscsi_session *session,
return;
}

- dev = get_device(&conn->cls_conn->dev);
+ iscsi_get_conn(conn->cls_conn);
spin_unlock_bh(&session->frwd_lock);
- if (!dev)
- return;
/*
* if the host is being removed bypass the connection
* recovery initialization because we are going to kill
@@ -1370,7 +1363,7 @@ void iscsi_session_failure(struct iscsi_session *session,
iscsi_conn_error_event(conn->cls_conn, err);
else
iscsi_conn_failure(conn, err);
- put_device(dev);
+ iscsi_put_conn(conn->cls_conn);
}
EXPORT_SYMBOL_GPL(iscsi_session_failure);

@@ -1787,15 +1780,14 @@ EXPORT_SYMBOL_GPL(iscsi_target_alloc);

static void iscsi_tmf_timedout(struct timer_list *t)
{
- struct iscsi_conn *conn = from_timer(conn, t, tmf_timer);
- struct iscsi_session *session = conn->session;
+ struct iscsi_session *session = from_timer(session, t, tmf_timer);

spin_lock(&session->frwd_lock);
- if (conn->tmf_state == TMF_QUEUED) {
- conn->tmf_state = TMF_TIMEDOUT;
+ if (session->tmf_state == TMF_QUEUED) {
+ session->tmf_state = TMF_TIMEDOUT;
ISCSI_DBG_EH(session, "tmf timedout\n");
/* unblock eh_abort() */
- wake_up(&conn->ehwait);
+ wake_up(&session->ehwait);
}
spin_unlock(&session->frwd_lock);
}
@@ -1818,8 +1810,8 @@ static int iscsi_exec_task_mgmt_fn(struct iscsi_conn *conn,
return -EPERM;
}
conn->tmfcmd_pdus_cnt++;
- conn->tmf_timer.expires = timeout * HZ + jiffies;
- add_timer(&conn->tmf_timer);
+ session->tmf_timer.expires = timeout * HZ + jiffies;
+ add_timer(&session->tmf_timer);
ISCSI_DBG_EH(session, "tmf set timeout\n");

spin_unlock_bh(&session->frwd_lock);
@@ -1833,12 +1825,12 @@ static int iscsi_exec_task_mgmt_fn(struct iscsi_conn *conn,
* 3) session is terminated or restarted or userspace has
* given up on recovery
*/
- wait_event_interruptible(conn->ehwait, age != session->age ||
+ wait_event_interruptible(session->ehwait, age != session->age ||
session->state != ISCSI_STATE_LOGGED_IN ||
- conn->tmf_state != TMF_QUEUED);
+ session->tmf_state != TMF_QUEUED);
if (signal_pending(current))
flush_signals(current);
- del_timer_sync(&conn->tmf_timer);
+ del_timer_sync(&session->tmf_timer);

mutex_lock(&session->eh_mutex);
spin_lock_bh(&session->frwd_lock);
@@ -2198,17 +2190,17 @@ int iscsi_eh_abort(struct scsi_cmnd *sc)
}

/* only have one tmf outstanding at a time */
- if (conn->tmf_state != TMF_INITIAL)
+ if (session->tmf_state != TMF_INITIAL)
goto failed;
- conn->tmf_state = TMF_QUEUED;
+ session->tmf_state = TMF_QUEUED;

- hdr = &conn->tmhdr;
+ hdr = &session->tmhdr;
iscsi_prep_abort_task_pdu(task, hdr);

if (iscsi_exec_task_mgmt_fn(conn, hdr, age, session->abort_timeout))
goto failed;

- switch (conn->tmf_state) {
+ switch (session->tmf_state) {
case TMF_SUCCESS:
spin_unlock_bh(&session->frwd_lock);
/*
@@ -2223,7 +2215,7 @@ int iscsi_eh_abort(struct scsi_cmnd *sc)
*/
spin_lock_bh(&session->frwd_lock);
fail_scsi_task(task, DID_ABORT);
- conn->tmf_state = TMF_INITIAL;
+ session->tmf_state = TMF_INITIAL;
memset(hdr, 0, sizeof(*hdr));
spin_unlock_bh(&session->frwd_lock);
iscsi_start_tx(conn);
@@ -2234,7 +2226,7 @@ int iscsi_eh_abort(struct scsi_cmnd *sc)
goto failed_unlocked;
case TMF_NOT_FOUND:
if (!sc->SCp.ptr) {
- conn->tmf_state = TMF_INITIAL;
+ session->tmf_state = TMF_INITIAL;
memset(hdr, 0, sizeof(*hdr));
/* task completed before tmf abort response */
ISCSI_DBG_EH(session, "sc completed while abort in "
@@ -2243,7 +2235,7 @@ int iscsi_eh_abort(struct scsi_cmnd *sc)
}
/* fall through */
default:
- conn->tmf_state = TMF_INITIAL;
+ session->tmf_state = TMF_INITIAL;
goto failed;
}

@@ -2300,11 +2292,11 @@ int iscsi_eh_device_reset(struct scsi_cmnd *sc)
conn = session->leadconn;

/* only have one tmf outstanding at a time */
- if (conn->tmf_state != TMF_INITIAL)
+ if (session->tmf_state != TMF_INITIAL)
goto unlock;
- conn->tmf_state = TMF_QUEUED;
+ session->tmf_state = TMF_QUEUED;

- hdr = &conn->tmhdr;
+ hdr = &session->tmhdr;
iscsi_prep_lun_reset_pdu(sc, hdr);

if (iscsi_exec_task_mgmt_fn(conn, hdr, session->age,
@@ -2313,7 +2305,7 @@ int iscsi_eh_device_reset(struct scsi_cmnd *sc)
goto unlock;
}

- switch (conn->tmf_state) {
+ switch (session->tmf_state) {
case TMF_SUCCESS:
break;
case TMF_TIMEDOUT:
@@ -2321,7 +2313,7 @@ int iscsi_eh_device_reset(struct scsi_cmnd *sc)
iscsi_conn_failure(conn, ISCSI_ERR_SCSI_EH_SESSION_RST);
goto done;
default:
- conn->tmf_state = TMF_INITIAL;
+ session->tmf_state = TMF_INITIAL;
goto unlock;
}

@@ -2333,7 +2325,7 @@ int iscsi_eh_device_reset(struct scsi_cmnd *sc)
spin_lock_bh(&session->frwd_lock);
memset(hdr, 0, sizeof(*hdr));
fail_scsi_tasks(conn, sc->device->lun, DID_ERROR);
- conn->tmf_state = TMF_INITIAL;
+ session->tmf_state = TMF_INITIAL;
spin_unlock_bh(&session->frwd_lock);

iscsi_start_tx(conn);
@@ -2356,8 +2348,7 @@ void iscsi_session_recovery_timedout(struct iscsi_cls_session *cls_session)
spin_lock_bh(&session->frwd_lock);
if (session->state != ISCSI_STATE_LOGGED_IN) {
session->state = ISCSI_STATE_RECOVERY_FAILED;
- if (session->leadconn)
- wake_up(&session->leadconn->ehwait);
+ wake_up(&session->ehwait);
}
spin_unlock_bh(&session->frwd_lock);
}
@@ -2402,7 +2393,7 @@ int iscsi_eh_session_reset(struct scsi_cmnd *sc)
iscsi_conn_failure(conn, ISCSI_ERR_SCSI_EH_SESSION_RST);

ISCSI_DBG_EH(session, "wait for relogin\n");
- wait_event_interruptible(conn->ehwait,
+ wait_event_interruptible(session->ehwait,
session->state == ISCSI_STATE_TERMINATE ||
session->state == ISCSI_STATE_LOGGED_IN ||
session->state == ISCSI_STATE_RECOVERY_FAILED);
@@ -2463,11 +2454,11 @@ static int iscsi_eh_target_reset(struct scsi_cmnd *sc)
conn = session->leadconn;

/* only have one tmf outstanding at a time */
- if (conn->tmf_state != TMF_INITIAL)
+ if (session->tmf_state != TMF_INITIAL)
goto unlock;
- conn->tmf_state = TMF_QUEUED;
+ session->tmf_state = TMF_QUEUED;

- hdr = &conn->tmhdr;
+ hdr = &session->tmhdr;
iscsi_prep_tgt_reset_pdu(sc, hdr);

if (iscsi_exec_task_mgmt_fn(conn, hdr, session->age,
@@ -2476,7 +2467,7 @@ static int iscsi_eh_target_reset(struct scsi_cmnd *sc)
goto unlock;
}

- switch (conn->tmf_state) {
+ switch (session->tmf_state) {
case TMF_SUCCESS:
break;
case TMF_TIMEDOUT:
@@ -2484,7 +2475,7 @@ static int iscsi_eh_target_reset(struct scsi_cmnd *sc)
iscsi_conn_failure(conn, ISCSI_ERR_SCSI_EH_SESSION_RST);
goto done;
default:
- conn->tmf_state = TMF_INITIAL;
+ session->tmf_state = TMF_INITIAL;
goto unlock;
}

@@ -2496,7 +2487,7 @@ static int iscsi_eh_target_reset(struct scsi_cmnd *sc)
spin_lock_bh(&session->frwd_lock);
memset(hdr, 0, sizeof(*hdr));
fail_scsi_tasks(conn, -1, DID_ERROR);
- conn->tmf_state = TMF_INITIAL;
+ session->tmf_state = TMF_INITIAL;
spin_unlock_bh(&session->frwd_lock);

iscsi_start_tx(conn);
@@ -2801,7 +2792,10 @@ iscsi_session_setup(struct iscsi_transport *iscsit, struct Scsi_Host *shost,
session->tt = iscsit;
session->dd_data = cls_session->dd_data + sizeof(*session);

+ session->tmf_state = TMF_INITIAL;
+ timer_setup(&session->tmf_timer, iscsi_tmf_timedout, 0);
mutex_init(&session->eh_mutex);
+
spin_lock_init(&session->frwd_lock);
spin_lock_init(&session->back_lock);

@@ -2905,7 +2899,6 @@ iscsi_conn_setup(struct iscsi_cls_session *cls_session, int dd_size,
conn->c_stage = ISCSI_CONN_INITIAL_STAGE;
conn->id = conn_idx;
conn->exp_statsn = 0;
- conn->tmf_state = TMF_INITIAL;

timer_setup(&conn->transport_timer, iscsi_check_transport_timeouts, 0);

@@ -2931,8 +2924,7 @@ iscsi_conn_setup(struct iscsi_cls_session *cls_session, int dd_size,
goto login_task_data_alloc_fail;
conn->login_task->data = conn->data = data;

- timer_setup(&conn->tmf_timer, iscsi_tmf_timedout, 0);
- init_waitqueue_head(&conn->ehwait);
+ init_waitqueue_head(&session->ehwait);

return cls_conn;

@@ -2967,7 +2959,7 @@ void iscsi_conn_teardown(struct iscsi_cls_conn *cls_conn)
* leading connection? then give up on recovery.
*/
session->state = ISCSI_STATE_TERMINATE;
- wake_up(&conn->ehwait);
+ wake_up(&session->ehwait);
}
spin_unlock_bh(&session->frwd_lock);

@@ -3042,7 +3034,7 @@ int iscsi_conn_start(struct iscsi_cls_conn *cls_conn)
* commands after successful recovery
*/
conn->stop_stage = 0;
- conn->tmf_state = TMF_INITIAL;
+ session->tmf_state = TMF_INITIAL;
session->age++;
if (session->age == 16)
session->age = 0;
@@ -3056,7 +3048,7 @@ int iscsi_conn_start(struct iscsi_cls_conn *cls_conn)
spin_unlock_bh(&session->frwd_lock);

iscsi_unblock_session(session->cls_session);
- wake_up(&conn->ehwait);
+ wake_up(&session->ehwait);
return 0;
}
EXPORT_SYMBOL_GPL(iscsi_conn_start);
@@ -3143,7 +3135,7 @@ static void iscsi_start_session_recovery(struct iscsi_session *session,
spin_lock_bh(&session->frwd_lock);
fail_scsi_tasks(conn, -1, DID_TRANSPORT_DISRUPTED);
fail_mgmt_tasks(session, conn);
- memset(&conn->tmhdr, 0, sizeof(conn->tmhdr));
+ memset(&session->tmhdr, 0, sizeof(session->tmhdr));
spin_unlock_bh(&session->frwd_lock);
mutex_unlock(&session->eh_mutex);
}
diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index 4e994a693e3f..2040affa0887 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -1179,6 +1179,15 @@ lpfc_cmpl_els_flogi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
phba->fcf.fcf_redisc_attempted = 0; /* reset */
goto out;
}
+ } else if (vport->port_state > LPFC_FLOGI &&
+ vport->fc_flag & FC_PT2PT) {
+ /*
+ * In a p2p topology, it is possible that discovery has
+ * already progressed, and this completion can be ignored.
+ * Recheck the indicated topology.
+ */
+ if (!sp->cmn.fPort)
+ goto out;
}

flogifail:
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index 795460eda6a5..4a7ceaa34341 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -7602,7 +7602,7 @@ lpfc_sli4_hba_setup(struct lpfc_hba *phba)
"0393 Error %d during rpi post operation\n",
rc);
rc = -ENODEV;
- goto out_destroy_queue;
+ goto out_free_iocblist;
}
lpfc_sli4_node_prep(phba);

@@ -7765,8 +7765,9 @@ lpfc_sli4_hba_setup(struct lpfc_hba *phba)
out_unset_queue:
/* Unset all the queues set up in this routine when error out */
lpfc_sli4_queue_unset(phba);
-out_destroy_queue:
+out_free_iocblist:
lpfc_free_iocb_list(phba);
+out_destroy_queue:
lpfc_sli4_queue_destroy(phba);
out_stop_timers:
lpfc_stop_hba_timers(phba);
diff --git a/drivers/scsi/megaraid/megaraid_sas.h b/drivers/scsi/megaraid/megaraid_sas.h
index a6e788c02ff4..3d43ac9772f7 100644
--- a/drivers/scsi/megaraid/megaraid_sas.h
+++ b/drivers/scsi/megaraid/megaraid_sas.h
@@ -2256,6 +2256,15 @@ enum MR_PERF_MODE {
(mode) == MR_LATENCY_PERF_MODE ? "Latency" : \
"Unknown")

+enum MEGASAS_LD_TARGET_ID_STATUS {
+ LD_TARGET_ID_INITIAL,
+ LD_TARGET_ID_ACTIVE,
+ LD_TARGET_ID_DELETED,
+};
+
+#define MEGASAS_TARGET_ID(sdev) \
+ (((sdev->channel % 2) * MEGASAS_MAX_DEV_PER_CHANNEL) + sdev->id)
+
struct megasas_instance {

unsigned int *reply_map;
@@ -2320,6 +2329,9 @@ struct megasas_instance {
struct megasas_pd_list pd_list[MEGASAS_MAX_PD];
struct megasas_pd_list local_pd_list[MEGASAS_MAX_PD];
u8 ld_ids[MEGASAS_MAX_LD_IDS];
+ u8 ld_tgtid_status[MEGASAS_MAX_LD_IDS];
+ u8 ld_ids_prev[MEGASAS_MAX_LD_IDS];
+ u8 ld_ids_from_raidmap[MEGASAS_MAX_LD_IDS];
s8 init_id;

u16 max_num_sge;
diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
index b9c1f722f1de..6700d43b12ff 100644
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -127,6 +127,8 @@ static int megasas_register_aen(struct megasas_instance *instance,
u32 seq_num, u32 class_locale_word);
static void megasas_get_pd_info(struct megasas_instance *instance,
struct scsi_device *sdev);
+static void
+megasas_set_ld_removed_by_fw(struct megasas_instance *instance);

/*
* PCI ID table for all supported controllers
@@ -425,6 +427,12 @@ megasas_decode_evt(struct megasas_instance *instance)
(class_locale.members.locale),
format_class(class_locale.members.class),
evt_detail->description);
+
+ if (megasas_dbg_lvl & LD_PD_DEBUG)
+ dev_info(&instance->pdev->dev,
+ "evt_detail.args.ld.target_id/index %d/%d\n",
+ evt_detail->args.ld.target_id, evt_detail->args.ld.ld_index);
+
}

/**
@@ -1759,6 +1767,7 @@ megasas_queue_command(struct Scsi_Host *shost, struct scsi_cmnd *scmd)
{
struct megasas_instance *instance;
struct MR_PRIV_DEVICE *mr_device_priv_data;
+ u32 ld_tgt_id;

instance = (struct megasas_instance *)
scmd->device->host->hostdata;
@@ -1785,17 +1794,21 @@ megasas_queue_command(struct Scsi_Host *shost, struct scsi_cmnd *scmd)
}
}

- if (atomic_read(&instance->adprecovery) == MEGASAS_HW_CRITICAL_ERROR) {
+ mr_device_priv_data = scmd->device->hostdata;
+ if (!mr_device_priv_data ||
+ (atomic_read(&instance->adprecovery) == MEGASAS_HW_CRITICAL_ERROR)) {
scmd->result = DID_NO_CONNECT << 16;
scmd->scsi_done(scmd);
return 0;
}

- mr_device_priv_data = scmd->device->hostdata;
- if (!mr_device_priv_data) {
- scmd->result = DID_NO_CONNECT << 16;
- scmd->scsi_done(scmd);
- return 0;
+ if (MEGASAS_IS_LOGICAL(scmd->device)) {
+ ld_tgt_id = MEGASAS_TARGET_ID(scmd->device);
+ if (instance->ld_tgtid_status[ld_tgt_id] == LD_TARGET_ID_DELETED) {
+ scmd->result = DID_NO_CONNECT << 16;
+ scmd->scsi_done(scmd);
+ return 0;
+ }
}

if (atomic_read(&instance->adprecovery) != MEGASAS_HBA_OPERATIONAL)
@@ -2071,7 +2084,7 @@ static int megasas_slave_configure(struct scsi_device *sdev)

static int megasas_slave_alloc(struct scsi_device *sdev)
{
- u16 pd_index = 0;
+ u16 pd_index = 0, ld_tgt_id;
struct megasas_instance *instance ;
struct MR_PRIV_DEVICE *mr_device_priv_data;

@@ -2096,6 +2109,14 @@ static int megasas_slave_alloc(struct scsi_device *sdev)
GFP_KERNEL);
if (!mr_device_priv_data)
return -ENOMEM;
+
+ if (MEGASAS_IS_LOGICAL(sdev)) {
+ ld_tgt_id = MEGASAS_TARGET_ID(sdev);
+ instance->ld_tgtid_status[ld_tgt_id] = LD_TARGET_ID_ACTIVE;
+ if (megasas_dbg_lvl & LD_PD_DEBUG)
+ sdev_printk(KERN_INFO, sdev, "LD target ID %d created.\n", ld_tgt_id);
+ }
+
sdev->hostdata = mr_device_priv_data;

atomic_set(&mr_device_priv_data->r1_ldio_hint,
@@ -2105,6 +2126,19 @@ static int megasas_slave_alloc(struct scsi_device *sdev)

static void megasas_slave_destroy(struct scsi_device *sdev)
{
+ u16 ld_tgt_id;
+ struct megasas_instance *instance;
+
+ instance = megasas_lookup_instance(sdev->host->host_no);
+
+ if (MEGASAS_IS_LOGICAL(sdev)) {
+ ld_tgt_id = MEGASAS_TARGET_ID(sdev);
+ instance->ld_tgtid_status[ld_tgt_id] = LD_TARGET_ID_DELETED;
+ if (megasas_dbg_lvl & LD_PD_DEBUG)
+ sdev_printk(KERN_INFO, sdev,
+ "LD target ID %d removed from OS stack\n", ld_tgt_id);
+ }
+
kfree(sdev->hostdata);
sdev->hostdata = NULL;
}
@@ -3456,6 +3490,22 @@ megasas_complete_abort(struct megasas_instance *instance,
}
}

+static void
+megasas_set_ld_removed_by_fw(struct megasas_instance *instance)
+{
+ uint i;
+
+ for (i = 0; (i < MEGASAS_MAX_LD_IDS); i++) {
+ if (instance->ld_ids_prev[i] != 0xff &&
+ instance->ld_ids_from_raidmap[i] == 0xff) {
+ if (megasas_dbg_lvl & LD_PD_DEBUG)
+ dev_info(&instance->pdev->dev,
+ "LD target ID %d removed from RAID map\n", i);
+ instance->ld_tgtid_status[i] = LD_TARGET_ID_DELETED;
+ }
+ }
+}
+
/**
* megasas_complete_cmd - Completes a command
* @instance: Adapter soft state
@@ -3618,9 +3668,13 @@ megasas_complete_cmd(struct megasas_instance *instance, struct megasas_cmd *cmd,
fusion->fast_path_io = 0;
}

+ if (instance->adapter_type >= INVADER_SERIES)
+ megasas_set_ld_removed_by_fw(instance);
+
megasas_sync_map_info(instance);
spin_unlock_irqrestore(instance->host->host_lock,
flags);
+
break;
}
if (opcode == MR_DCMD_CTRL_EVENT_GET_INFO ||
@@ -7415,11 +7469,16 @@ static int megasas_probe_one(struct pci_dev *pdev,
return 0;

fail_start_aen:
+ instance->unload = 1;
+ scsi_remove_host(instance->host);
fail_io_attach:
megasas_mgmt_info.count--;
megasas_mgmt_info.max_index--;
megasas_mgmt_info.instance[megasas_mgmt_info.max_index] = NULL;

+ if (instance->requestorId && !instance->skip_heartbeat_timer_del)
+ del_timer_sync(&instance->sriov_heartbeat_timer);
+
instance->instancet->disable_intr(instance);
megasas_destroy_irqs(instance);

@@ -7427,8 +7486,16 @@ static int megasas_probe_one(struct pci_dev *pdev,
megasas_release_fusion(instance);
else
megasas_release_mfi(instance);
+
if (instance->msix_vectors)
pci_free_irq_vectors(instance->pdev);
+ instance->msix_vectors = 0;
+
+ if (instance->fw_crash_state != UNAVAILABLE)
+ megasas_free_host_crash_buffer(instance);
+
+ if (instance->adapter_type != MFI_SERIES)
+ megasas_fusion_stop_watchdog(instance);
fail_init_mfi:
scsi_host_put(host);
fail_alloc_instance:
@@ -8698,8 +8765,10 @@ megasas_aen_polling(struct work_struct *work)
union megasas_evt_class_locale class_locale;
int event_type = 0;
u32 seq_num;
+ u16 ld_target_id;
int error;
u8 dcmd_ret = DCMD_SUCCESS;
+ struct scsi_device *sdev1;

if (!instance) {
printk(KERN_ERR "invalid instance!\n");
@@ -8722,12 +8791,23 @@ megasas_aen_polling(struct work_struct *work)
break;

case MR_EVT_LD_OFFLINE:
- case MR_EVT_CFG_CLEARED:
case MR_EVT_LD_DELETED:
+ ld_target_id = instance->evt_detail->args.ld.target_id;
+ sdev1 = scsi_device_lookup(instance->host,
+ MEGASAS_MAX_PD_CHANNELS +
+ (ld_target_id / MEGASAS_MAX_DEV_PER_CHANNEL),
+ (ld_target_id - MEGASAS_MAX_DEV_PER_CHANNEL),
+ 0);
+ if (sdev1)
+ megasas_remove_scsi_device(sdev1);
+
+ event_type = SCAN_VD_CHANNEL;
+ break;
case MR_EVT_LD_CREATED:
event_type = SCAN_VD_CHANNEL;
break;

+ case MR_EVT_CFG_CLEARED:
case MR_EVT_CTRL_HOST_BUS_SCAN_REQUESTED:
case MR_EVT_FOREIGN_CFG_IMPORTED:
case MR_EVT_LD_STATE_CHANGE:
diff --git a/drivers/scsi/megaraid/megaraid_sas_fp.c b/drivers/scsi/megaraid/megaraid_sas_fp.c
index 50b8c1b12767..8bfb46dbbed3 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fp.c
+++ b/drivers/scsi/megaraid/megaraid_sas_fp.c
@@ -350,6 +350,10 @@ u8 MR_ValidateMapInfo(struct megasas_instance *instance, u64 map_id)

num_lds = le16_to_cpu(drv_map->raidMap.ldCount);

+ memcpy(instance->ld_ids_prev,
+ instance->ld_ids_from_raidmap,
+ sizeof(instance->ld_ids_from_raidmap));
+ memset(instance->ld_ids_from_raidmap, 0xff, MEGASAS_MAX_LD_IDS);
/*Convert Raid capability values to CPU arch */
for (i = 0; (num_lds > 0) && (i < MAX_LOGICAL_DRIVES_EXT); i++) {
ld = MR_TargetIdToLdGet(i, drv_map);
@@ -360,7 +364,7 @@ u8 MR_ValidateMapInfo(struct megasas_instance *instance, u64 map_id)

raid = MR_LdRaidGet(ld, drv_map);
le32_to_cpus((u32 *)&raid->capability);
-
+ instance->ld_ids_from_raidmap[i] = i;
num_lds--;
}

diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c
index 5dcd7b9b72ce..a78a702511fa 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.c
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c
@@ -3716,6 +3716,7 @@ static void megasas_sync_irqs(unsigned long instance_addr)
if (irq_ctx->irq_poll_scheduled) {
irq_ctx->irq_poll_scheduled = false;
enable_irq(irq_ctx->os_irq);
+ complete_cmd_fusion(instance, irq_ctx->MSIxIndex, irq_ctx);
}
}
}
@@ -3747,6 +3748,7 @@ int megasas_irqpoll(struct irq_poll *irqpoll, int budget)
irq_poll_complete(irqpoll);
irq_ctx->irq_poll_scheduled = false;
enable_irq(irq_ctx->os_irq);
+ complete_cmd_fusion(instance, irq_ctx->MSIxIndex, irq_ctx);
}

return num_entries;
@@ -3763,6 +3765,7 @@ megasas_complete_cmd_dpc_fusion(unsigned long instance_addr)
{
struct megasas_instance *instance =
(struct megasas_instance *)instance_addr;
+ struct megasas_irq_context *irq_ctx = NULL;
u32 count, MSIxIndex;

count = instance->msix_vectors > 0 ? instance->msix_vectors : 1;
@@ -3771,8 +3774,10 @@ megasas_complete_cmd_dpc_fusion(unsigned long instance_addr)
if (atomic_read(&instance->adprecovery) == MEGASAS_HW_CRITICAL_ERROR)
return;

- for (MSIxIndex = 0 ; MSIxIndex < count; MSIxIndex++)
- complete_cmd_fusion(instance, MSIxIndex, NULL);
+ for (MSIxIndex = 0 ; MSIxIndex < count; MSIxIndex++) {
+ irq_ctx = &instance->irq_context[MSIxIndex];
+ complete_cmd_fusion(instance, MSIxIndex, irq_ctx);
+ }
}

/**
@@ -5177,6 +5182,7 @@ megasas_alloc_fusion_context(struct megasas_instance *instance)
if (!fusion->log_to_span) {
dev_err(&instance->pdev->dev, "Failed from %s %d\n",
__func__, __LINE__);
+ kfree(instance->ctrl_context);
return -ENOMEM;
}
}
diff --git a/drivers/scsi/qedi/qedi_fw.c b/drivers/scsi/qedi/qedi_fw.c
index 90aa64604ad7..37b8f08d5020 100644
--- a/drivers/scsi/qedi/qedi_fw.c
+++ b/drivers/scsi/qedi/qedi_fw.c
@@ -1451,7 +1451,7 @@ static void qedi_tmf_work(struct work_struct *work)

ldel_exit:
spin_lock_bh(&qedi_conn->tmf_work_lock);
- if (!qedi_cmd->list_tmf_work) {
+ if (qedi_cmd->list_tmf_work) {
list_del_init(&list_work->list);
qedi_cmd->list_tmf_work = NULL;
kfree(list_work);
diff --git a/drivers/scsi/qedi/qedi_main.c b/drivers/scsi/qedi/qedi_main.c
index 4498add3d4d6..1ec42c5f0b2a 100644
--- a/drivers/scsi/qedi/qedi_main.c
+++ b/drivers/scsi/qedi/qedi_main.c
@@ -631,7 +631,7 @@ static struct qedi_ctx *qedi_host_alloc(struct pci_dev *pdev)
goto exit_setup_shost;
}

- shost->max_id = QEDI_MAX_ISCSI_CONNS_PER_HBA;
+ shost->max_id = QEDI_MAX_ISCSI_CONNS_PER_HBA - 1;
shost->max_channel = 0;
shost->max_lun = ~0;
shost->max_cmd_len = 16;
diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c
index a26df7d6d5d1..2f1553d0a10e 100644
--- a/drivers/scsi/scsi_transport_iscsi.c
+++ b/drivers/scsi/scsi_transport_iscsi.c
@@ -2308,6 +2308,18 @@ int iscsi_destroy_conn(struct iscsi_cls_conn *conn)
}
EXPORT_SYMBOL_GPL(iscsi_destroy_conn);

+void iscsi_put_conn(struct iscsi_cls_conn *conn)
+{
+ put_device(&conn->dev);
+}
+EXPORT_SYMBOL_GPL(iscsi_put_conn);
+
+void iscsi_get_conn(struct iscsi_cls_conn *conn)
+{
+ get_device(&conn->dev);
+}
+EXPORT_SYMBOL_GPL(iscsi_get_conn);
+
/*
* iscsi interface functions
*/
diff --git a/drivers/staging/rtl8723bs/hal/odm.h b/drivers/staging/rtl8723bs/hal/odm.h
index fba3b9e1491b..ee867621aed9 100644
--- a/drivers/staging/rtl8723bs/hal/odm.h
+++ b/drivers/staging/rtl8723bs/hal/odm.h
@@ -197,10 +197,7 @@ typedef struct _ODM_RATE_ADAPTIVE {

#define AVG_THERMAL_NUM 8
#define IQK_Matrix_REG_NUM 8
-#define IQK_Matrix_Settings_NUM (14 + 24 + 21) /* Channels_2_4G_NUM
- * + Channels_5G_20M_NUM
- * + Channels_5G
- */
+#define IQK_Matrix_Settings_NUM 14 /* Channels_2_4G_NUM */

#define DM_Type_ByFW 0
#define DM_Type_ByDriver 1
diff --git a/drivers/thermal/rcar_gen3_thermal.c b/drivers/thermal/rcar_gen3_thermal.c
index 1ab2ffff4e7c..a0673059bd4a 100644
--- a/drivers/thermal/rcar_gen3_thermal.c
+++ b/drivers/thermal/rcar_gen3_thermal.c
@@ -143,7 +143,7 @@ static void rcar_gen3_thermal_calc_coefs(struct rcar_gen3_thermal_tsc *tsc,
* Division is not scaled in BSP and if scaled it might overflow
* the dividend (4095 * 4095 << 14 > INT_MAX) so keep it unscaled
*/
- tsc->tj_t = (FIXPT_INT((ptat[1] - ptat[2]) * 157)
+ tsc->tj_t = (FIXPT_INT((ptat[1] - ptat[2]) * (ths_tj_1 - TJ_3))
/ (ptat[0] - ptat[2])) + FIXPT_INT(TJ_3);

tsc->coef.a1 = FIXPT_DIV(FIXPT_INT(thcode[1] - thcode[2]),
diff --git a/drivers/tty/serial/8250/serial_cs.c b/drivers/tty/serial/8250/serial_cs.c
index ccd1a615305b..a05c2b652040 100644
--- a/drivers/tty/serial/8250/serial_cs.c
+++ b/drivers/tty/serial/8250/serial_cs.c
@@ -306,6 +306,7 @@ static int serial_resume(struct pcmcia_device *link)
static int serial_probe(struct pcmcia_device *link)
{
struct serial_info *info;
+ int ret;

dev_dbg(&link->dev, "serial_attach()\n");

@@ -320,7 +321,15 @@ static int serial_probe(struct pcmcia_device *link)
if (do_sound)
link->config_flags |= CONF_ENABLE_SPKR;

- return serial_config(link);
+ ret = serial_config(link);
+ if (ret)
+ goto free_info;
+
+ return 0;
+
+free_info:
+ kfree(info);
+ return ret;
}

static void serial_detach(struct pcmcia_device *link)
diff --git a/drivers/tty/serial/fsl_lpuart.c b/drivers/tty/serial/fsl_lpuart.c
index 6ad985e8dc65..b053345dfd1a 100644
--- a/drivers/tty/serial/fsl_lpuart.c
+++ b/drivers/tty/serial/fsl_lpuart.c
@@ -2253,6 +2253,9 @@ lpuart32_console_get_options(struct lpuart_port *sport, int *baud,

bd = lpuart32_read(&sport->port, UARTBAUD);
bd &= UARTBAUD_SBR_MASK;
+ if (!bd)
+ return;
+
sbr = bd;
uartclk = lpuart_get_baud_clk_rate(sport);
/*
diff --git a/drivers/tty/serial/uartlite.c b/drivers/tty/serial/uartlite.c
index 06e79c11141d..56066d93a65b 100644
--- a/drivers/tty/serial/uartlite.c
+++ b/drivers/tty/serial/uartlite.c
@@ -508,21 +508,23 @@ static void ulite_console_write(struct console *co, const char *s,

static int ulite_console_setup(struct console *co, char *options)
{
- struct uart_port *port;
+ struct uart_port *port = NULL;
int baud = 9600;
int bits = 8;
int parity = 'n';
int flow = 'n';

-
- port = console_port;
+ if (co->index >= 0 && co->index < ULITE_NR_UARTS)
+ port = ulite_ports + co->index;

/* Has the device been initialized yet? */
- if (!port->mapbase) {
+ if (!port || !port->mapbase) {
pr_debug("console on ttyUL%i not present\n", co->index);
return -ENODEV;
}

+ console_port = port;
+
/* not initialized yet? */
if (!port->membase) {
if (ulite_request_port(port))
@@ -658,17 +660,6 @@ static int ulite_assign(struct device *dev, int id, u32 base, int irq,

dev_set_drvdata(dev, port);

-#ifdef CONFIG_SERIAL_UARTLITE_CONSOLE
- /*
- * If console hasn't been found yet try to assign this port
- * because it is required to be assigned for console setup function.
- * If register_console() don't assign value, then console_port pointer
- * is cleanup.
- */
- if (ulite_uart_driver.cons->index == -1)
- console_port = port;
-#endif
-
/* Register the port */
rc = uart_add_one_port(&ulite_uart_driver, port);
if (rc) {
@@ -678,12 +669,6 @@ static int ulite_assign(struct device *dev, int id, u32 base, int irq,
return rc;
}

-#ifdef CONFIG_SERIAL_UARTLITE_CONSOLE
- /* This is not port which is used for console that's why clean it up */
- if (ulite_uart_driver.cons->index == -1)
- console_port = NULL;
-#endif
-
return 0;
}

diff --git a/drivers/usb/gadget/function/f_hid.c b/drivers/usb/gadget/function/f_hid.c
index 0586229ac83d..3d540b0d9368 100644
--- a/drivers/usb/gadget/function/f_hid.c
+++ b/drivers/usb/gadget/function/f_hid.c
@@ -88,7 +88,7 @@ static struct usb_interface_descriptor hidg_interface_desc = {
static struct hid_descriptor hidg_desc = {
.bLength = sizeof hidg_desc,
.bDescriptorType = HID_DT_HID,
- .bcdHID = 0x0101,
+ .bcdHID = cpu_to_le16(0x0101),
.bCountryCode = 0x00,
.bNumDescriptors = 0x1,
/*.desc[0].bDescriptorType = DYNAMIC */
diff --git a/drivers/usb/gadget/legacy/hid.c b/drivers/usb/gadget/legacy/hid.c
index c4eda7fe7ab4..5b27d289443f 100644
--- a/drivers/usb/gadget/legacy/hid.c
+++ b/drivers/usb/gadget/legacy/hid.c
@@ -171,8 +171,10 @@ static int hid_bind(struct usb_composite_dev *cdev)
struct usb_descriptor_header *usb_desc;

usb_desc = usb_otg_descriptor_alloc(gadget);
- if (!usb_desc)
+ if (!usb_desc) {
+ status = -ENOMEM;
goto put;
+ }
usb_otg_descriptor_init(gadget, usb_desc);
otg_desc[0] = usb_desc;
otg_desc[1] = NULL;
diff --git a/drivers/video/backlight/lm3630a_bl.c b/drivers/video/backlight/lm3630a_bl.c
index f03ffe2bb237..8096202fbe5d 100644
--- a/drivers/video/backlight/lm3630a_bl.c
+++ b/drivers/video/backlight/lm3630a_bl.c
@@ -188,7 +188,7 @@ static int lm3630a_bank_a_update_status(struct backlight_device *bl)
if ((pwm_ctrl & LM3630A_PWM_BANK_A) != 0) {
lm3630a_pwm_ctrl(pchip, bl->props.brightness,
bl->props.max_brightness);
- return bl->props.brightness;
+ return 0;
}

/* disable sleep */
@@ -208,8 +208,8 @@ static int lm3630a_bank_a_update_status(struct backlight_device *bl)
return 0;

out_i2c_err:
- dev_err(pchip->dev, "i2c failed to access\n");
- return bl->props.brightness;
+ dev_err(pchip->dev, "i2c failed to access (%pe)\n", ERR_PTR(ret));
+ return ret;
}

static int lm3630a_bank_a_get_brightness(struct backlight_device *bl)
@@ -265,7 +265,7 @@ static int lm3630a_bank_b_update_status(struct backlight_device *bl)
if ((pwm_ctrl & LM3630A_PWM_BANK_B) != 0) {
lm3630a_pwm_ctrl(pchip, bl->props.brightness,
bl->props.max_brightness);
- return bl->props.brightness;
+ return 0;
}

/* disable sleep */
@@ -285,8 +285,8 @@ static int lm3630a_bank_b_update_status(struct backlight_device *bl)
return 0;

out_i2c_err:
- dev_err(pchip->dev, "i2c failed to access REG_CTRL\n");
- return bl->props.brightness;
+ dev_err(pchip->dev, "i2c failed to access (%pe)\n", ERR_PTR(ret));
+ return ret;
}

static int lm3630a_bank_b_get_brightness(struct backlight_device *bl)
diff --git a/drivers/video/fbdev/core/fbmem.c b/drivers/video/fbdev/core/fbmem.c
index bf76dadbed87..d87de5d46718 100644
--- a/drivers/video/fbdev/core/fbmem.c
+++ b/drivers/video/fbdev/core/fbmem.c
@@ -965,13 +965,11 @@ fb_set_var(struct fb_info *info, struct fb_var_screeninfo *var)
fb_var_to_videomode(&mode2, &info->var);
/* make sure we don't delete the videomode of current var */
ret = fb_mode_is_equal(&mode1, &mode2);
-
- if (!ret)
- fbcon_mode_deleted(info, &mode1);
-
- if (!ret)
- fb_delete_videomode(&mode1, &info->modelist);
-
+ if (!ret) {
+ ret = fbcon_mode_deleted(info, &mode1);
+ if (!ret)
+ fb_delete_videomode(&mode1, &info->modelist);
+ }

return ret ? -EINVAL : 0;
}
diff --git a/drivers/w1/slaves/w1_ds2438.c b/drivers/w1/slaves/w1_ds2438.c
index d199e5a25cc0..404dacb15004 100644
--- a/drivers/w1/slaves/w1_ds2438.c
+++ b/drivers/w1/slaves/w1_ds2438.c
@@ -62,13 +62,13 @@ static int w1_ds2438_get_page(struct w1_slave *sl, int pageno, u8 *buf)
if (w1_reset_select_slave(sl))
continue;
w1_buf[0] = W1_DS2438_RECALL_MEMORY;
- w1_buf[1] = 0x00;
+ w1_buf[1] = (u8)pageno;
w1_write_block(sl->master, w1_buf, 2);

if (w1_reset_select_slave(sl))
continue;
w1_buf[0] = W1_DS2438_READ_SCRATCH;
- w1_buf[1] = 0x00;
+ w1_buf[1] = (u8)pageno;
w1_write_block(sl->master, w1_buf, 2);

count = w1_read_block(sl->master, buf, DS2438_PAGE_SIZE + 1);
diff --git a/drivers/watchdog/aspeed_wdt.c b/drivers/watchdog/aspeed_wdt.c
index 7e00960651fa..507fd815d767 100644
--- a/drivers/watchdog/aspeed_wdt.c
+++ b/drivers/watchdog/aspeed_wdt.c
@@ -147,7 +147,7 @@ static int aspeed_wdt_set_timeout(struct watchdog_device *wdd,

wdd->timeout = timeout;

- actual = min(timeout, wdd->max_hw_heartbeat_ms * 1000);
+ actual = min(timeout, wdd->max_hw_heartbeat_ms / 1000);

writel(actual * WDT_RATE_1MHZ, wdt->base + WDT_RELOAD_VALUE);
writel(WDT_RESTART_MAGIC, wdt->base + WDT_RESTART);
diff --git a/drivers/watchdog/iTCO_wdt.c b/drivers/watchdog/iTCO_wdt.c
index e707c4797f76..08e534fba1bf 100644
--- a/drivers/watchdog/iTCO_wdt.c
+++ b/drivers/watchdog/iTCO_wdt.c
@@ -72,6 +72,8 @@
#define TCOBASE(p) ((p)->tco_res->start)
/* SMI Control and Enable Register */
#define SMI_EN(p) ((p)->smi_res->start)
+#define TCO_EN (1 << 13)
+#define GBL_SMI_EN (1 << 0)

#define TCO_RLD(p) (TCOBASE(p) + 0x00) /* TCO Timer Reload/Curr. Value */
#define TCOv1_TMR(p) (TCOBASE(p) + 0x01) /* TCOv1 Timer Initial Value*/
@@ -344,8 +346,12 @@ static int iTCO_wdt_set_timeout(struct watchdog_device *wd_dev, unsigned int t)

tmrval = seconds_to_ticks(p, t);

- /* For TCO v1 the timer counts down twice before rebooting */
- if (p->iTCO_version == 1)
+ /*
+ * If TCO SMIs are off, the timer counts down twice before rebooting.
+ * Otherwise, the BIOS generally reboots when the SMI triggers.
+ */
+ if (p->smi_res &&
+ (SMI_EN(p) & (TCO_EN | GBL_SMI_EN)) != (TCO_EN | GBL_SMI_EN))
tmrval /= 2;

/* from the specs: */
@@ -510,7 +516,7 @@ static int iTCO_wdt_probe(struct platform_device *pdev)
* Disables TCO logic generating an SMI#
*/
val32 = inl(SMI_EN(p));
- val32 &= 0xffffdfff; /* Turn off SMI clearing watchdog */
+ val32 &= ~TCO_EN; /* Turn off SMI clearing watchdog */
outl(val32, SMI_EN(p));
}

diff --git a/drivers/watchdog/imx_sc_wdt.c b/drivers/watchdog/imx_sc_wdt.c
index e0e62149a6f4..8c9936e78bee 100644
--- a/drivers/watchdog/imx_sc_wdt.c
+++ b/drivers/watchdog/imx_sc_wdt.c
@@ -185,16 +185,12 @@ static int imx_sc_wdt_probe(struct platform_device *pdev)
watchdog_stop_on_reboot(wdog);
watchdog_stop_on_unregister(wdog);

- ret = devm_watchdog_register_device(dev, wdog);
- if (ret)
- return ret;
-
ret = imx_scu_irq_group_enable(SC_IRQ_GROUP_WDOG,
SC_IRQ_WDOG,
true);
if (ret) {
dev_warn(dev, "Enable irq failed, pretimeout NOT supported\n");
- return 0;
+ goto register_device;
}

imx_sc_wdd->wdt_notifier.notifier_call = imx_sc_wdt_notify;
@@ -205,7 +201,7 @@ static int imx_sc_wdt_probe(struct platform_device *pdev)
false);
dev_warn(dev,
"Register irq notifier failed, pretimeout NOT supported\n");
- return 0;
+ goto register_device;
}

ret = devm_add_action_or_reset(dev, imx_sc_wdt_action,
@@ -215,7 +211,8 @@ static int imx_sc_wdt_probe(struct platform_device *pdev)
else
dev_warn(dev, "Add action failed, pretimeout NOT supported\n");

- return 0;
+register_device:
+ return devm_watchdog_register_device(dev, wdog);
}

static int __maybe_unused imx_sc_wdt_suspend(struct device *dev)
diff --git a/drivers/watchdog/lpc18xx_wdt.c b/drivers/watchdog/lpc18xx_wdt.c
index 78cf11c94941..60b6d74f267d 100644
--- a/drivers/watchdog/lpc18xx_wdt.c
+++ b/drivers/watchdog/lpc18xx_wdt.c
@@ -292,7 +292,7 @@ static int lpc18xx_wdt_remove(struct platform_device *pdev)
struct lpc18xx_wdt_dev *lpc18xx_wdt = platform_get_drvdata(pdev);

dev_warn(&pdev->dev, "I quit now, hardware will probably reboot!\n");
- del_timer(&lpc18xx_wdt->timer);
+ del_timer_sync(&lpc18xx_wdt->timer);

return 0;
}
diff --git a/drivers/watchdog/sbc60xxwdt.c b/drivers/watchdog/sbc60xxwdt.c
index c3151642694c..de1f7add05c3 100644
--- a/drivers/watchdog/sbc60xxwdt.c
+++ b/drivers/watchdog/sbc60xxwdt.c
@@ -146,7 +146,7 @@ static void wdt_startup(void)
static void wdt_turnoff(void)
{
/* Stop the timer */
- del_timer(&timer);
+ del_timer_sync(&timer);
inb_p(wdt_stop);
pr_info("Watchdog timer is now disabled...\n");
}
diff --git a/drivers/watchdog/sc520_wdt.c b/drivers/watchdog/sc520_wdt.c
index a612128c5f80..57969564c7f9 100644
--- a/drivers/watchdog/sc520_wdt.c
+++ b/drivers/watchdog/sc520_wdt.c
@@ -186,7 +186,7 @@ static int wdt_startup(void)
static int wdt_turnoff(void)
{
/* Stop the timer */
- del_timer(&timer);
+ del_timer_sync(&timer);

/* Stop the watchdog */
wdt_config(0);
diff --git a/drivers/watchdog/w83877f_wdt.c b/drivers/watchdog/w83877f_wdt.c
index 6eb5185d6ea6..d9addf06b44d 100644
--- a/drivers/watchdog/w83877f_wdt.c
+++ b/drivers/watchdog/w83877f_wdt.c
@@ -166,7 +166,7 @@ static void wdt_startup(void)
static void wdt_turnoff(void)
{
/* Stop the timer */
- del_timer(&timer);
+ del_timer_sync(&timer);

wdt_change(WDT_DISABLE);

diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c
index a02e845eb0fb..34ab7b892b70 100644
--- a/fs/ceph/addr.c
+++ b/fs/ceph/addr.c
@@ -76,10 +76,6 @@ static int ceph_set_page_dirty(struct page *page)
struct inode *inode;
struct ceph_inode_info *ci;
struct ceph_snap_context *snapc;
- int ret;
-
- if (unlikely(!mapping))
- return !TestSetPageDirty(page);

if (PageDirty(page)) {
dout("%p set_page_dirty %p idx %lu -- already dirty\n",
@@ -125,11 +121,7 @@ static int ceph_set_page_dirty(struct page *page)
page->private = (unsigned long)snapc;
SetPagePrivate(page);

- ret = __set_page_dirty_nobuffers(page);
- WARN_ON(!PageLocked(page));
- WARN_ON(!page->mapping);
-
- return ret;
+ return __set_page_dirty_nobuffers(page);
}

/*
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index a9a083232bcf..6d904dc9bd19 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -3804,4 +3804,5 @@ module_exit(exit_f2fs_fs)
MODULE_AUTHOR("Samsung Electronics's Praesto Team");
MODULE_DESCRIPTION("Flash Friendly File System");
MODULE_LICENSE("GPL");
+MODULE_SOFTDEP("pre: crc32");

diff --git a/fs/jfs/jfs_logmgr.c b/fs/jfs/jfs_logmgr.c
index 9330eff210e0..78fd136ac13b 100644
--- a/fs/jfs/jfs_logmgr.c
+++ b/fs/jfs/jfs_logmgr.c
@@ -1324,6 +1324,7 @@ int lmLogInit(struct jfs_log * log)
} else {
if (!uuid_equal(&logsuper->uuid, &log->uuid)) {
jfs_warn("wrong uuid on JFS log device");
+ rc = -EINVAL;
goto errout20;
}
log->size = le32_to_cpu(logsuper->size);
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index 8c0f916380c4..209263c0c537 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -1048,6 +1048,7 @@ EXPORT_SYMBOL_GPL(nfs_inode_attach_open_context);
void nfs_file_set_open_context(struct file *filp, struct nfs_open_context *ctx)
{
filp->private_data = get_nfs_open_context(ctx);
+ set_bit(NFS_CONTEXT_FILE_OPEN, &ctx->flags);
if (list_empty(&ctx->list))
nfs_inode_attach_open_context(ctx);
}
@@ -1067,6 +1068,8 @@ struct nfs_open_context *nfs_find_open_context(struct inode *inode, const struct
continue;
if ((pos->mode & (FMODE_READ|FMODE_WRITE)) != mode)
continue;
+ if (!test_bit(NFS_CONTEXT_FILE_OPEN, &pos->flags))
+ continue;
ctx = get_nfs_open_context(pos);
if (ctx)
break;
@@ -1082,6 +1085,7 @@ void nfs_file_clear_open_context(struct file *filp)
if (ctx) {
struct inode *inode = d_inode(ctx->dentry);

+ clear_bit(NFS_CONTEXT_FILE_OPEN, &ctx->flags);
/*
* We fatal error on write before. Try to writeback
* every page again.
diff --git a/fs/nfs/nfs3proc.c b/fs/nfs/nfs3proc.c
index 9eb2f1a503ab..01a03ca36659 100644
--- a/fs/nfs/nfs3proc.c
+++ b/fs/nfs/nfs3proc.c
@@ -350,7 +350,7 @@ nfs3_proc_create(struct inode *dir, struct dentry *dentry, struct iattr *sattr,
break;

case NFS3_CREATE_UNCHECKED:
- goto out;
+ goto out_release_acls;
}
nfs_fattr_init(data->res.dir_attr);
nfs_fattr_init(data->res.fattr);
@@ -717,7 +717,7 @@ nfs3_proc_mknod(struct inode *dir, struct dentry *dentry, struct iattr *sattr,
break;
default:
status = -EINVAL;
- goto out;
+ goto out_release_acls;
}

d_alias = nfs3_do_create(dir, dentry, data);
diff --git a/fs/nfs/nfs4client.c b/fs/nfs/nfs4client.c
index 5a69dbd01a6c..8cace8350fa3 100644
--- a/fs/nfs/nfs4client.c
+++ b/fs/nfs/nfs4client.c
@@ -197,8 +197,11 @@ void nfs40_shutdown_client(struct nfs_client *clp)

struct nfs_client *nfs4_alloc_client(const struct nfs_client_initdata *cl_init)
{
- int err;
+ char buf[INET6_ADDRSTRLEN + 1];
+ const char *ip_addr = cl_init->ip_addr;
struct nfs_client *clp = nfs_alloc_client(cl_init);
+ int err;
+
if (IS_ERR(clp))
return clp;

@@ -222,6 +225,44 @@ struct nfs_client *nfs4_alloc_client(const struct nfs_client_initdata *cl_init)
init_waitqueue_head(&clp->cl_lock_waitq);
#endif
INIT_LIST_HEAD(&clp->pending_cb_stateids);
+
+ if (cl_init->minorversion != 0)
+ __set_bit(NFS_CS_INFINITE_SLOTS, &clp->cl_flags);
+ __set_bit(NFS_CS_DISCRTRY, &clp->cl_flags);
+ __set_bit(NFS_CS_NO_RETRANS_TIMEOUT, &clp->cl_flags);
+
+ /*
+ * Set up the connection to the server before we add add to the
+ * global list.
+ */
+ err = nfs_create_rpc_client(clp, cl_init, RPC_AUTH_GSS_KRB5I);
+ if (err == -EINVAL)
+ err = nfs_create_rpc_client(clp, cl_init, RPC_AUTH_UNIX);
+ if (err < 0)
+ goto error;
+
+ /* If no clientaddr= option was specified, find a usable cb address */
+ if (ip_addr == NULL) {
+ struct sockaddr_storage cb_addr;
+ struct sockaddr *sap = (struct sockaddr *)&cb_addr;
+
+ err = rpc_localaddr(clp->cl_rpcclient, sap, sizeof(cb_addr));
+ if (err < 0)
+ goto error;
+ err = rpc_ntop(sap, buf, sizeof(buf));
+ if (err < 0)
+ goto error;
+ ip_addr = (const char *)buf;
+ }
+ strlcpy(clp->cl_ipaddr, ip_addr, sizeof(clp->cl_ipaddr));
+
+ err = nfs_idmap_new(clp);
+ if (err < 0) {
+ dprintk("%s: failed to create idmapper. Error = %d\n",
+ __func__, err);
+ goto error;
+ }
+ __set_bit(NFS_CS_IDMAP, &clp->cl_res_state);
return clp;

error:
@@ -372,8 +413,6 @@ static int nfs4_init_client_minor_version(struct nfs_client *clp)
struct nfs_client *nfs4_init_client(struct nfs_client *clp,
const struct nfs_client_initdata *cl_init)
{
- char buf[INET6_ADDRSTRLEN + 1];
- const char *ip_addr = cl_init->ip_addr;
struct nfs_client *old;
int error;

@@ -381,43 +420,6 @@ struct nfs_client *nfs4_init_client(struct nfs_client *clp,
/* the client is initialised already */
return clp;

- /* Check NFS protocol revision and initialize RPC op vector */
- clp->rpc_ops = &nfs_v4_clientops;
-
- if (clp->cl_minorversion != 0)
- __set_bit(NFS_CS_INFINITE_SLOTS, &clp->cl_flags);
- __set_bit(NFS_CS_DISCRTRY, &clp->cl_flags);
- __set_bit(NFS_CS_NO_RETRANS_TIMEOUT, &clp->cl_flags);
-
- error = nfs_create_rpc_client(clp, cl_init, RPC_AUTH_GSS_KRB5I);
- if (error == -EINVAL)
- error = nfs_create_rpc_client(clp, cl_init, RPC_AUTH_UNIX);
- if (error < 0)
- goto error;
-
- /* If no clientaddr= option was specified, find a usable cb address */
- if (ip_addr == NULL) {
- struct sockaddr_storage cb_addr;
- struct sockaddr *sap = (struct sockaddr *)&cb_addr;
-
- error = rpc_localaddr(clp->cl_rpcclient, sap, sizeof(cb_addr));
- if (error < 0)
- goto error;
- error = rpc_ntop(sap, buf, sizeof(buf));
- if (error < 0)
- goto error;
- ip_addr = (const char *)buf;
- }
- strlcpy(clp->cl_ipaddr, ip_addr, sizeof(clp->cl_ipaddr));
-
- error = nfs_idmap_new(clp);
- if (error < 0) {
- dprintk("%s: failed to create idmapper. Error = %d\n",
- __func__, error);
- goto error;
- }
- __set_bit(NFS_CS_IDMAP, &clp->cl_res_state);
-
error = nfs4_init_client_minor_version(clp);
if (error < 0)
goto error;
diff --git a/fs/nfs/pnfs_nfs.c b/fs/nfs/pnfs_nfs.c
index 8b37e7f8e789..249cf9037dbd 100644
--- a/fs/nfs/pnfs_nfs.c
+++ b/fs/nfs/pnfs_nfs.c
@@ -556,19 +556,16 @@ nfs4_pnfs_ds_add(struct list_head *dsaddrs, gfp_t gfp_flags)
}
EXPORT_SYMBOL_GPL(nfs4_pnfs_ds_add);

-static void nfs4_wait_ds_connect(struct nfs4_pnfs_ds *ds)
+static int nfs4_wait_ds_connect(struct nfs4_pnfs_ds *ds)
{
might_sleep();
- wait_on_bit(&ds->ds_state, NFS4DS_CONNECTING,
- TASK_KILLABLE);
+ return wait_on_bit(&ds->ds_state, NFS4DS_CONNECTING, TASK_KILLABLE);
}

static void nfs4_clear_ds_conn_bit(struct nfs4_pnfs_ds *ds)
{
smp_mb__before_atomic();
- clear_bit(NFS4DS_CONNECTING, &ds->ds_state);
- smp_mb__after_atomic();
- wake_up_bit(&ds->ds_state, NFS4DS_CONNECTING);
+ clear_and_wake_up_bit(NFS4DS_CONNECTING, &ds->ds_state);
}

static struct nfs_client *(*get_v3_ds_connect)(
@@ -734,30 +731,33 @@ int nfs4_pnfs_ds_connect(struct nfs_server *mds_srv, struct nfs4_pnfs_ds *ds,
{
int err;

-again:
- err = 0;
- if (test_and_set_bit(NFS4DS_CONNECTING, &ds->ds_state) == 0) {
- if (version == 3) {
- err = _nfs4_pnfs_v3_ds_connect(mds_srv, ds, timeo,
- retrans);
- } else if (version == 4) {
- err = _nfs4_pnfs_v4_ds_connect(mds_srv, ds, timeo,
- retrans, minor_version);
- } else {
- dprintk("%s: unsupported DS version %d\n", __func__,
- version);
- err = -EPROTONOSUPPORT;
- }
+ do {
+ err = nfs4_wait_ds_connect(ds);
+ if (err || ds->ds_clp)
+ goto out;
+ if (nfs4_test_deviceid_unavailable(devid))
+ return -ENODEV;
+ } while (test_and_set_bit(NFS4DS_CONNECTING, &ds->ds_state) != 0);

- nfs4_clear_ds_conn_bit(ds);
- } else {
- nfs4_wait_ds_connect(ds);
+ if (ds->ds_clp)
+ goto connect_done;

- /* what was waited on didn't connect AND didn't mark unavail */
- if (!ds->ds_clp && !nfs4_test_deviceid_unavailable(devid))
- goto again;
+ switch (version) {
+ case 3:
+ err = _nfs4_pnfs_v3_ds_connect(mds_srv, ds, timeo, retrans);
+ break;
+ case 4:
+ err = _nfs4_pnfs_v4_ds_connect(mds_srv, ds, timeo, retrans,
+ minor_version);
+ break;
+ default:
+ dprintk("%s: unsupported DS version %d\n", __func__, version);
+ err = -EPROTONOSUPPORT;
}

+connect_done:
+ nfs4_clear_ds_conn_bit(ds);
+out:
/*
* At this point the ds->ds_clp should be ready, but it might have
* hit an error.
diff --git a/fs/orangefs/super.c b/fs/orangefs/super.c
index ee5efdc35cc1..2f2e430461b2 100644
--- a/fs/orangefs/super.c
+++ b/fs/orangefs/super.c
@@ -209,7 +209,7 @@ static int orangefs_statfs(struct dentry *dentry, struct kstatfs *buf)
buf->f_bavail = (sector_t) new_op->downcall.resp.statfs.blocks_avail;
buf->f_files = (sector_t) new_op->downcall.resp.statfs.files_total;
buf->f_ffree = (sector_t) new_op->downcall.resp.statfs.files_avail;
- buf->f_frsize = sb->s_blocksize;
+ buf->f_frsize = 0;

out_op_release:
op_release(new_op);
diff --git a/fs/seq_file.c b/fs/seq_file.c
index 1600034a929b..c19ecc1f2d50 100644
--- a/fs/seq_file.c
+++ b/fs/seq_file.c
@@ -29,6 +29,9 @@ static void seq_set_overflow(struct seq_file *m)

static void *seq_buf_alloc(unsigned long size)
{
+ if (unlikely(size > MAX_RW_COUNT))
+ return NULL;
+
return kvmalloc(size, GFP_KERNEL_ACCOUNT);
}

diff --git a/fs/ubifs/dir.c b/fs/ubifs/dir.c
index a5e5e9b9d4e3..eeb93f009b28 100644
--- a/fs/ubifs/dir.c
+++ b/fs/ubifs/dir.c
@@ -1343,7 +1343,10 @@ static int do_rename(struct inode *old_dir, struct dentry *old_dentry,
goto out_release;
}

+ spin_lock(&whiteout->i_lock);
whiteout->i_state |= I_LINKABLE;
+ spin_unlock(&whiteout->i_lock);
+
whiteout_ui = ubifs_inode(whiteout);
whiteout_ui->data = dev;
whiteout_ui->data_len = ubifs_encode_dev(dev, MKDEV(0, 0));
@@ -1436,7 +1439,11 @@ static int do_rename(struct inode *old_dir, struct dentry *old_dentry,

inc_nlink(whiteout);
mark_inode_dirty(whiteout);
+
+ spin_lock(&whiteout->i_lock);
whiteout->i_state &= ~I_LINKABLE;
+ spin_unlock(&whiteout->i_lock);
+
iput(whiteout);
}

diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
index ad09c0cc5464..978ef674f038 100644
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -79,6 +79,7 @@ struct nfs_open_context {
#define NFS_CONTEXT_RESEND_WRITES (1)
#define NFS_CONTEXT_BAD (2)
#define NFS_CONTEXT_UNLOCK (3)
+#define NFS_CONTEXT_FILE_OPEN (4)
int error;

struct list_head list;
diff --git a/include/linux/sched/signal.h b/include/linux/sched/signal.h
index baf58f4cb057..b3f88470cbb5 100644
--- a/include/linux/sched/signal.h
+++ b/include/linux/sched/signal.h
@@ -509,6 +509,17 @@ static inline int kill_cad_pid(int sig, int priv)
#define SEND_SIG_NOINFO ((struct kernel_siginfo *) 0)
#define SEND_SIG_PRIV ((struct kernel_siginfo *) 1)

+static inline int __on_sig_stack(unsigned long sp)
+{
+#ifdef CONFIG_STACK_GROWSUP
+ return sp >= current->sas_ss_sp &&
+ sp - current->sas_ss_sp < current->sas_ss_size;
+#else
+ return sp > current->sas_ss_sp &&
+ sp - current->sas_ss_sp <= current->sas_ss_size;
+#endif
+}
+
/*
* True if we are on the alternate signal stack.
*/
@@ -526,13 +537,7 @@ static inline int on_sig_stack(unsigned long sp)
if (current->sas_ss_flags & SS_AUTODISARM)
return 0;

-#ifdef CONFIG_STACK_GROWSUP
- return sp >= current->sas_ss_sp &&
- sp - current->sas_ss_sp < current->sas_ss_size;
-#else
- return sp > current->sas_ss_sp &&
- sp - current->sas_ss_sp <= current->sas_ss_size;
-#endif
+ return __on_sig_stack(sp);
}

static inline int sas_ss_flags(unsigned long sp)
diff --git a/include/scsi/libiscsi.h b/include/scsi/libiscsi.h
index b3bbd10eb3f0..2b5f97224f69 100644
--- a/include/scsi/libiscsi.h
+++ b/include/scsi/libiscsi.h
@@ -195,12 +195,6 @@ struct iscsi_conn {
unsigned long suspend_tx; /* suspend Tx */
unsigned long suspend_rx; /* suspend Rx */

- /* abort */
- wait_queue_head_t ehwait; /* used in eh_abort() */
- struct iscsi_tm tmhdr;
- struct timer_list tmf_timer;
- int tmf_state; /* see TMF_INITIAL, etc.*/
-
/* negotiated params */
unsigned max_recv_dlength; /* initiator_max_recv_dsl*/
unsigned max_xmit_dlength; /* target_max_recv_dsl */
@@ -270,6 +264,11 @@ struct iscsi_session {
* and recv lock.
*/
struct mutex eh_mutex;
+ /* abort */
+ wait_queue_head_t ehwait; /* used in eh_abort() */
+ struct iscsi_tm tmhdr;
+ struct timer_list tmf_timer;
+ int tmf_state; /* see TMF_INITIAL, etc.*/

/* iSCSI session-wide sequencing */
uint32_t cmdsn;
diff --git a/include/scsi/scsi_transport_iscsi.h b/include/scsi/scsi_transport_iscsi.h
index 325ae731d9ad..71c78410e6ab 100644
--- a/include/scsi/scsi_transport_iscsi.h
+++ b/include/scsi/scsi_transport_iscsi.h
@@ -423,6 +423,8 @@ extern void iscsi_remove_session(struct iscsi_cls_session *session);
extern void iscsi_free_session(struct iscsi_cls_session *session);
extern struct iscsi_cls_conn *iscsi_create_conn(struct iscsi_cls_session *sess,
int dd_size, uint32_t cid);
+extern void iscsi_put_conn(struct iscsi_cls_conn *conn);
+extern void iscsi_get_conn(struct iscsi_cls_conn *conn);
extern int iscsi_destroy_conn(struct iscsi_cls_conn *conn);
extern void iscsi_unblock_session(struct iscsi_cls_session *session);
extern void iscsi_block_session(struct iscsi_cls_session *session);
diff --git a/kernel/cgroup/cgroup-v1.c b/kernel/cgroup/cgroup-v1.c
index ae31b158baf7..9329f725d22b 100644
--- a/kernel/cgroup/cgroup-v1.c
+++ b/kernel/cgroup/cgroup-v1.c
@@ -918,6 +918,8 @@ int cgroup1_parse_param(struct fs_context *fc, struct fs_parameter *param)
opt = fs_parse(fc, &cgroup1_fs_parameters, param, &result);
if (opt == -ENOPARAM) {
if (strcmp(param->key, "source") == 0) {
+ if (param->type != fs_value_is_string)
+ return invalf(fc, "Non-string source");
if (fc->source)
return invalf(fc, "Multiple sources not supported");
fc->source = param->string;
diff --git a/kernel/rcu/rcu.h b/kernel/rcu/rcu.h
index 8fd4f82c9b3d..7fd1c18b7cf1 100644
--- a/kernel/rcu/rcu.h
+++ b/kernel/rcu/rcu.h
@@ -316,6 +316,8 @@ static inline void rcu_init_levelspread(int *levelspread, const int *levelcnt)
}
}

+extern void rcu_init_geometry(void);
+
/* Returns a pointer to the first leaf rcu_node structure. */
#define rcu_first_leaf_node() (rcu_state.level[rcu_num_lvls - 1])

diff --git a/kernel/rcu/srcutree.c b/kernel/rcu/srcutree.c
index 21acdff3bd27..21115ffb6c44 100644
--- a/kernel/rcu/srcutree.c
+++ b/kernel/rcu/srcutree.c
@@ -90,6 +90,9 @@ static void init_srcu_struct_nodes(struct srcu_struct *ssp, bool is_static)
struct srcu_node *snp;
struct srcu_node *snp_first;

+ /* Initialize geometry if it has not already been initialized. */
+ rcu_init_geometry();
+
/* Work out the overall tree geometry. */
ssp->level[0] = &ssp->node[0];
for (i = 1; i < rcu_num_lvls; i++)
diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c
index fd37827eca5b..11ae2747701b 100644
--- a/kernel/rcu/tree.c
+++ b/kernel/rcu/tree.c
@@ -3425,11 +3425,25 @@ static void __init rcu_init_one(void)
* replace the definitions in tree.h because those are needed to size
* the ->node array in the rcu_state structure.
*/
-static void __init rcu_init_geometry(void)
+void rcu_init_geometry(void)
{
ulong d;
int i;
+ static unsigned long old_nr_cpu_ids;
int rcu_capacity[RCU_NUM_LVLS];
+ static bool initialized;
+
+ if (initialized) {
+ /*
+ * Warn if setup_nr_cpu_ids() had not yet been invoked,
+ * unless nr_cpus_ids == NR_CPUS, in which case who cares?
+ */
+ WARN_ON_ONCE(old_nr_cpu_ids != nr_cpu_ids);
+ return;
+ }
+
+ old_nr_cpu_ids = nr_cpu_ids;
+ initialized = true;

/*
* Initialize any unspecified boot parameters.
diff --git a/kernel/trace/trace_events_hist.c b/kernel/trace/trace_events_hist.c
index b05376a01091..f136449821bf 100644
--- a/kernel/trace/trace_events_hist.c
+++ b/kernel/trace/trace_events_hist.c
@@ -2571,7 +2571,9 @@ static struct hist_field *create_hist_field(struct hist_trigger_data *hist_data,
if (WARN_ON_ONCE(!field))
goto out;

- if (is_string_field(field)) {
+ /* Pointers to strings are just pointers and dangerous to dereference */
+ if (is_string_field(field) &&
+ (field->filter_type != FILTER_PTR_STRING)) {
flags |= HIST_FIELD_FL_STRING;

hist_field->size = MAX_FILTER_STR_VAL;
@@ -5326,8 +5328,6 @@ static inline void add_to_key(char *compound_key, void *key,
field = key_field->field;
if (field->filter_type == FILTER_DYN_STRING)
size = *(u32 *)(rec + field->offset) >> 16;
- else if (field->filter_type == FILTER_PTR_STRING)
- size = strlen(key);
else if (field->filter_type == FILTER_STATIC_STRING)
size = field->size;

diff --git a/lib/decompress_unlz4.c b/lib/decompress_unlz4.c
index c0cfcfd486be..e6327391b6b6 100644
--- a/lib/decompress_unlz4.c
+++ b/lib/decompress_unlz4.c
@@ -112,6 +112,9 @@ STATIC inline int INIT unlz4(u8 *input, long in_len,
error("data corrupted");
goto exit_2;
}
+ } else if (size < 4) {
+ /* empty or end-of-file */
+ goto exit_3;
}

chunksize = get_unaligned_le32(inp);
@@ -125,6 +128,10 @@ STATIC inline int INIT unlz4(u8 *input, long in_len,
continue;
}

+ if (!fill && chunksize == 0) {
+ /* empty or end-of-file */
+ goto exit_3;
+ }

if (posp)
*posp += 4;
@@ -184,6 +191,7 @@ STATIC inline int INIT unlz4(u8 *input, long in_len,
}
}

+exit_3:
ret = 0;
exit_2:
if (!input)
diff --git a/sound/ac97/bus.c b/sound/ac97/bus.c
index 7985dd8198b6..99e1728b52ae 100644
--- a/sound/ac97/bus.c
+++ b/sound/ac97/bus.c
@@ -520,7 +520,7 @@ static int ac97_bus_remove(struct device *dev)
struct ac97_codec_driver *adrv = to_ac97_driver(dev->driver);
int ret;

- ret = pm_runtime_get_sync(dev);
+ ret = pm_runtime_resume_and_get(dev);
if (ret < 0)
return ret;

diff --git a/sound/firewire/Kconfig b/sound/firewire/Kconfig
index e6b4ca469b2a..e469375e2f2a 100644
--- a/sound/firewire/Kconfig
+++ b/sound/firewire/Kconfig
@@ -38,7 +38,7 @@ config SND_OXFW
* Mackie(Loud) Onyx 1640i (former model)
* Mackie(Loud) Onyx Satellite
* Mackie(Loud) Tapco Link.Firewire
- * Mackie(Loud) d.4 pro
+ * Mackie(Loud) d.2 pro/d.4 pro (built-in FireWire card with OXFW971 ASIC)
* Mackie(Loud) U.420/U.420d
* TASCAM FireOne
* Stanton Controllers & Systems 1 Deck/Mixer
@@ -84,7 +84,7 @@ config SND_BEBOB
* PreSonus FIREBOX/FIREPOD/FP10/Inspire1394
* BridgeCo RDAudio1/Audio5
* Mackie Onyx 1220/1620/1640 (FireWire I/O Card)
- * Mackie d.2 (FireWire Option) and d.2 Pro
+ * Mackie d.2 (optional FireWire card with DM1000 ASIC)
* Stanton FinalScratch 2 (ScratchAmp)
* Tascam IF-FW/DM
* Behringer XENIX UFX 1204/1604
@@ -110,6 +110,7 @@ config SND_BEBOB
* M-Audio Ozonic/NRV10/ProfireLightBridge
* M-Audio FireWire 1814/ProjectMix IO
* Digidesign Mbox 2 Pro
+ * ToneWeal FW66

To compile this driver as a module, choose M here: the module
will be called snd-bebob.
diff --git a/sound/firewire/bebob/bebob.c b/sound/firewire/bebob/bebob.c
index 441c58283b47..d58f4fe2be8c 100644
--- a/sound/firewire/bebob/bebob.c
+++ b/sound/firewire/bebob/bebob.c
@@ -59,6 +59,7 @@ static DECLARE_BITMAP(devices_used, SNDRV_CARDS);
#define VEN_MAUDIO1 0x00000d6c
#define VEN_MAUDIO2 0x000007f5
#define VEN_DIGIDESIGN 0x00a07e
+#define OUI_SHOUYO 0x002327

#define MODEL_FOCUSRITE_SAFFIRE_BOTH 0x00000000
#define MODEL_MAUDIO_AUDIOPHILE_BOTH 0x00010060
@@ -387,7 +388,7 @@ static const struct ieee1394_device_id bebob_id_table[] = {
SND_BEBOB_DEV_ENTRY(VEN_BRIDGECO, 0x00010049, &spec_normal),
/* Mackie, Onyx 1220/1620/1640 (Firewire I/O Card) */
SND_BEBOB_DEV_ENTRY(VEN_MACKIE2, 0x00010065, &spec_normal),
- // Mackie, d.2 (Firewire option card) and d.2 Pro (the card is built-in).
+ // Mackie, d.2 (optional Firewire card with DM1000).
SND_BEBOB_DEV_ENTRY(VEN_MACKIE1, 0x00010067, &spec_normal),
/* Stanton, ScratchAmp */
SND_BEBOB_DEV_ENTRY(VEN_STANTON, 0x00000001, &spec_normal),
@@ -486,6 +487,8 @@ static const struct ieee1394_device_id bebob_id_table[] = {
&maudio_special_spec),
/* Digidesign Mbox 2 Pro */
SND_BEBOB_DEV_ENTRY(VEN_DIGIDESIGN, 0x0000a9, &spec_normal),
+ // Toneweal FW66.
+ SND_BEBOB_DEV_ENTRY(OUI_SHOUYO, 0x020002, &spec_normal),
/* IDs are unknown but able to be supported */
/* Apogee, Mini-ME Firewire */
/* Apogee, Mini-DAC Firewire */
diff --git a/sound/firewire/oxfw/oxfw.c b/sound/firewire/oxfw/oxfw.c
index 6184a7c8f2b3..bebb2b8296cb 100644
--- a/sound/firewire/oxfw/oxfw.c
+++ b/sound/firewire/oxfw/oxfw.c
@@ -350,7 +350,7 @@ static const struct ieee1394_device_id oxfw_id_table[] = {
* Onyx-i series (former models): 0x081216
* Mackie Onyx Satellite: 0x00200f
* Tapco LINK.firewire 4x6: 0x000460
- * d.4 pro: Unknown
+ * d.2 pro/d.4 pro (built-in card): Unknown
* U.420: Unknown
* U.420d: Unknown
*/
diff --git a/sound/isa/cmi8330.c b/sound/isa/cmi8330.c
index bb7d4940ac25..281ecd0eea48 100644
--- a/sound/isa/cmi8330.c
+++ b/sound/isa/cmi8330.c
@@ -549,7 +549,7 @@ static int snd_cmi8330_probe(struct snd_card *card, int dev)
}
if (acard->sb->hardware != SB_HW_16) {
snd_printk(KERN_ERR PFX "SB16 not found during probe\n");
- return err;
+ return -ENODEV;
}

snd_wss_out(acard->wss, CS4231_MISC_INFO, 0x40); /* switch on MODE2 */
diff --git a/sound/isa/sb/sb16_csp.c b/sound/isa/sb/sb16_csp.c
index 69960cf1bb51..ef1289cc78a4 100644
--- a/sound/isa/sb/sb16_csp.c
+++ b/sound/isa/sb/sb16_csp.c
@@ -1072,10 +1072,14 @@ static void snd_sb_qsound_destroy(struct snd_sb_csp * p)
card = p->chip->card;

down_write(&card->controls_rwsem);
- if (p->qsound_switch)
+ if (p->qsound_switch) {
snd_ctl_remove(card, p->qsound_switch);
- if (p->qsound_space)
+ p->qsound_switch = NULL;
+ }
+ if (p->qsound_space) {
snd_ctl_remove(card, p->qsound_space);
+ p->qsound_space = NULL;
+ }
up_write(&card->controls_rwsem);

/* cancel pending transfer of QSound parameters */
diff --git a/sound/pci/hda/hda_tegra.c b/sound/pci/hda/hda_tegra.c
index e378cb33c69d..2971b34c87c1 100644
--- a/sound/pci/hda/hda_tegra.c
+++ b/sound/pci/hda/hda_tegra.c
@@ -292,6 +292,9 @@ static int hda_tegra_first_init(struct azx *chip, struct platform_device *pdev)
const char *sname, *drv_name = "tegra-hda";
struct device_node *np = pdev->dev.of_node;

+ if (irq_id < 0)
+ return irq_id;
+
err = hda_tegra_init_chip(chip, pdev);
if (err)
return err;
diff --git a/sound/ppc/powermac.c b/sound/ppc/powermac.c
index 96ef55082bf9..b135d114ce89 100644
--- a/sound/ppc/powermac.c
+++ b/sound/ppc/powermac.c
@@ -77,7 +77,11 @@ static int snd_pmac_probe(struct platform_device *devptr)
sprintf(card->shortname, "PowerMac %s", name_ext);
sprintf(card->longname, "%s (Dev %d) Sub-frame %d",
card->shortname, chip->device_id, chip->subframe);
- if ( snd_pmac_tumbler_init(chip) < 0 || snd_pmac_tumbler_post_init() < 0)
+ err = snd_pmac_tumbler_init(chip);
+ if (err < 0)
+ goto __error;
+ err = snd_pmac_tumbler_post_init();
+ if (err < 0)
goto __error;
break;
case PMAC_AWACS:
diff --git a/sound/soc/img/img-i2s-in.c b/sound/soc/img/img-i2s-in.c
index bb668551dd4b..243f916355ee 100644
--- a/sound/soc/img/img-i2s-in.c
+++ b/sound/soc/img/img-i2s-in.c
@@ -464,7 +464,7 @@ static int img_i2s_in_probe(struct platform_device *pdev)
if (ret)
goto err_pm_disable;
}
- ret = pm_runtime_get_sync(&pdev->dev);
+ ret = pm_runtime_resume_and_get(&pdev->dev);
if (ret < 0)
goto err_suspend;

diff --git a/sound/soc/intel/boards/kbl_da7219_max98357a.c b/sound/soc/intel/boards/kbl_da7219_max98357a.c
index 537a88932bb6..69362eae65be 100644
--- a/sound/soc/intel/boards/kbl_da7219_max98357a.c
+++ b/sound/soc/intel/boards/kbl_da7219_max98357a.c
@@ -607,7 +607,7 @@ static int kabylake_audio_probe(struct platform_device *pdev)

static const struct platform_device_id kbl_board_ids[] = {
{
- .name = "kbl_da7219_max98357a",
+ .name = "kbl_da7219_mx98357a",
.driver_data =
(kernel_ulong_t)&kabylake_audio_card_da7219_m98357a,
},
@@ -629,4 +629,4 @@ module_platform_driver(kabylake_audio)
MODULE_DESCRIPTION("Audio Machine driver-DA7219 & MAX98357A in I2S mode");
MODULE_AUTHOR("Naveen Manohar <naveen.m@intel.com>");
MODULE_LICENSE("GPL v2");
-MODULE_ALIAS("platform:kbl_da7219_max98357a");
+MODULE_ALIAS("platform:kbl_da7219_mx98357a");
diff --git a/sound/soc/intel/common/soc-acpi-intel-kbl-match.c b/sound/soc/intel/common/soc-acpi-intel-kbl-match.c
index e200baa11011..df7f82e55a5a 100644
--- a/sound/soc/intel/common/soc-acpi-intel-kbl-match.c
+++ b/sound/soc/intel/common/soc-acpi-intel-kbl-match.c
@@ -113,7 +113,7 @@ struct snd_soc_acpi_mach snd_soc_acpi_intel_kbl_machines[] = {
},
{
.id = "DLGS7219",
- .drv_name = "kbl_da7219_max98373",
+ .drv_name = "kbl_da7219_mx98373",
.fw_filename = "intel/dsp_fw_kbl.bin",
.machine_quirk = snd_soc_acpi_codec_list,
.quirk_data = &kbl_7219_98373_codecs,
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index 9df20768a8f2..c0e03cc8ea82 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -3178,7 +3178,7 @@ int snd_soc_of_parse_audio_routing(struct snd_soc_card *card,
if (!routes) {
dev_err(card->dev,
"ASoC: Could not allocate DAPM route table\n");
- return -EINVAL;
+ return -ENOMEM;
}

for (i = 0; i < num_routes; i++) {
diff --git a/sound/usb/mixer_scarlett_gen2.c b/sound/usb/mixer_scarlett_gen2.c
index 54bcf1c14bc2..ab7abe360fcf 100644
--- a/sound/usb/mixer_scarlett_gen2.c
+++ b/sound/usb/mixer_scarlett_gen2.c
@@ -254,10 +254,10 @@ static const struct scarlett2_device_info s6i6_gen2_info = {
.pad_input_count = 2,

.line_out_descrs = {
- "Monitor L",
- "Monitor R",
- "Headphones L",
- "Headphones R",
+ "Headphones 1 L",
+ "Headphones 1 R",
+ "Headphones 2 L",
+ "Headphones 2 R",
},

.ports = {
@@ -356,7 +356,7 @@ static const struct scarlett2_device_info s18i8_gen2_info = {
},
[SCARLETT2_PORT_TYPE_PCM] = {
.id = 0x600,
- .num = { 20, 18, 18, 14, 10 },
+ .num = { 8, 18, 18, 14, 10 },
.src_descr = "PCM %d",
.src_num_offset = 1,
.dst_descr = "PCM %02d Capture"
@@ -1033,11 +1033,10 @@ static int scarlett2_master_volume_ctl_get(struct snd_kcontrol *kctl,
struct usb_mixer_interface *mixer = elem->head.mixer;
struct scarlett2_mixer_data *private = mixer->private_data;

- if (private->vol_updated) {
- mutex_lock(&private->data_mutex);
+ mutex_lock(&private->data_mutex);
+ if (private->vol_updated)
scarlett2_update_volumes(mixer);
- mutex_unlock(&private->data_mutex);
- }
+ mutex_unlock(&private->data_mutex);

ucontrol->value.integer.value[0] = private->master_vol;
return 0;
@@ -1051,11 +1050,10 @@ static int scarlett2_volume_ctl_get(struct snd_kcontrol *kctl,
struct scarlett2_mixer_data *private = mixer->private_data;
int index = elem->control;

- if (private->vol_updated) {
- mutex_lock(&private->data_mutex);
+ mutex_lock(&private->data_mutex);
+ if (private->vol_updated)
scarlett2_update_volumes(mixer);
- mutex_unlock(&private->data_mutex);
- }
+ mutex_unlock(&private->data_mutex);

ucontrol->value.integer.value[0] = private->vol[index];
return 0;
@@ -1186,6 +1184,8 @@ static int scarlett2_sw_hw_enum_ctl_put(struct snd_kcontrol *kctl,
/* Send SW/HW switch change to the device */
err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_SW_HW_SWITCH,
index, val);
+ if (err == 0)
+ err = 1;

unlock:
mutex_unlock(&private->data_mutex);
@@ -1246,6 +1246,8 @@ static int scarlett2_level_enum_ctl_put(struct snd_kcontrol *kctl,
/* Send switch change to the device */
err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_LEVEL_SWITCH,
index, val);
+ if (err == 0)
+ err = 1;

unlock:
mutex_unlock(&private->data_mutex);
@@ -1296,6 +1298,8 @@ static int scarlett2_pad_ctl_put(struct snd_kcontrol *kctl,
/* Send switch change to the device */
err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_PAD_SWITCH,
index, val);
+ if (err == 0)
+ err = 1;

unlock:
mutex_unlock(&private->data_mutex);
@@ -1319,11 +1323,10 @@ static int scarlett2_button_ctl_get(struct snd_kcontrol *kctl,
struct usb_mixer_interface *mixer = elem->head.mixer;
struct scarlett2_mixer_data *private = mixer->private_data;

- if (private->vol_updated) {
- mutex_lock(&private->data_mutex);
+ mutex_lock(&private->data_mutex);
+ if (private->vol_updated)
scarlett2_update_volumes(mixer);
- mutex_unlock(&private->data_mutex);
- }
+ mutex_unlock(&private->data_mutex);

ucontrol->value.enumerated.item[0] = private->buttons[elem->control];
return 0;
@@ -1352,6 +1355,8 @@ static int scarlett2_button_ctl_put(struct snd_kcontrol *kctl,
/* Send switch change to the device */
err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_BUTTONS,
index, val);
+ if (err == 0)
+ err = 1;

unlock:
mutex_unlock(&private->data_mutex);
diff --git a/sound/usb/usx2y/usb_stream.c b/sound/usb/usx2y/usb_stream.c
index 091c071b270a..cff684942c4f 100644
--- a/sound/usb/usx2y/usb_stream.c
+++ b/sound/usb/usx2y/usb_stream.c
@@ -142,8 +142,11 @@ void usb_stream_free(struct usb_stream_kernel *sk)
if (!s)
return;

- free_pages_exact(sk->write_page, s->write_size);
- sk->write_page = NULL;
+ if (sk->write_page) {
+ free_pages_exact(sk->write_page, s->write_size);
+ sk->write_page = NULL;
+ }
+
free_pages_exact(s, s->read_size);
sk->s = NULL;
}
diff --git a/tools/testing/selftests/powerpc/pmu/ebb/no_handler_test.c b/tools/testing/selftests/powerpc/pmu/ebb/no_handler_test.c
index fc5bf4870d8e..01e827c31169 100644
--- a/tools/testing/selftests/powerpc/pmu/ebb/no_handler_test.c
+++ b/tools/testing/selftests/powerpc/pmu/ebb/no_handler_test.c
@@ -50,8 +50,6 @@ static int no_handler_test(void)

event_close(&event);

- dump_ebb_state();
-
/* The real test is that we never took an EBB at 0x0 */

return 0;
diff --git a/tools/testing/selftests/timers/rtcpie.c b/tools/testing/selftests/timers/rtcpie.c
index 47b5bad1b393..4ef2184f1558 100644
--- a/tools/testing/selftests/timers/rtcpie.c
+++ b/tools/testing/selftests/timers/rtcpie.c
@@ -18,6 +18,8 @@
#include <stdlib.h>
#include <errno.h>

+#include "../kselftest.h"
+
/*
* This expects the new RTC class driver framework, working with
* clocks that will often not be clones of what the PC-AT had.
@@ -35,8 +37,14 @@ int main(int argc, char **argv)
switch (argc) {
case 2:
rtc = argv[1];
- /* FALLTHROUGH */
+ break;
case 1:
+ fd = open(default_rtc, O_RDONLY);
+ if (fd == -1) {
+ printf("Default RTC %s does not exist. Test Skipped!\n", default_rtc);
+ exit(KSFT_SKIP);
+ }
+ close(fd);
break;
default:
fprintf(stderr, "usage: rtctest [rtcdev] [d]\n");
diff --git a/virt/kvm/coalesced_mmio.c b/virt/kvm/coalesced_mmio.c
index 6b870e4b9b97..8d606997c299 100644
--- a/virt/kvm/coalesced_mmio.c
+++ b/virt/kvm/coalesced_mmio.c
@@ -190,7 +190,6 @@ int kvm_vm_ioctl_unregister_coalesced_mmio(struct kvm *kvm,
coalesced_mmio_in_range(dev, zone->addr, zone->size)) {
r = kvm_io_bus_unregister_dev(kvm,
zone->pio ? KVM_PIO_BUS : KVM_MMIO_BUS, &dev->dev);
- kvm_iodevice_destructor(&dev->dev);

/*
* On failure, unregister destroys all devices on the
@@ -200,6 +199,7 @@ int kvm_vm_ioctl_unregister_coalesced_mmio(struct kvm *kvm,
*/
if (r)
break;
+ kvm_iodevice_destructor(&dev->dev);
}
}

\
 
 \ /
  Last update: 2021-07-20 16:42    [W:0.107 / U:0.128 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site