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staging: speakup: fix warnings by adding __user annotations

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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>
Acked-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Emil Goode 2013-05-22 20:53:09 +02:00 committed by Greg Kroah-Hartman
parent 0012196c16
commit 7c10f1cd31
2 changed files with 9 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
drivers/staging/speakup/devsynth.c
View File

@ -13,11 +13,11 @@
static int misc_registered; static int misc_registered;
static int dev_opened; static int dev_opened;
static ssize_t speakup_file_write(struct file *fp, const char *buffer, static ssize_t speakup_file_write(struct file *fp, const char __user *buffer,
size_t nbytes, loff_t *ppos) size_t nbytes, loff_t *ppos)
{ {
size_t count = nbytes; size_t count = nbytes;
const char *ptr = buffer; const char __user *ptr = buffer;
size_t bytes; size_t bytes;
unsigned long flags; unsigned long flags;
u_char buf[256]; u_char buf[256];
@ -37,8 +37,8 @@ static ssize_t speakup_file_write(struct file *fp, const char *buffer,
return (ssize_t) nbytes; return (ssize_t) nbytes;
} }
static ssize_t speakup_file_read(struct file *fp, char *buf, size_t nbytes, static ssize_t speakup_file_read(struct file *fp, char __user *buf,
loff_t *ppos) size_t nbytes, loff_t *ppos)
{ {
return 0; return 0;
} }

8
drivers/staging/speakup/speakup_soft.c
View File

@ -201,11 +201,11 @@ static int softsynth_close(struct inode *inode, struct file *fp)
return 0; 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) loff_t *pos)
{ {
int chars_sent = 0; int chars_sent = 0;
char *cp; char __user *cp;
char *init; char *init;
char ch; char ch;
int empty; int empty;
@ -263,8 +263,8 @@ static ssize_t softsynth_read(struct file *fp, char *buf, size_t count,
static int last_index; static int last_index;
static ssize_t softsynth_write(struct file *fp, const char *buf, size_t count, static ssize_t softsynth_write(struct file *fp, const char __user *buf,
loff_t *pos) size_t count, loff_t *pos)
{ {
unsigned long supplied_index = 0; unsigned long supplied_index = 0;
int converted; int converted;