From: Heiko Carstens <[email protected]>
[S390] Add __must_check to uaccess functions.
Follow other architectures and add __must_check to uaccess functions.
Signed-off-by: Heiko Carstens <[email protected]>
Signed-off-by: Martin Schwidefsky <[email protected]>
---
include/asm-s390/uaccess.h | 18 +++++++++---------
1 files changed, 9 insertions(+), 9 deletions(-)
diff -urpN linux-2.6/include/asm-s390/uaccess.h linux-2.6-patched/include/asm-s390/uaccess.h
--- linux-2.6/include/asm-s390/uaccess.h 2006-10-26 10:43:51.000000000 +0200
+++ linux-2.6-patched/include/asm-s390/uaccess.h 2006-10-26 10:44:10.000000000 +0200
@@ -201,7 +201,7 @@ extern int __get_user_bad(void) __attrib
* Returns number of bytes that could not be copied.
* On success, this will be zero.
*/
-static inline unsigned long
+static inline unsigned long __must_check
__copy_to_user(void __user *to, const void *from, unsigned long n)
{
if (__builtin_constant_p(n) && (n <= 256))
@@ -226,7 +226,7 @@ __copy_to_user(void __user *to, const vo
* Returns number of bytes that could not be copied.
* On success, this will be zero.
*/
-static inline unsigned long
+static inline unsigned long __must_check
copy_to_user(void __user *to, const void *from, unsigned long n)
{
might_sleep();
@@ -252,7 +252,7 @@ copy_to_user(void __user *to, const void
* If some data could not be copied, this function will pad the copied
* data to the requested size using zero bytes.
*/
-static inline unsigned long
+static inline unsigned long __must_check
__copy_from_user(void *to, const void __user *from, unsigned long n)
{
if (__builtin_constant_p(n) && (n <= 256))
@@ -277,7 +277,7 @@ __copy_from_user(void *to, const void __
* If some data could not be copied, this function will pad the copied
* data to the requested size using zero bytes.
*/
-static inline unsigned long
+static inline unsigned long __must_check
copy_from_user(void *to, const void __user *from, unsigned long n)
{
might_sleep();
@@ -288,13 +288,13 @@ copy_from_user(void *to, const void __us
return n;
}
-static inline unsigned long
+static inline unsigned long __must_check
__copy_in_user(void __user *to, const void __user *from, unsigned long n)
{
return uaccess.copy_in_user(n, to, from);
}
-static inline unsigned long
+static inline unsigned long __must_check
copy_in_user(void __user *to, const void __user *from, unsigned long n)
{
might_sleep();
@@ -306,7 +306,7 @@ copy_in_user(void __user *to, const void
/*
* Copy a null terminated string from userspace.
*/
-static inline long
+static inline long __must_check
strncpy_from_user(char *dst, const char __user *src, long count)
{
long res = -EFAULT;
@@ -343,13 +343,13 @@ strnlen_user(const char __user * src, un
* Zero Userspace
*/
-static inline unsigned long
+static inline unsigned long __must_check
__clear_user(void __user *to, unsigned long n)
{
return uaccess.clear_user(n, to);
}
-static inline unsigned long
+static inline unsigned long __must_check
clear_user(void __user *to, unsigned long n)
{
might_sleep();
-
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