diff options
| author | 2010-06-01 12:42:12 +0200 | |
|---|---|---|
| committer | 2010-06-01 12:42:12 +0200 | |
| commit | b4ca761577535b2b4d153689ee97342797dfff05 (patch) | |
| tree | 29054d55508f1faa22ec32acf7c245751af03348 /include/linux/err.h | |
| parent | block: disable preemption before using sched_clock() (diff) | |
| parent | Linux 2.6.35-rc1 (diff) | |
Merge branch 'master' into for-linus
Conflicts:
fs/pipe.c
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
Diffstat (limited to 'include/linux/err.h')
| -rw-r--r-- | include/linux/err.h | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/include/linux/err.h b/include/linux/err.h index 1b12642636c7..448afc12c78a 100644 --- a/include/linux/err.h +++ b/include/linux/err.h @@ -19,22 +19,22 @@ #define IS_ERR_VALUE(x) unlikely((x) >= (unsigned long)-MAX_ERRNO) -static inline void *ERR_PTR(long error) +static inline void * __must_check ERR_PTR(long error) { return (void *) error; } -static inline long PTR_ERR(const void *ptr) +static inline long __must_check PTR_ERR(const void *ptr) { return (long) ptr; } -static inline long IS_ERR(const void *ptr) +static inline long __must_check IS_ERR(const void *ptr) { return IS_ERR_VALUE((unsigned long)ptr); } -static inline long IS_ERR_OR_NULL(const void *ptr) +static inline long __must_check IS_ERR_OR_NULL(const void *ptr) { return !ptr || IS_ERR_VALUE((unsigned long)ptr); } @@ -46,7 +46,7 @@ static inline long IS_ERR_OR_NULL(const void *ptr) * Explicitly cast an error-valued pointer to another pointer type in such a * way as to make it clear that's what's going on. */ -static inline void *ERR_CAST(const void *ptr) +static inline void * __must_check ERR_CAST(const void *ptr) { /* cast away the const */ return (void *) ptr; |
