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authorAl Viro <viro@ftp.linux.org.uk>2006-01-12 01:06:24 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-01-12 09:09:02 -0800
commit11c40f8a6ac8bd057043b1f9e7c9490c0e6149f3 (patch)
tree2086869126f3e327f96f41cb3b85a8f4399e2ef1 /include/asm-m68k
parentad9ec4f8de264903c6b5ba7ae8d8e96432188858 (diff)
[PATCH] m68k: basic __user annotations
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Cc: Roman Zippel <zippel@linux-m68k.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/asm-m68k')
-rw-r--r--include/asm-m68k/uaccess.h18
1 files changed, 10 insertions, 8 deletions
diff --git a/include/asm-m68k/uaccess.h b/include/asm-m68k/uaccess.h
index f5cedf19cf6..a653bf80b84 100644
--- a/include/asm-m68k/uaccess.h
+++ b/include/asm-m68k/uaccess.h
@@ -42,6 +42,7 @@ struct exception_table_entry
({ \
int __pu_err; \
typeof(*(ptr)) __pu_val = (x); \
+ __chk_user_ptr(ptr); \
switch (sizeof (*(ptr))) { \
case 1: \
__put_user_asm(__pu_err, __pu_val, ptr, b); \
@@ -91,6 +92,7 @@ __asm__ __volatile__ \
({ \
int __gu_err; \
typeof(*(ptr)) __gu_val; \
+ __chk_user_ptr(ptr); \
switch (sizeof(*(ptr))) { \
case 1: \
__get_user_asm(__gu_err, __gu_val, ptr, b, "=d"); \
@@ -105,7 +107,7 @@ __asm__ __volatile__ \
__gu_err = __constant_copy_from_user(&__gu_val, ptr, 8); \
break; \
default: \
- __gu_val = 0; \
+ __gu_val = (typeof(*(ptr)))0; \
__gu_err = __get_user_bad(); \
break; \
} \
@@ -134,7 +136,7 @@ __asm__ __volatile__ \
: "m"(*(ptr)), "i" (-EFAULT), "0"(0))
static inline unsigned long
-__generic_copy_from_user(void *to, const void *from, unsigned long n)
+__generic_copy_from_user(void *to, const void __user *from, unsigned long n)
{
unsigned long tmp;
__asm__ __volatile__
@@ -189,7 +191,7 @@ __generic_copy_from_user(void *to, const void *from, unsigned long n)
}
static inline unsigned long
-__generic_copy_to_user(void *to, const void *from, unsigned long n)
+__generic_copy_to_user(void __user *to, const void *from, unsigned long n)
{
unsigned long tmp;
__asm__ __volatile__
@@ -264,7 +266,7 @@ __generic_copy_to_user(void *to, const void *from, unsigned long n)
: "d0", "memory")
static inline unsigned long
-__constant_copy_from_user(void *to, const void *from, unsigned long n)
+__constant_copy_from_user(void *to, const void __user *from, unsigned long n)
{
switch (n) {
case 0:
@@ -520,7 +522,7 @@ __constant_copy_from_user(void *to, const void *from, unsigned long n)
#define __copy_from_user_inatomic __copy_from_user
static inline unsigned long
-__constant_copy_to_user(void *to, const void *from, unsigned long n)
+__constant_copy_to_user(void __user *to, const void *from, unsigned long n)
{
switch (n) {
case 0:
@@ -766,7 +768,7 @@ __constant_copy_to_user(void *to, const void *from, unsigned long n)
*/
static inline long
-strncpy_from_user(char *dst, const char *src, long count)
+strncpy_from_user(char *dst, const char __user *src, long count)
{
long res;
if (count == 0) return count;
@@ -799,7 +801,7 @@ strncpy_from_user(char *dst, const char *src, long count)
*
* Return 0 on exception, a value greater than N if too long
*/
-static inline long strnlen_user(const char *src, long n)
+static inline long strnlen_user(const char __user *src, long n)
{
long res;
@@ -842,7 +844,7 @@ static inline long strnlen_user(const char *src, long n)
*/
static inline unsigned long
-clear_user(void *to, unsigned long n)
+clear_user(void __user *to, unsigned long n)
{
__asm__ __volatile__
(" tstl %1\n"