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SubjectRe: Linux 4.14.228
Date
diff --git a/Makefile b/Makefile
index 60506b154d53..b30a6e708d5e 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 4
PATCHLEVEL = 14
-SUBLEVEL = 227
+SUBLEVEL = 228
EXTRAVERSION =
NAME = Petit Gorille

diff --git a/arch/arm/boot/dts/at91-sama5d27_som1.dtsi b/arch/arm/boot/dts/at91-sama5d27_som1.dtsi
index cf0087b4c9e1..ea02a51c71e2 100644
--- a/arch/arm/boot/dts/at91-sama5d27_som1.dtsi
+++ b/arch/arm/boot/dts/at91-sama5d27_som1.dtsi
@@ -67,8 +67,8 @@
pinctrl-0 = <&pinctrl_macb0_default>;
phy-mode = "rmii";

- ethernet-phy@0 {
- reg = <0x0>;
+ ethernet-phy@7 {
+ reg = <0x7>;
interrupt-parent = <&pioA>;
interrupts = <PIN_PD31 IRQ_TYPE_LEVEL_LOW>;
pinctrl-names = "default";
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1012a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1012a.dtsi
index df83915d6ea6..2bdd787190c9 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1012a.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1012a.dtsi
@@ -164,6 +164,7 @@
ranges = <0x0 0x00 0x1700000 0x100000>;
reg = <0x00 0x1700000 0x0 0x100000>;
interrupts = <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>;
+ dma-coherent;

sec_jr0: jr@10000 {
compatible = "fsl,sec-v5.4-job-ring",
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi
index d16b9cc1e825..990b576b2b7b 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi
@@ -219,6 +219,7 @@
ranges = <0x0 0x00 0x1700000 0x100000>;
reg = <0x00 0x1700000 0x0 0x100000>;
interrupts = <0 75 0x4>;
+ dma-coherent;

sec_jr0: jr@10000 {
compatible = "fsl,sec-v5.4-job-ring",
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi
index cb49d21e317c..24bee3b7f3ee 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi
@@ -244,6 +244,7 @@
ranges = <0x0 0x00 0x1700000 0x100000>;
reg = <0x00 0x1700000 0x0 0x100000>;
interrupts = <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>;
+ dma-coherent;

sec_jr0: jr@10000 {
compatible = "fsl,sec-v5.4-job-ring",
diff --git a/arch/arm64/kernel/crash_dump.c b/arch/arm64/kernel/crash_dump.c
index f46d57c31443..76905a258550 100644
--- a/arch/arm64/kernel/crash_dump.c
+++ b/arch/arm64/kernel/crash_dump.c
@@ -67,5 +67,7 @@ ssize_t copy_oldmem_page(unsigned long pfn, char *buf,
ssize_t elfcorehdr_read(char *buf, size_t count, u64 *ppos)
{
memcpy(buf, phys_to_virt((phys_addr_t)*ppos), count);
+ *ppos += count;
+
return count;
}
diff --git a/arch/ia64/include/asm/syscall.h b/arch/ia64/include/asm/syscall.h
index 1d0b875fec44..ec909eec0b4c 100644
--- a/arch/ia64/include/asm/syscall.h
+++ b/arch/ia64/include/asm/syscall.h
@@ -35,7 +35,7 @@ static inline void syscall_rollback(struct task_struct *task,
static inline long syscall_get_error(struct task_struct *task,
struct pt_regs *regs)
{
- return regs->r10 == -1 ? regs->r8:0;
+ return regs->r10 == -1 ? -regs->r8:0;
}

static inline long syscall_get_return_value(struct task_struct *task,
diff --git a/arch/ia64/kernel/ptrace.c b/arch/ia64/kernel/ptrace.c
index 427cd565fd61..799400287cda 100644
--- a/arch/ia64/kernel/ptrace.c
+++ b/arch/ia64/kernel/ptrace.c
@@ -2147,27 +2147,39 @@ static void syscall_get_set_args_cb(struct unw_frame_info *info, void *data)
{
struct syscall_get_set_args *args = data;
struct pt_regs *pt = args->regs;
- unsigned long *krbs, cfm, ndirty;
+ unsigned long *krbs, cfm, ndirty, nlocals, nouts;
int i, count;

if (unw_unwind_to_user(info) < 0)
return;

+ /*
+ * We get here via a few paths:
+ * - break instruction: cfm is shared with caller.
+ * syscall args are in out= regs, locals are non-empty.
+ * - epsinstruction: cfm is set by br.call
+ * locals don't exist.
+ *
+ * For both cases argguments are reachable in cfm.sof - cfm.sol.
+ * CFM: [ ... | sor: 17..14 | sol : 13..7 | sof : 6..0 ]
+ */
cfm = pt->cr_ifs;
+ nlocals = (cfm >> 7) & 0x7f; /* aka sol */
+ nouts = (cfm & 0x7f) - nlocals; /* aka sof - sol */
krbs = (unsigned long *)info->task + IA64_RBS_OFFSET/8;
ndirty = ia64_rse_num_regs(krbs, krbs + (pt->loadrs >> 19));

count = 0;
if (in_syscall(pt))
- count = min_t(int, args->n, cfm & 0x7f);
+ count = min_t(int, args->n, nouts);

+ /* Iterate over outs. */
for (i = 0; i < count; i++) {
+ int j = ndirty + nlocals + i + args->i;
if (args->rw)
- *ia64_rse_skip_regs(krbs, ndirty + i + args->i) =
- args->args[i];
+ *ia64_rse_skip_regs(krbs, j) = args->args[i];
else
- args->args[i] = *ia64_rse_skip_regs(krbs,
- ndirty + i + args->i);
+ args->args[i] = *ia64_rse_skip_regs(krbs, j);
}

if (!args->rw) {
diff --git a/arch/powerpc/include/asm/dcr-native.h b/arch/powerpc/include/asm/dcr-native.h
index 4a2beef74277..86fdda16bb73 100644
--- a/arch/powerpc/include/asm/dcr-native.h
+++ b/arch/powerpc/include/asm/dcr-native.h
@@ -65,8 +65,8 @@ static inline void mtdcrx(unsigned int reg, unsigned int val)
#define mfdcr(rn) \
({unsigned int rval; \
if (__builtin_constant_p(rn) && rn < 1024) \
- asm volatile("mfdcr %0," __stringify(rn) \
- : "=r" (rval)); \
+ asm volatile("mfdcr %0, %1" : "=r" (rval) \
+ : "n" (rn)); \
else if (likely(cpu_has_feature(CPU_FTR_INDEXED_DCR))) \
rval = mfdcrx(rn); \
else \
@@ -76,8 +76,8 @@ static inline void mtdcrx(unsigned int reg, unsigned int val)
#define mtdcr(rn, v) \
do { \
if (__builtin_constant_p(rn) && rn < 1024) \
- asm volatile("mtdcr " __stringify(rn) ",%0" \
- : : "r" (v)); \
+ asm volatile("mtdcr %0, %1" \
+ : : "n" (rn), "r" (v)); \
else if (likely(cpu_has_feature(CPU_FTR_INDEXED_DCR))) \
mtdcrx(rn, v); \
else \
diff --git a/arch/sparc/kernel/traps_64.c b/arch/sparc/kernel/traps_64.c
index 0a56dc257cb9..6ab9b87dbca8 100644
--- a/arch/sparc/kernel/traps_64.c
+++ b/arch/sparc/kernel/traps_64.c
@@ -290,14 +290,13 @@ bool is_no_fault_exception(struct pt_regs *regs)
asi = (regs->tstate >> 24); /* saved %asi */
else
asi = (insn >> 5); /* immediate asi */
- if ((asi & 0xf2) == ASI_PNF) {
- if (insn & 0x1000000) { /* op3[5:4]=3 */
- handle_ldf_stq(insn, regs);
- return true;
- } else if (insn & 0x200000) { /* op3[2], stores */
+ if ((asi & 0xf6) == ASI_PNF) {
+ if (insn & 0x200000) /* op3[2], stores */
return false;
- }
- handle_ld_nf(insn, regs);
+ if (insn & 0x1000000) /* op3[5:4]=3 (fp) */
+ handle_ldf_stq(insn, regs);
+ else
+ handle_ld_nf(insn, regs);
return true;
}
}
diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h
index e6b10aad55d5..6ac1c6b04199 100644
--- a/drivers/acpi/internal.h
+++ b/drivers/acpi/internal.h
@@ -18,6 +18,8 @@
#ifndef _ACPI_INTERNAL_H_
#define _ACPI_INTERNAL_H_

+#include <linux/idr.h>
+
#define PREFIX "ACPI: "

int early_acpi_osi_init(void);
@@ -97,9 +99,11 @@ void acpi_scan_table_handler(u32 event, void *table, void *context);

extern struct list_head acpi_bus_id_list;

+#define ACPI_MAX_DEVICE_INSTANCES 4096
+
struct acpi_device_bus_id {
const char *bus_id;
- unsigned int instance_no;
+ struct ida instance_ida;
struct list_head node;
};

diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index bd58f0743cfc..57a213466721 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -481,9 +481,8 @@ static void acpi_device_del(struct acpi_device *device)
list_for_each_entry(acpi_device_bus_id, &acpi_bus_id_list, node)
if (!strcmp(acpi_device_bus_id->bus_id,
acpi_device_hid(device))) {
- if (acpi_device_bus_id->instance_no > 0)
- acpi_device_bus_id->instance_no--;
- else {
+ ida_simple_remove(&acpi_device_bus_id->instance_ida, device->pnp.instance_no);
+ if (ida_is_empty(&acpi_device_bus_id->instance_ida)) {
list_del(&acpi_device_bus_id->node);
kfree_const(acpi_device_bus_id->bus_id);
kfree(acpi_device_bus_id);
@@ -622,12 +621,38 @@ void acpi_bus_put_acpi_device(struct acpi_device *adev)
put_device(&adev->dev);
}

+static struct acpi_device_bus_id *acpi_device_bus_id_match(const char *dev_id)
+{
+ struct acpi_device_bus_id *acpi_device_bus_id;
+
+ /* Find suitable bus_id and instance number in acpi_bus_id_list. */
+ list_for_each_entry(acpi_device_bus_id, &acpi_bus_id_list, node) {
+ if (!strcmp(acpi_device_bus_id->bus_id, dev_id))
+ return acpi_device_bus_id;
+ }
+ return NULL;
+}
+
+static int acpi_device_set_name(struct acpi_device *device,
+ struct acpi_device_bus_id *acpi_device_bus_id)
+{
+ struct ida *instance_ida = &acpi_device_bus_id->instance_ida;
+ int result;
+
+ result = ida_simple_get(instance_ida, 0, ACPI_MAX_DEVICE_INSTANCES, GFP_KERNEL);
+ if (result < 0)
+ return result;
+
+ device->pnp.instance_no = result;
+ dev_set_name(&device->dev, "%s:%02x", acpi_device_bus_id->bus_id, result);
+ return 0;
+}
+
int acpi_device_add(struct acpi_device *device,
void (*release)(struct device *))
{
+ struct acpi_device_bus_id *acpi_device_bus_id;
int result;
- struct acpi_device_bus_id *acpi_device_bus_id, *new_bus_id;
- int found = 0;

if (device->handle) {
acpi_status status;
@@ -653,41 +678,38 @@ int acpi_device_add(struct acpi_device *device,
INIT_LIST_HEAD(&device->del_list);
mutex_init(&device->physical_node_lock);

- new_bus_id = kzalloc(sizeof(struct acpi_device_bus_id), GFP_KERNEL);
- if (!new_bus_id) {
- pr_err(PREFIX "Memory allocation error\n");
- result = -ENOMEM;
- goto err_detach;
- }
-
mutex_lock(&acpi_device_lock);
- /*
- * Find suitable bus_id and instance number in acpi_bus_id_list
- * If failed, create one and link it into acpi_bus_id_list
- */
- list_for_each_entry(acpi_device_bus_id, &acpi_bus_id_list, node) {
- if (!strcmp(acpi_device_bus_id->bus_id,
- acpi_device_hid(device))) {
- acpi_device_bus_id->instance_no++;
- found = 1;
- kfree(new_bus_id);
- break;
+
+ acpi_device_bus_id = acpi_device_bus_id_match(acpi_device_hid(device));
+ if (acpi_device_bus_id) {
+ result = acpi_device_set_name(device, acpi_device_bus_id);
+ if (result)
+ goto err_unlock;
+ } else {
+ acpi_device_bus_id = kzalloc(sizeof(*acpi_device_bus_id),
+ GFP_KERNEL);
+ if (!acpi_device_bus_id) {
+ result = -ENOMEM;
+ goto err_unlock;
}
- }
- if (!found) {
- acpi_device_bus_id = new_bus_id;
acpi_device_bus_id->bus_id =
kstrdup_const(acpi_device_hid(device), GFP_KERNEL);
if (!acpi_device_bus_id->bus_id) {
- pr_err(PREFIX "Memory allocation error for bus id\n");
+ kfree(acpi_device_bus_id);
result = -ENOMEM;
- goto err_free_new_bus_id;
+ goto err_unlock;
+ }
+
+ ida_init(&acpi_device_bus_id->instance_ida);
+
+ result = acpi_device_set_name(device, acpi_device_bus_id);
+ if (result) {
+ kfree(acpi_device_bus_id);
+ goto err_unlock;
}

- acpi_device_bus_id->instance_no = 0;
list_add_tail(&acpi_device_bus_id->node, &acpi_bus_id_list);
}
- dev_set_name(&device->dev, "%s:%02x", acpi_device_bus_id->bus_id, acpi_device_bus_id->instance_no);

if (device->parent)
list_add_tail(&device->node, &device->parent->children);
@@ -719,13 +741,9 @@ int acpi_device_add(struct acpi_device *device,
list_del(&device->node);
list_del(&device->wakeup_list);

- err_free_new_bus_id:
- if (!found)
- kfree(new_bus_id);
-
+ err_unlock:
mutex_unlock(&acpi_device_lock);

- err_detach:
acpi_detach_data(device->handle, acpi_scan_drop_device);
return result;
}
diff --git a/drivers/atm/eni.c b/drivers/atm/eni.c
index ba549d945479..ffe519663687 100644
--- a/drivers/atm/eni.c
+++ b/drivers/atm/eni.c
@@ -2279,7 +2279,8 @@ static int eni_init_one(struct pci_dev *pci_dev,
return rc;

err_eni_release:
- eni_do_release(dev);
+ dev->phy = NULL;
+ iounmap(ENI_DEV(dev)->ioaddr);
err_unregister:
atm_dev_deregister(dev);
err_free_consistent:
diff --git a/drivers/atm/idt77105.c b/drivers/atm/idt77105.c
index 082aa02abc57..be3ba90b76b9 100644
--- a/drivers/atm/idt77105.c
+++ b/drivers/atm/idt77105.c
@@ -261,7 +261,7 @@ static int idt77105_start(struct atm_dev *dev)
{
unsigned long flags;

- if (!(dev->dev_data = kmalloc(sizeof(struct idt77105_priv),GFP_KERNEL)))
+ if (!(dev->phy_data = kmalloc(sizeof(struct idt77105_priv),GFP_KERNEL)))
return -ENOMEM;
PRIV(dev)->dev = dev;
spin_lock_irqsave(&idt77105_priv_lock, flags);
@@ -338,7 +338,7 @@ static int idt77105_stop(struct atm_dev *dev)
else
idt77105_all = walk->next;
dev->phy = NULL;
- dev->dev_data = NULL;
+ dev->phy_data = NULL;
kfree(walk);
break;
}
diff --git a/drivers/atm/lanai.c b/drivers/atm/lanai.c
index 2351dad78ff5..60e5e496bd3b 100644
--- a/drivers/atm/lanai.c
+++ b/drivers/atm/lanai.c
@@ -2240,6 +2240,7 @@ static int lanai_dev_open(struct atm_dev *atmdev)
conf1_write(lanai);
#endif
iounmap(lanai->base);
+ lanai->base = NULL;
error_pci:
pci_disable_device(lanai->pci);
error:
@@ -2252,6 +2253,8 @@ static int lanai_dev_open(struct atm_dev *atmdev)
static void lanai_dev_close(struct atm_dev *atmdev)
{
struct lanai_dev *lanai = (struct lanai_dev *) atmdev->dev_data;
+ if (lanai->base==NULL)
+ return;
printk(KERN_INFO DEV_LABEL "(itf %d): shutting down interface\n",
lanai->number);
lanai_timed_poll_stop(lanai);
@@ -2561,7 +2564,7 @@ static int lanai_init_one(struct pci_dev *pci,
struct atm_dev *atmdev;
int result;

- lanai = kmalloc(sizeof(*lanai), GFP_KERNEL);
+ lanai = kzalloc(sizeof(*lanai), GFP_KERNEL);
if (lanai == NULL) {
printk(KERN_ERR DEV_LABEL
": couldn't allocate dev_data structure!\n");
diff --git a/drivers/atm/uPD98402.c b/drivers/atm/uPD98402.c
index 4fa13a807873..cf517fd148ea 100644
--- a/drivers/atm/uPD98402.c
+++ b/drivers/atm/uPD98402.c
@@ -210,7 +210,7 @@ static void uPD98402_int(struct atm_dev *dev)
static int uPD98402_start(struct atm_dev *dev)
{
DPRINTK("phy_start\n");
- if (!(dev->dev_data = kmalloc(sizeof(struct uPD98402_priv),GFP_KERNEL)))
+ if (!(dev->phy_data = kmalloc(sizeof(struct uPD98402_priv),GFP_KERNEL)))
return -ENOMEM;
spin_lock_init(&PRIV(dev)->lock);
memset(&PRIV(dev)->sonet_stats,0,sizeof(struct k_sonet_stats));
diff --git a/drivers/block/xen-blkback/blkback.c b/drivers/block/xen-blkback/blkback.c
index a703f365b5b1..ec292aa62046 100644
--- a/drivers/block/xen-blkback/blkback.c
+++ b/drivers/block/xen-blkback/blkback.c
@@ -937,7 +937,7 @@ static int xen_blkbk_map(struct xen_blkif_ring *ring,
out:
for (i = last_map; i < num; i++) {
/* Don't zap current batch's valid persistent grants. */
- if(i >= last_map + segs_to_map)
+ if(i >= map_until)
pages[i]->persistent_gnt = NULL;
pages[i]->handle = BLKBACK_INVALID_HANDLE;
}
diff --git a/drivers/bus/omap_l3_noc.c b/drivers/bus/omap_l3_noc.c
index 5012e3ad1225..624f74d03a83 100644
--- a/drivers/bus/omap_l3_noc.c
+++ b/drivers/bus/omap_l3_noc.c
@@ -285,7 +285,7 @@ static int omap_l3_probe(struct platform_device *pdev)
*/
l3->debug_irq = platform_get_irq(pdev, 0);
ret = devm_request_irq(l3->dev, l3->debug_irq, l3_interrupt_handler,
- 0x0, "l3-dbg-irq", l3);
+ IRQF_NO_THREAD, "l3-dbg-irq", l3);
if (ret) {
dev_err(l3->dev, "request_irq failed for %d\n",
l3->debug_irq);
@@ -294,7 +294,7 @@ static int omap_l3_probe(struct platform_device *pdev)

l3->app_irq = platform_get_irq(pdev, 1);
ret = devm_request_irq(l3->dev, l3->app_irq, l3_interrupt_handler,
- 0x0, "l3-app-irq", l3);
+ IRQF_NO_THREAD, "l3-app-irq", l3);
if (ret)
dev_err(l3->dev, "request_irq failed for %d\n", l3->app_irq);

diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c
index 7c06f4541c5d..ab5de5196080 100644
--- a/drivers/gpio/gpiolib-acpi.c
+++ b/drivers/gpio/gpiolib-acpi.c
@@ -234,7 +234,7 @@ static void acpi_gpiochip_request_irq(struct acpi_gpio_chip *acpi_gpio,
int ret, value;

ret = request_threaded_irq(event->irq, NULL, event->handler,
- event->irqflags, "ACPI:Event", event);
+ event->irqflags | IRQF_ONESHOT, "ACPI:Event", event);
if (ret) {
dev_err(acpi_gpio->chip->parent,
"Failed to setup interrupt handler for %d\n",
diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig
index 83cb2a88c204..595d0c96ba89 100644
--- a/drivers/gpu/drm/Kconfig
+++ b/drivers/gpu/drm/Kconfig
@@ -156,6 +156,7 @@ source "drivers/gpu/drm/arm/Kconfig"
config DRM_RADEON
tristate "ATI Radeon"
depends on DRM && PCI && MMU
+ depends on AGP || !AGP
select FW_LOADER
select DRM_KMS_HELPER
select DRM_TTM
diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c
index c59240b566d8..3dad4687d3dd 100644
--- a/drivers/gpu/drm/msm/msm_drv.c
+++ b/drivers/gpu/drm/msm/msm_drv.c
@@ -1137,6 +1137,10 @@ static int msm_pdev_remove(struct platform_device *pdev)
static void msm_pdev_shutdown(struct platform_device *pdev)
{
struct drm_device *drm = platform_get_drvdata(pdev);
+ struct msm_drm_private *priv = drm ? drm->dev_private : NULL;
+
+ if (!priv || !priv->kms)
+ return;

drm_atomic_helper_shutdown(drm);
}
diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c
index 5aa545f9a423..72e2031993fb 100644
--- a/drivers/infiniband/hw/cxgb4/cm.c
+++ b/drivers/infiniband/hw/cxgb4/cm.c
@@ -3492,13 +3492,13 @@ int c4iw_destroy_listen(struct iw_cm_id *cm_id)
ep->com.local_addr.ss_family == AF_INET) {
err = cxgb4_remove_server_filter(
ep->com.dev->rdev.lldi.ports[0], ep->stid,
- ep->com.dev->rdev.lldi.rxq_ids[0], 0);
+ ep->com.dev->rdev.lldi.rxq_ids[0], false);
} else {
struct sockaddr_in6 *sin6;
c4iw_init_wr_wait(&ep->com.wr_wait);
err = cxgb4_remove_server(
ep->com.dev->rdev.lldi.ports[0], ep->stid,
- ep->com.dev->rdev.lldi.rxq_ids[0], 0);
+ ep->com.dev->rdev.lldi.rxq_ids[0], true);
if (err)
goto done;
err = c4iw_wait_for_reply(&ep->com.dev->rdev, &ep->com.wr_wait,
diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c
index 469453e106d1..2f020401d5ba 100644
--- a/drivers/md/dm-ioctl.c
+++ b/drivers/md/dm-ioctl.c
@@ -529,7 +529,7 @@ static int list_devices(struct file *filp, struct dm_ioctl *param, size_t param_
* Grab our output buffer.
*/
nl = orig_nl = get_result_buffer(param, param_size, &len);
- if (len < needed) {
+ if (len < needed || len < sizeof(nl->dev)) {
param->flags |= DM_BUFFER_FULL_FLAG;
goto out;
}
diff --git a/drivers/net/can/c_can/c_can.c b/drivers/net/can/c_can/c_can.c
index 24c6015f6c92..2278c5fff5c6 100644
--- a/drivers/net/can/c_can/c_can.c
+++ b/drivers/net/can/c_can/c_can.c
@@ -212,18 +212,6 @@ static const struct can_bittiming_const c_can_bittiming_const = {
.brp_inc = 1,
};

-static inline void c_can_pm_runtime_enable(const struct c_can_priv *priv)
-{
- if (priv->device)
- pm_runtime_enable(priv->device);
-}
-
-static inline void c_can_pm_runtime_disable(const struct c_can_priv *priv)
-{
- if (priv->device)
- pm_runtime_disable(priv->device);
-}
-
static inline void c_can_pm_runtime_get_sync(const struct c_can_priv *priv)
{
if (priv->device)
@@ -1318,7 +1306,6 @@ static const struct net_device_ops c_can_netdev_ops = {

int register_c_can_dev(struct net_device *dev)
{
- struct c_can_priv *priv = netdev_priv(dev);
int err;

/* Deactivate pins to prevent DRA7 DCAN IP from being
@@ -1328,28 +1315,19 @@ int register_c_can_dev(struct net_device *dev)
*/
pinctrl_pm_select_sleep_state(dev->dev.parent);

- c_can_pm_runtime_enable(priv);
-
dev->flags |= IFF_ECHO; /* we support local echo */
dev->netdev_ops = &c_can_netdev_ops;

err = register_candev(dev);
- if (err)
- c_can_pm_runtime_disable(priv);
- else
+ if (!err)
devm_can_led_init(dev);
-
return err;
}
EXPORT_SYMBOL_GPL(register_c_can_dev);

void unregister_c_can_dev(struct net_device *dev)
{
- struct c_can_priv *priv = netdev_priv(dev);
-
unregister_candev(dev);
-
- c_can_pm_runtime_disable(priv);
}
EXPORT_SYMBOL_GPL(unregister_c_can_dev);

diff --git a/drivers/net/can/c_can/c_can_pci.c b/drivers/net/can/c_can/c_can_pci.c
index d065c0e2d18e..f3e0b2124a37 100644
--- a/drivers/net/can/c_can/c_can_pci.c
+++ b/drivers/net/can/c_can/c_can_pci.c
@@ -239,12 +239,13 @@ static void c_can_pci_remove(struct pci_dev *pdev)
{
struct net_device *dev = pci_get_drvdata(pdev);
struct c_can_priv *priv = netdev_priv(dev);
+ void __iomem *addr = priv->base;

unregister_c_can_dev(dev);

free_c_can_dev(dev);

- pci_iounmap(pdev, priv->base);
+ pci_iounmap(pdev, addr);
pci_disable_msi(pdev);
pci_clear_master(pdev);
pci_release_regions(pdev);
diff --git a/drivers/net/can/c_can/c_can_platform.c b/drivers/net/can/c_can/c_can_platform.c
index b5145a7f874c..f2b0408ce87d 100644
--- a/drivers/net/can/c_can/c_can_platform.c
+++ b/drivers/net/can/c_can/c_can_platform.c
@@ -29,6 +29,7 @@
#include <linux/list.h>
#include <linux/io.h>
#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
#include <linux/clk.h>
#include <linux/of.h>
#include <linux/of_device.h>
@@ -385,6 +386,7 @@ static int c_can_plat_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, dev);
SET_NETDEV_DEV(dev, &pdev->dev);

+ pm_runtime_enable(priv->device);
ret = register_c_can_dev(dev);
if (ret) {
dev_err(&pdev->dev, "registering %s failed (err=%d)\n",
@@ -397,6 +399,7 @@ static int c_can_plat_probe(struct platform_device *pdev)
return 0;

exit_free_device:
+ pm_runtime_disable(priv->device);
free_c_can_dev(dev);
exit:
dev_err(&pdev->dev, "probe failed\n");
@@ -407,9 +410,10 @@ static int c_can_plat_probe(struct platform_device *pdev)
static int c_can_plat_remove(struct platform_device *pdev)
{
struct net_device *dev = platform_get_drvdata(pdev);
+ struct c_can_priv *priv = netdev_priv(dev);

unregister_c_can_dev(dev);
-
+ pm_runtime_disable(priv->device);
free_c_can_dev(dev);

return 0;
diff --git a/drivers/net/can/dev.c b/drivers/net/can/dev.c
index 0ebee99a3e85..011faed515e7 100644
--- a/drivers/net/can/dev.c
+++ b/drivers/net/can/dev.c
@@ -1191,6 +1191,7 @@ static void can_dellink(struct net_device *dev, struct list_head *head)

static struct rtnl_link_ops can_link_ops __read_mostly = {
.kind = "can",
+ .netns_refund = true,
.maxtype = IFLA_CAN_MAX,
.policy = can_policy,
.setup = can_setup,
diff --git a/drivers/net/can/m_can/m_can.c b/drivers/net/can/m_can/m_can.c
index a3f2548c5548..8751bd3e5789 100644
--- a/drivers/net/can/m_can/m_can.c
+++ b/drivers/net/can/m_can/m_can.c
@@ -513,9 +513,6 @@ static int m_can_do_rx_poll(struct net_device *dev, int quota)
}

while ((rxfs & RXFS_FFL_MASK) && (quota > 0)) {
- if (rxfs & RXFS_RFL)
- netdev_warn(dev, "Rx FIFO 0 Message Lost\n");
-
m_can_read_fifo(dev, rxfs);

quota--;
diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c
index 7fc84ae562a2..11a72c4cbb92 100644
--- a/drivers/net/dsa/bcm_sf2.c
+++ b/drivers/net/dsa/bcm_sf2.c
@@ -613,8 +613,10 @@ static u32 bcm_sf2_sw_get_phy_flags(struct dsa_switch *ds, int port)
* in bits 15:8 and the patch level in bits 7:0 which is exactly what
* the REG_PHY_REVISION register layout is.
*/
-
- return priv->hw_params.gphy_rev;
+ if (priv->int_phy_mask & BIT(port))
+ return priv->hw_params.gphy_rev;
+ else
+ return 0;
}

static void bcm_sf2_sw_adjust_link(struct dsa_switch *ds, int port,
diff --git a/drivers/net/ethernet/faraday/ftgmac100.c b/drivers/net/ethernet/faraday/ftgmac100.c
index b28425f4cfac..f35c5dbe54ee 100644
--- a/drivers/net/ethernet/faraday/ftgmac100.c
+++ b/drivers/net/ethernet/faraday/ftgmac100.c
@@ -1328,6 +1328,7 @@ static int ftgmac100_poll(struct napi_struct *napi, int budget)
*/
if (unlikely(priv->need_mac_restart)) {
ftgmac100_start_hw(priv);
+ priv->need_mac_restart = false;

/* Re-enable "bad" interrupts */
iowrite32(FTGMAC100_INT_BAD,
diff --git a/drivers/net/ethernet/freescale/fec_ptp.c b/drivers/net/ethernet/freescale/fec_ptp.c
index 6ebad3fac81d..e63df6455fba 100644
--- a/drivers/net/ethernet/freescale/fec_ptp.c
+++ b/drivers/net/ethernet/freescale/fec_ptp.c
@@ -396,9 +396,16 @@ static int fec_ptp_gettime(struct ptp_clock_info *ptp, struct timespec64 *ts)
u64 ns;
unsigned long flags;

+ mutex_lock(&adapter->ptp_clk_mutex);
+ /* Check the ptp clock */
+ if (!adapter->ptp_clk_on) {
+ mutex_unlock(&adapter->ptp_clk_mutex);
+ return -EINVAL;
+ }
spin_lock_irqsave(&adapter->tmreg_lock, flags);
ns = timecounter_read(&adapter->tc);
spin_unlock_irqrestore(&adapter->tmreg_lock, flags);
+ mutex_unlock(&adapter->ptp_clk_mutex);

*ts = ns_to_timespec64(ns);

diff --git a/drivers/net/ethernet/hisilicon/hns/hns_enet.c b/drivers/net/ethernet/hisilicon/hns/hns_enet.c
index af832929ae28..5ddc09e9b5a6 100644
--- a/drivers/net/ethernet/hisilicon/hns/hns_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns/hns_enet.c
@@ -1812,8 +1812,10 @@ static int hns_nic_clear_all_rx_fetch(struct net_device *ndev)
for (j = 0; j < fetch_num; j++) {
/* alloc one skb and init */
skb = hns_assemble_skb(ndev);
- if (!skb)
+ if (!skb) {
+ ret = -ENOMEM;
goto out;
+ }
rd = &tx_ring_data(priv, skb->queue_mapping);
hns_nic_net_xmit_hw(ndev, skb, rd);

diff --git a/drivers/net/ethernet/intel/e1000e/82571.c b/drivers/net/ethernet/intel/e1000e/82571.c
index 6b03c8553e59..65deaf8f3004 100644
--- a/drivers/net/ethernet/intel/e1000e/82571.c
+++ b/drivers/net/ethernet/intel/e1000e/82571.c
@@ -917,6 +917,8 @@ static s32 e1000_set_d0_lplu_state_82571(struct e1000_hw *hw, bool active)
} else {
data &= ~IGP02E1000_PM_D0_LPLU;
ret_val = e1e_wphy(hw, IGP02E1000_PHY_POWER_MGMT, data);
+ if (ret_val)
+ return ret_val;
/* LPLU and SmartSpeed are mutually exclusive. LPLU is used
* during Dx states where the power conservation is most
* important. During driver activity we should enable
diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c
index fff55f0bed30..f50d0da8fefe 100644
--- a/drivers/net/ethernet/intel/e1000e/netdev.c
+++ b/drivers/net/ethernet/intel/e1000e/netdev.c
@@ -5942,15 +5942,19 @@ static void e1000_reset_task(struct work_struct *work)
struct e1000_adapter *adapter;
adapter = container_of(work, struct e1000_adapter, reset_task);

+ rtnl_lock();
/* don't run the task if already down */
- if (test_bit(__E1000_DOWN, &adapter->state))
+ if (test_bit(__E1000_DOWN, &adapter->state)) {
+ rtnl_unlock();
return;
+ }

if (!(adapter->flags & FLAG_RESTART_NOW)) {
e1000e_dump(adapter);
e_err("Reset adapter unexpectedly\n");
}
e1000e_reinit_locked(adapter);
+ rtnl_unlock();
}

/**
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index 9c3fa0b55551..e9205c893531 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -9266,8 +9266,10 @@ static int ixgbe_configure_clsu32(struct ixgbe_adapter *adapter,
ixgbe_atr_compute_perfect_hash_82599(&input->filter, mask);
err = ixgbe_fdir_write_perfect_filter_82599(hw, &input->filter,
input->sw_idx, queue);
- if (!err)
- ixgbe_update_ethtool_fdir_entry(adapter, input, input->sw_idx);
+ if (err)
+ goto err_out_w_lock;
+
+ ixgbe_update_ethtool_fdir_entry(adapter, input, input->sw_idx);
spin_unlock(&adapter->fdir_perfect_lock);

if ((uhtid != 0x800) && (adapter->jump_tables[uhtid]))
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
index c3f1e2d76a46..377f91885bda 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
@@ -1747,6 +1747,7 @@ static int set_pflag_rx_cqe_compress(struct net_device *netdev,
{
struct mlx5e_priv *priv = netdev_priv(netdev);
struct mlx5_core_dev *mdev = priv->mdev;
+ int err;

if (!MLX5_CAP_GEN(mdev, cqe_compression))
return -EOPNOTSUPP;
@@ -1756,7 +1757,10 @@ static int set_pflag_rx_cqe_compress(struct net_device *netdev,
return -EINVAL;
}

- mlx5e_modify_rx_cqe_compression_locked(priv, enable);
+ err = mlx5e_modify_rx_cqe_compression_locked(priv, enable);
+ if (err)
+ return err;
+
priv->channels.params.rx_cqe_compress_def = enable;

return 0;
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c
index f34ae8c75bc5..61a39d167c8b 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c
@@ -1426,6 +1426,7 @@ void qlcnic_83xx_get_minidump_template(struct qlcnic_adapter *adapter)

if (fw_dump->tmpl_hdr == NULL || current_version > prev_version) {
vfree(fw_dump->tmpl_hdr);
+ fw_dump->tmpl_hdr = NULL;

if (qlcnic_83xx_md_check_extended_dump_capability(adapter))
extended = !qlcnic_83xx_extend_md_capab(adapter);
@@ -1444,6 +1445,8 @@ void qlcnic_83xx_get_minidump_template(struct qlcnic_adapter *adapter)
struct qlcnic_83xx_dump_template_hdr *hdr;

hdr = fw_dump->tmpl_hdr;
+ if (!hdr)
+ return;
hdr->drv_cap_mask = 0x1f;
fw_dump->cap_mask = 0x1f;
dev_info(&pdev->dev,
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
index 149fd0d5e069..8e60315a087c 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
@@ -972,6 +972,8 @@ static int sun8i_dwmac_probe(struct platform_device *pdev)
plat_dat->init = sun8i_dwmac_init;
plat_dat->exit = sun8i_dwmac_exit;
plat_dat->setup = sun8i_dwmac_setup;
+ plat_dat->tx_fifo_size = 4096;
+ plat_dat->rx_fifo_size = 16384;

ret = sun8i_dwmac_init(pdev, plat_dat->bsp_priv);
if (ret)
diff --git a/drivers/net/ethernet/sun/niu.c b/drivers/net/ethernet/sun/niu.c
index 411a69bea1d4..32ab44d00790 100644
--- a/drivers/net/ethernet/sun/niu.c
+++ b/drivers/net/ethernet/sun/niu.c
@@ -3948,8 +3948,6 @@ static void niu_xmac_interrupt(struct niu *np)
mp->rx_mcasts += RXMAC_MC_FRM_CNT_COUNT;
if (val & XRXMAC_STATUS_RXBCAST_CNT_EXP)
mp->rx_bcasts += RXMAC_BC_FRM_CNT_COUNT;
- if (val & XRXMAC_STATUS_RXBCAST_CNT_EXP)
- mp->rx_bcasts += RXMAC_BC_FRM_CNT_COUNT;
if (val & XRXMAC_STATUS_RXHIST1_CNT_EXP)
mp->rx_hist_cnt1 += RXMAC_HIST_CNT1_COUNT;
if (val & XRXMAC_STATUS_RXHIST2_CNT_EXP)
diff --git a/drivers/net/ethernet/tehuti/tehuti.c b/drivers/net/ethernet/tehuti/tehuti.c
index 163d8d16bc24..75620c3365b3 100644
--- a/drivers/net/ethernet/tehuti/tehuti.c
+++ b/drivers/net/ethernet/tehuti/tehuti.c
@@ -2058,6 +2058,7 @@ bdx_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
/*bdx_hw_reset(priv); */
if (bdx_read_mac(priv)) {
pr_err("load MAC address failed\n");
+ err = -EFAULT;
goto err_out_iomap;
}
SET_NETDEV_DEV(ndev, &pdev->dev);
diff --git a/drivers/net/usb/cdc-phonet.c b/drivers/net/usb/cdc-phonet.c
index 288ecd999171..7a18eb0784f3 100644
--- a/drivers/net/usb/cdc-phonet.c
+++ b/drivers/net/usb/cdc-phonet.c
@@ -398,6 +398,8 @@ static int usbpn_probe(struct usb_interface *intf, const struct usb_device_id *i

err = register_netdev(dev);
if (err) {
+ /* Set disconnected flag so that disconnect() returns early. */
+ pnd->disconnected = 1;
usb_driver_release_interface(&usbpn_driver, data_intf);
goto out;
}
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index bd91d4bad49b..f9c531a6ce06 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -2588,29 +2588,6 @@ static void __rtl_set_wol(struct r8152 *tp, u32 wolopts)
device_set_wakeup_enable(&tp->udev->dev, false);
}

-static void r8153_mac_clk_spd(struct r8152 *tp, bool enable)
-{
- /* MAC clock speed down */
- if (enable) {
- ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL,
- ALDPS_SPDWN_RATIO);
- ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL2,
- EEE_SPDWN_RATIO);
- ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL3,
- PKT_AVAIL_SPDWN_EN | SUSPEND_SPDWN_EN |
- U1U2_SPDWN_EN | L1_SPDWN_EN);
- ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL4,
- PWRSAVE_SPDWN_EN | RXDV_SPDWN_EN | TX10MIDLE_EN |
- TP100_SPDWN_EN | TP500_SPDWN_EN | EEE_SPDWN_EN |
- TP1000_SPDWN_EN);
- } else {
- ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL, 0);
- ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL2, 0);
- ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL3, 0);
- ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL4, 0);
- }
-}
-
static void r8153_u1u2en(struct r8152 *tp, bool enable)
{
u8 u1u2[8];
@@ -2841,11 +2818,9 @@ static void rtl8153_runtime_enable(struct r8152 *tp, bool enable)
if (enable) {
r8153_u1u2en(tp, false);
r8153_u2p3en(tp, false);
- r8153_mac_clk_spd(tp, true);
rtl_runtime_suspend_enable(tp, true);
} else {
rtl_runtime_suspend_enable(tp, false);
- r8153_mac_clk_spd(tp, false);

switch (tp->version) {
case RTL_VER_03:
@@ -3407,7 +3382,6 @@ static void r8153_first_init(struct r8152 *tp)
u32 ocp_data;
int i;

- r8153_mac_clk_spd(tp, false);
rxdy_gated_en(tp, true);
r8153_teredo_off(tp);

@@ -3469,8 +3443,6 @@ static void r8153_enter_oob(struct r8152 *tp)
u32 ocp_data;
int i;

- r8153_mac_clk_spd(tp, true);
-
ocp_data = ocp_read_byte(tp, MCU_TYPE_PLA, PLA_OOB_CTRL);
ocp_data &= ~NOW_IS_OOB;
ocp_write_byte(tp, MCU_TYPE_PLA, PLA_OOB_CTRL, ocp_data);
@@ -4134,9 +4106,14 @@ static void r8153_init(struct r8152 *tp)

ocp_write_word(tp, MCU_TYPE_USB, USB_CONNECT_TIMER, 0x0001);

+ /* MAC clock speed down */
+ ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL, 0);
+ ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL2, 0);
+ ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL3, 0);
+ ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL4, 0);
+
r8153_power_cut_en(tp, false);
r8153_u1u2en(tp, true);
- r8153_mac_clk_spd(tp, false);
usb_enable_lpm(tp->udev);

/* rx aggregation */
diff --git a/drivers/net/wan/fsl_ucc_hdlc.c b/drivers/net/wan/fsl_ucc_hdlc.c
index 6a26cef62193..978f642daced 100644
--- a/drivers/net/wan/fsl_ucc_hdlc.c
+++ b/drivers/net/wan/fsl_ucc_hdlc.c
@@ -200,13 +200,17 @@ static int uhdlc_init(struct ucc_hdlc_private *priv)

priv->rx_skbuff = kzalloc(priv->rx_ring_size * sizeof(*priv->rx_skbuff),
GFP_KERNEL);
- if (!priv->rx_skbuff)
+ if (!priv->rx_skbuff) {
+ ret = -ENOMEM;
goto free_ucc_pram;
+ }

priv->tx_skbuff = kzalloc(priv->tx_ring_size * sizeof(*priv->tx_skbuff),
GFP_KERNEL);
- if (!priv->tx_skbuff)
+ if (!priv->tx_skbuff) {
+ ret = -ENOMEM;
goto free_rx_skbuff;
+ }

priv->skb_curtx = 0;
priv->skb_dirtytx = 0;
diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.c b/drivers/scsi/mpt3sas/mpt3sas_base.c
index 20bf1fa7f273..9e400def0d04 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_base.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_base.c
@@ -5455,14 +5455,18 @@ mpt3sas_base_attach(struct MPT3SAS_ADAPTER *ioc)
ioc->pend_os_device_add_sz++;
ioc->pend_os_device_add = kzalloc(ioc->pend_os_device_add_sz,
GFP_KERNEL);
- if (!ioc->pend_os_device_add)
+ if (!ioc->pend_os_device_add) {
+ r = -ENOMEM;
goto out_free_resources;
+ }

ioc->device_remove_in_progress_sz = ioc->pend_os_device_add_sz;
ioc->device_remove_in_progress =
kzalloc(ioc->device_remove_in_progress_sz, GFP_KERNEL);
- if (!ioc->device_remove_in_progress)
+ if (!ioc->device_remove_in_progress) {
+ r = -ENOMEM;
goto out_free_resources;
+ }

ioc->fwfault_debug = mpt3sas_fwfault_debug;

diff --git a/drivers/scsi/qedi/qedi_main.c b/drivers/scsi/qedi/qedi_main.c
index a742b8856776..b0a404d4e676 100644
--- a/drivers/scsi/qedi/qedi_main.c
+++ b/drivers/scsi/qedi/qedi_main.c
@@ -1354,6 +1354,7 @@ static int qedi_alloc_global_queues(struct qedi_ctx *qedi)
if (!qedi->global_queues[i]) {
QEDI_ERR(&qedi->dbg_ctx,
"Unable to allocation global queue %d.\n", i);
+ status = -ENOMEM;
goto mem_alloc_failure;
}

diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c
index 1e73feb5970b..a97dcfd5a566 100644
--- a/fs/ext4/xattr.c
+++ b/fs/ext4/xattr.c
@@ -1479,6 +1479,9 @@ ext4_xattr_inode_cache_find(struct inode *inode, const void *value,
if (!ce)
return NULL;

+ WARN_ON_ONCE(ext4_handle_valid(journal_current_handle()) &&
+ !(current->flags & PF_MEMALLOC_NOFS));
+
ea_data = ext4_kvmalloc(value_len, GFP_NOFS);
if (!ea_data) {
mb_cache_entry_put(ea_inode_cache, ce);
@@ -2345,6 +2348,7 @@ ext4_xattr_set_handle(handle_t *handle, struct inode *inode, int name_index,
error = -ENOSPC;
goto cleanup;
}
+ WARN_ON_ONCE(!(current->flags & PF_MEMALLOC_NOFS));
}

error = ext4_reserve_inode_write(handle, inode, &is.iloc);
diff --git a/fs/nfs/Kconfig b/fs/nfs/Kconfig
index ac3e06367cb6..e55f86713948 100644
--- a/fs/nfs/Kconfig
+++ b/fs/nfs/Kconfig
@@ -127,7 +127,7 @@ config PNFS_BLOCK
config PNFS_FLEXFILE_LAYOUT
tristate
depends on NFS_V4_1 && NFS_V3
- default m
+ default NFS_V4

config NFS_V4_1_IMPLEMENTATION_ID_DOMAIN
string "NFSv4.1 Implementation ID Domain"
diff --git a/fs/nfs/nfs3xdr.c b/fs/nfs/nfs3xdr.c
index f1cb0b7eb05f..be666aee28cc 100644
--- a/fs/nfs/nfs3xdr.c
+++ b/fs/nfs/nfs3xdr.c
@@ -34,6 +34,7 @@
*/
#define NFS3_fhandle_sz (1+16)
#define NFS3_fh_sz (NFS3_fhandle_sz) /* shorthand */
+#define NFS3_post_op_fh_sz (1+NFS3_fh_sz)
#define NFS3_sattr_sz (15)
#define NFS3_filename_sz (1+(NFS3_MAXNAMLEN>>2))
#define NFS3_path_sz (1+(NFS3_MAXPATHLEN>>2))
@@ -71,7 +72,7 @@
#define NFS3_readlinkres_sz (1+NFS3_post_op_attr_sz+1)
#define NFS3_readres_sz (1+NFS3_post_op_attr_sz+3)
#define NFS3_writeres_sz (1+NFS3_wcc_data_sz+4)
-#define NFS3_createres_sz (1+NFS3_fh_sz+NFS3_post_op_attr_sz+NFS3_wcc_data_sz)
+#define NFS3_createres_sz (1+NFS3_post_op_fh_sz+NFS3_post_op_attr_sz+NFS3_wcc_data_sz)
#define NFS3_renameres_sz (1+(2 * NFS3_wcc_data_sz))
#define NFS3_linkres_sz (1+NFS3_post_op_attr_sz+NFS3_wcc_data_sz)
#define NFS3_readdirres_sz (1+NFS3_post_op_attr_sz+2)
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 7f50767af46b..e053fd7f83d8 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -5255,6 +5255,9 @@ static int __nfs4_proc_set_acl(struct inode *inode, const void *buf, size_t bufl
unsigned int npages = DIV_ROUND_UP(buflen, PAGE_SIZE);
int ret, i;

+ /* You can't remove system.nfs4_acl: */
+ if (buflen == 0)
+ return -EINVAL;
if (!nfs4_server_supports_acls(server))
return -EOPNOTSUPP;
if (npages > ARRAY_SIZE(pages))
diff --git a/fs/squashfs/export.c b/fs/squashfs/export.c
index d2a806416c3a..1d406a2094a5 100644
--- a/fs/squashfs/export.c
+++ b/fs/squashfs/export.c
@@ -165,14 +165,18 @@ __le64 *squashfs_read_inode_lookup_table(struct super_block *sb,
start = le64_to_cpu(table[n]);
end = le64_to_cpu(table[n + 1]);

- if (start >= end || (end - start) > SQUASHFS_METADATA_SIZE) {
+ if (start >= end
+ || (end - start) >
+ (SQUASHFS_METADATA_SIZE + SQUASHFS_BLOCK_OFFSET)) {
kfree(table);
return ERR_PTR(-EINVAL);
}
}

start = le64_to_cpu(table[indexes - 1]);
- if (start >= lookup_table_start || (lookup_table_start - start) > SQUASHFS_METADATA_SIZE) {
+ if (start >= lookup_table_start ||
+ (lookup_table_start - start) >
+ (SQUASHFS_METADATA_SIZE + SQUASHFS_BLOCK_OFFSET)) {
kfree(table);
return ERR_PTR(-EINVAL);
}
diff --git a/fs/squashfs/id.c b/fs/squashfs/id.c
index 8ccc0e3f6ea5..d2e15baab537 100644
--- a/fs/squashfs/id.c
+++ b/fs/squashfs/id.c
@@ -110,14 +110,16 @@ __le64 *squashfs_read_id_index_table(struct super_block *sb,
start = le64_to_cpu(table[n]);
end = le64_to_cpu(table[n + 1]);

- if (start >= end || (end - start) > SQUASHFS_METADATA_SIZE) {
+ if (start >= end || (end - start) >
+ (SQUASHFS_METADATA_SIZE + SQUASHFS_BLOCK_OFFSET)) {
kfree(table);
return ERR_PTR(-EINVAL);
}
}

start = le64_to_cpu(table[indexes - 1]);
- if (start >= id_table_start || (id_table_start - start) > SQUASHFS_METADATA_SIZE) {
+ if (start >= id_table_start || (id_table_start - start) >
+ (SQUASHFS_METADATA_SIZE + SQUASHFS_BLOCK_OFFSET)) {
kfree(table);
return ERR_PTR(-EINVAL);
}
diff --git a/fs/squashfs/squashfs_fs.h b/fs/squashfs/squashfs_fs.h
index 4e6853f084d0..10e93345b615 100644
--- a/fs/squashfs/squashfs_fs.h
+++ b/fs/squashfs/squashfs_fs.h
@@ -30,6 +30,7 @@

/* size of metadata (inode and directory) blocks */
#define SQUASHFS_METADATA_SIZE 8192
+#define SQUASHFS_BLOCK_OFFSET 2

/* default size of block device I/O */
#ifdef CONFIG_SQUASHFS_4K_DEVBLK_SIZE
diff --git a/fs/squashfs/xattr_id.c b/fs/squashfs/xattr_id.c
index 3a655d879600..7f718d2bf357 100644
--- a/fs/squashfs/xattr_id.c
+++ b/fs/squashfs/xattr_id.c
@@ -122,14 +122,16 @@ __le64 *squashfs_read_xattr_id_table(struct super_block *sb, u64 table_start,
start = le64_to_cpu(table[n]);
end = le64_to_cpu(table[n + 1]);

- if (start >= end || (end - start) > SQUASHFS_METADATA_SIZE) {
+ if (start >= end || (end - start) >
+ (SQUASHFS_METADATA_SIZE + SQUASHFS_BLOCK_OFFSET)) {
kfree(table);
return ERR_PTR(-EINVAL);
}
}

start = le64_to_cpu(table[indexes - 1]);
- if (start >= table_start || (table_start - start) > SQUASHFS_METADATA_SIZE) {
+ if (start >= table_start || (table_start - start) >
+ (SQUASHFS_METADATA_SIZE + SQUASHFS_BLOCK_OFFSET)) {
kfree(table);
return ERR_PTR(-EINVAL);
}
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index 67f4fce22209..3746d4ce4857 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -245,6 +245,7 @@ struct acpi_pnp_type {

struct acpi_device_pnp {
acpi_bus_id bus_id; /* Object name */
+ int instance_no; /* Instance number of this object */
struct acpi_pnp_type type; /* ID type */
acpi_bus_address bus_address; /* _ADR */
char *unique_id; /* _UID */
diff --git a/include/linux/if_macvlan.h b/include/linux/if_macvlan.h
index 0e2c60efad2d..55a1d3260589 100644
--- a/include/linux/if_macvlan.h
+++ b/include/linux/if_macvlan.h
@@ -58,13 +58,14 @@ static inline void macvlan_count_rx(const struct macvlan_dev *vlan,
if (likely(success)) {
struct vlan_pcpu_stats *pcpu_stats;

- pcpu_stats = this_cpu_ptr(vlan->pcpu_stats);
+ pcpu_stats = get_cpu_ptr(vlan->pcpu_stats);
u64_stats_update_begin(&pcpu_stats->syncp);
pcpu_stats->rx_packets++;
pcpu_stats->rx_bytes += len;
if (multicast)
pcpu_stats->rx_multicast++;
u64_stats_update_end(&pcpu_stats->syncp);
+ put_cpu_ptr(vlan->pcpu_stats);
} else {
this_cpu_inc(vlan->pcpu_stats->rx_errors);
}
diff --git a/include/linux/mutex.h b/include/linux/mutex.h
index 153274f78402..ae7707020b25 100644
--- a/include/linux/mutex.h
+++ b/include/linux/mutex.h
@@ -183,7 +183,7 @@ extern void mutex_lock_io(struct mutex *lock);
# define mutex_lock_interruptible_nested(lock, subclass) mutex_lock_interruptible(lock)
# define mutex_lock_killable_nested(lock, subclass) mutex_lock_killable(lock)
# define mutex_lock_nest_lock(lock, nest_lock) mutex_lock(lock)
-# define mutex_lock_io_nested(lock, subclass) mutex_lock(lock)
+# define mutex_lock_io_nested(lock, subclass) mutex_lock_io(lock)
#endif

/*
diff --git a/include/linux/u64_stats_sync.h b/include/linux/u64_stats_sync.h
index 07ee0f84a46c..eb0a2532eb6f 100644
--- a/include/linux/u64_stats_sync.h
+++ b/include/linux/u64_stats_sync.h
@@ -69,12 +69,13 @@ struct u64_stats_sync {
};


+#if BITS_PER_LONG == 32 && defined(CONFIG_SMP)
+#define u64_stats_init(syncp) seqcount_init(&(syncp)->seq)
+#else
static inline void u64_stats_init(struct u64_stats_sync *syncp)
{
-#if BITS_PER_LONG == 32 && defined(CONFIG_SMP)
- seqcount_init(&syncp->seq);
-#endif
}
+#endif

static inline void u64_stats_update_begin(struct u64_stats_sync *syncp)
{
diff --git a/include/net/red.h b/include/net/red.h
index e21e7fd4fe07..8fe55b8b2fb8 100644
--- a/include/net/red.h
+++ b/include/net/red.h
@@ -168,7 +168,8 @@ static inline void red_set_vars(struct red_vars *v)
v->qcount = -1;
}

-static inline bool red_check_params(u32 qth_min, u32 qth_max, u8 Wlog, u8 Scell_log)
+static inline bool red_check_params(u32 qth_min, u32 qth_max, u8 Wlog,
+ u8 Scell_log, u8 *stab)
{
if (fls(qth_min) + Wlog > 32)
return false;
@@ -178,6 +179,13 @@ static inline bool red_check_params(u32 qth_min, u32 qth_max, u8 Wlog, u8 Scell_
return false;
if (qth_max < qth_min)
return false;
+ if (stab) {
+ int i;
+
+ for (i = 0; i < RED_STAB_SIZE; i++)
+ if (stab[i] >= 32)
+ return false;
+ }
return true;
}

diff --git a/include/net/rtnetlink.h b/include/net/rtnetlink.h
index 7b938fbeebc1..f5026a54f412 100644
--- a/include/net/rtnetlink.h
+++ b/include/net/rtnetlink.h
@@ -33,6 +33,7 @@ static inline int rtnl_msg_family(const struct nlmsghdr *nlh)
*
* @list: Used internally
* @kind: Identifier
+ * @netns_refund: Physical device, move to init_net on netns exit
* @maxtype: Highest device specific netlink attribute number
* @policy: Netlink policy for device specific attribute validation
* @validate: Optional validation function for netlink/changelink parameters
@@ -92,6 +93,7 @@ struct rtnl_link_ops {
unsigned int (*get_num_tx_queues)(void);
unsigned int (*get_num_rx_queues)(void);

+ bool netns_refund;
int slave_maxtype;
const struct nla_policy *slave_policy;
int (*slave_validate)(struct nlattr *tb[],
diff --git a/net/core/dev.c b/net/core/dev.c
index d101f95a47fb..7ee89125cd53 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -8667,7 +8667,7 @@ static void __net_exit default_device_exit(struct net *net)
continue;

/* Leave virtual devices for the generic cleanup */
- if (dev->rtnl_link_ops)
+ if (dev->rtnl_link_ops && !dev->rtnl_link_ops->netns_refund)
continue;

/* Push remaining network devices to init_net */
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 0b82d8da4ab0..0563bde0c285 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -2752,14 +2752,14 @@ static int ieee80211_set_bitrate_mask(struct wiphy *wiphy,
continue;

for (j = 0; j < IEEE80211_HT_MCS_MASK_LEN; j++) {
- if (~sdata->rc_rateidx_mcs_mask[i][j]) {
+ if (sdata->rc_rateidx_mcs_mask[i][j] != 0xff) {
sdata->rc_has_mcs_mask[i] = true;
break;
}
}

for (j = 0; j < NL80211_VHT_NSS_MAX; j++) {
- if (~sdata->rc_rateidx_vht_mcs_mask[i][j]) {
+ if (sdata->rc_rateidx_vht_mcs_mask[i][j] != 0xffff) {
sdata->rc_has_vht_mcs_mask[i] = true;
break;
}
diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c
index 3d0d12fbd8dd..e550154b12df 100644
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -1861,6 +1861,8 @@ int ieee80211_ibss_leave(struct ieee80211_sub_if_data *sdata)

/* remove beacon */
kfree(sdata->u.ibss.ie);
+ sdata->u.ibss.ie = NULL;
+ sdata->u.ibss.ie_len = 0;

/* on the next join, re-program HT parameters */
memset(&ifibss->ht_capa, 0, sizeof(ifibss->ht_capa));
diff --git a/net/qrtr/qrtr.c b/net/qrtr/qrtr.c
index 11f79c3b01a9..f712f521db26 100644
--- a/net/qrtr/qrtr.c
+++ b/net/qrtr/qrtr.c
@@ -819,6 +819,11 @@ static int qrtr_recvmsg(struct socket *sock, struct msghdr *msg,
rc = copied;

if (addr) {
+ /* There is an anonymous 2-byte hole after sq_family,
+ * make sure to clear it.
+ */
+ memset(addr, 0, sizeof(*addr));
+
addr->sq_family = AF_QIPCRTR;
addr->sq_node = le32_to_cpu(phdr->src_node_id);
addr->sq_port = le32_to_cpu(phdr->src_port_id);
diff --git a/net/sched/sch_choke.c b/net/sched/sch_choke.c
index 777475f7f29c..221ae1fe9822 100644
--- a/net/sched/sch_choke.c
+++ b/net/sched/sch_choke.c
@@ -354,6 +354,7 @@ static int choke_change(struct Qdisc *sch, struct nlattr *opt)
struct sk_buff **old = NULL;
unsigned int mask;
u32 max_P;
+ u8 *stab;

if (opt == NULL)
return -EINVAL;
@@ -369,8 +370,8 @@ static int choke_change(struct Qdisc *sch, struct nlattr *opt)
max_P = tb[TCA_CHOKE_MAX_P] ? nla_get_u32(tb[TCA_CHOKE_MAX_P]) : 0;

ctl = nla_data(tb[TCA_CHOKE_PARMS]);
-
- if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog, ctl->Scell_log))
+ stab = nla_data(tb[TCA_CHOKE_STAB]);
+ if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog, ctl->Scell_log, stab))
return -EINVAL;

if (ctl->limit > CHOKE_MAX_QUEUE)
@@ -420,7 +421,7 @@ static int choke_change(struct Qdisc *sch, struct nlattr *opt)

red_set_parms(&q->parms, ctl->qth_min, ctl->qth_max, ctl->Wlog,
ctl->Plog, ctl->Scell_log,
- nla_data(tb[TCA_CHOKE_STAB]),
+ stab,
max_P);
red_set_vars(&q->vars);

diff --git a/net/sched/sch_gred.c b/net/sched/sch_gred.c
index 357dec26f2fd..1b5a09206a2b 100644
--- a/net/sched/sch_gred.c
+++ b/net/sched/sch_gred.c
@@ -356,7 +356,7 @@ static inline int gred_change_vq(struct Qdisc *sch, int dp,
struct gred_sched *table = qdisc_priv(sch);
struct gred_sched_data *q = table->tab[dp];

- if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog, ctl->Scell_log))
+ if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog, ctl->Scell_log, stab))
return -EINVAL;

if (!q) {
diff --git a/net/sched/sch_red.c b/net/sched/sch_red.c
index 6e6397bda49b..9cf6cd8ea6c6 100644
--- a/net/sched/sch_red.c
+++ b/net/sched/sch_red.c
@@ -169,6 +169,7 @@ static int red_change(struct Qdisc *sch, struct nlattr *opt)
struct Qdisc *child = NULL;
int err;
u32 max_P;
+ u8 *stab;

if (opt == NULL)
return -EINVAL;
@@ -184,7 +185,9 @@ static int red_change(struct Qdisc *sch, struct nlattr *opt)
max_P = tb[TCA_RED_MAX_P] ? nla_get_u32(tb[TCA_RED_MAX_P]) : 0;

ctl = nla_data(tb[TCA_RED_PARMS]);
- if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog, ctl->Scell_log))
+ stab = nla_data(tb[TCA_RED_STAB]);
+ if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog,
+ ctl->Scell_log, stab))
return -EINVAL;

if (ctl->limit > 0) {
@@ -209,7 +212,7 @@ static int red_change(struct Qdisc *sch, struct nlattr *opt)
red_set_parms(&q->parms,
ctl->qth_min, ctl->qth_max, ctl->Wlog,
ctl->Plog, ctl->Scell_log,
- nla_data(tb[TCA_RED_STAB]),
+ stab,
max_P);
red_set_vars(&q->vars);

diff --git a/net/sched/sch_sfq.c b/net/sched/sch_sfq.c
index 2104fe7267e1..4a02dd26986e 100644
--- a/net/sched/sch_sfq.c
+++ b/net/sched/sch_sfq.c
@@ -649,7 +649,7 @@ static int sfq_change(struct Qdisc *sch, struct nlattr *opt)
}

if (ctl_v1 && !red_check_params(ctl_v1->qth_min, ctl_v1->qth_max,
- ctl_v1->Wlog, ctl_v1->Scell_log))
+ ctl_v1->Wlog, ctl_v1->Scell_log, NULL))
return -EINVAL;
if (ctl_v1 && ctl_v1->qth_min) {
p = kmalloc(sizeof(*p), GFP_KERNEL);
diff --git a/tools/lib/bpf/Makefile b/tools/lib/bpf/Makefile
index f02448e86d38..9fa466d4417b 100644
--- a/tools/lib/bpf/Makefile
+++ b/tools/lib/bpf/Makefile
@@ -183,7 +183,7 @@ define do_install
if [ ! -d '$(DESTDIR_SQ)$2' ]; then \
$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$2'; \
fi; \
- $(INSTALL) $1 $(if $3,-m $3,) '$(DESTDIR_SQ)$2'
+ $(INSTALL) $(if $3,-m $3,) $1 '$(DESTDIR_SQ)$2'
endef

install_lib: all_cmd
diff --git a/tools/perf/util/auxtrace.c b/tools/perf/util/auxtrace.c
index 44c8bcefe224..0224fc3aacc1 100644
--- a/tools/perf/util/auxtrace.c
+++ b/tools/perf/util/auxtrace.c
@@ -250,10 +250,6 @@ static int auxtrace_queues__add_buffer(struct auxtrace_queues *queues,
queue->set = true;
queue->tid = buffer->tid;
queue->cpu = buffer->cpu;
- } else if (buffer->cpu != queue->cpu || buffer->tid != queue->tid) {
- pr_err("auxtrace queue conflict: cpu %d, tid %d vs cpu %d, tid %d\n",
- queue->cpu, queue->tid, buffer->cpu, buffer->tid);
- return -EINVAL;
}

buffer->buffer_nr = queues->next_buffer_nr++;
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