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Subject[PATCH] staging: speakup: fix warnings by adding __user annotations
Date
This patch fixes the following sparse warnings by adding
__user annotations.

drivers/staging/speakup/speakup_soft.c:248:34: warning:
incorrect type in argument 1 (different address spaces)
drivers/staging/speakup/speakup_soft.c:248:34:
expected void [noderef] <asn:1>*dst
drivers/staging/speakup/speakup_soft.c:248:34:
got char *[assigned] cp
drivers/staging/speakup/speakup_soft.c:272:40: warning:
incorrect type in argument 1 (different address spaces)
drivers/staging/speakup/speakup_soft.c:272:40:
expected char const [noderef] <asn:1>*s
drivers/staging/speakup/speakup_soft.c:272:40:
got char const *buf
drivers/staging/speakup/speakup_soft.c:306:17: warning:
incorrect type in initializer (incompatible argument 2
(different address spaces))
drivers/staging/speakup/speakup_soft.c:306:17:
expected long ( *read )( ... )
drivers/staging/speakup/speakup_soft.c:306:17:
got long ( static [toplevel] *<noident> )( ... )
drivers/staging/speakup/speakup_soft.c:307:18: warning:
incorrect type in initializer (incompatible argument 2
(different address spaces))
drivers/staging/speakup/speakup_soft.c:307:18:
expected long ( *write )( ... )
drivers/staging/speakup/speakup_soft.c:307:18:
got long ( static [toplevel] *<nfile_operationsoident> )( ... )

drivers/staging/speakup/devsynth.c:29:41: warning:
incorrect type in argument 2 (different address spaces)
drivers/staging/speakup/devsynth.c:29:41:
expected void const [noderef] <asn:1>*from
drivers/staging/speakup/devsynth.c:29:41: got char const *ptr
drivers/staging/speakup/devsynth.c:62:17: warning:
incorrect type in initializer (incompatible argument 2
(different address spaces))
drivers/staging/speakup/devsynth.c:62:17:
expected long ( *read )( ... )
drivers/staging/speakup/devsynth.c:62:17:
got long ( static [toplevel] *<noident> )( ... )
drivers/staging/speakup/devsynth.c:63:18: warning:
incorrect type in initializer (incompatible argument 2
(different address spaces))
drivers/staging/speakup/devsynth.c:63:18:
expected long ( *write )( ... )
drivers/staging/speakup/devsynth.c:63:18:
got long ( static [toplevel] *<noident> )( ... )

Signed-off-by: Emil Goode <emilgoode@gmail.com>
---
drivers/staging/speakup/devsynth.c | 10 +++++-----
drivers/staging/speakup/speakup_soft.c | 8 ++++----
2 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/drivers/staging/speakup/devsynth.c b/drivers/staging/speakup/devsynth.c
index 7d32748..71c728a 100644
--- a/drivers/staging/speakup/devsynth.c
+++ b/drivers/staging/speakup/devsynth.c
@@ -13,11 +13,11 @@
static int misc_registered;
static int dev_opened;

-static ssize_t speakup_file_write(struct file *fp, const char *buffer,
- size_t nbytes, loff_t *ppos)
+static ssize_t speakup_file_write(struct file *fp, const char __user *buffer,
+ size_t nbytes, loff_t *ppos)
{
size_t count = nbytes;
- const char *ptr = buffer;
+ const char __user *ptr = buffer;
size_t bytes;
unsigned long flags;
u_char buf[256];
@@ -37,8 +37,8 @@ static ssize_t speakup_file_write(struct file *fp, const char *buffer,
return (ssize_t) nbytes;
}

-static ssize_t speakup_file_read(struct file *fp, char *buf, size_t nbytes,
- loff_t *ppos)
+static ssize_t speakup_file_read(struct file *fp, char __user *buf,
+ size_t nbytes, loff_t *ppos)
{
return 0;
}
diff --git a/drivers/staging/speakup/speakup_soft.c b/drivers/staging/speakup/speakup_soft.c
index 83e0845..243c3d5 100644
--- a/drivers/staging/speakup/speakup_soft.c
+++ b/drivers/staging/speakup/speakup_soft.c
@@ -201,11 +201,11 @@ static int softsynth_close(struct inode *inode, struct file *fp)
return 0;
}

-static ssize_t softsynth_read(struct file *fp, char *buf, size_t count,
+static ssize_t softsynth_read(struct file *fp, char __user *buf, size_t count,
loff_t *pos)
{
int chars_sent = 0;
- char *cp;
+ char __user *cp;
char *init;
char ch;
int empty;
@@ -263,8 +263,8 @@ static ssize_t softsynth_read(struct file *fp, char *buf, size_t count,

static int last_index;

-static ssize_t softsynth_write(struct file *fp, const char *buf, size_t count,
- loff_t *pos)
+static ssize_t softsynth_write(struct file *fp, const char __user *buf,
+ size_t count, loff_t *pos)
{
unsigned long supplied_index = 0;
int converted;
--
1.7.10.4


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