diff options
| author |   Viresh Kumar <viresh.kumar@linaro.org> | 2016-01-15 16:58:10 -0800 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2016-01-16 11:17:24 -0800 |
| commit | dfffa587a6bcd84f2087f88e11600b0e8b0aa1ee (patch) | |
| tree | 3c0eeb56c14545895b1562786c0739edf688aa9a /include/linux/err.h | |
| parent | Kconfig: remove HAVE_LATENCYTOP_SUPPORT (diff) | |
| download | linux-dev-dfffa587a6bcd84f2087f88e11600b0e8b0aa1ee.tar.xz linux-dev-dfffa587a6bcd84f2087f88e11600b0e8b0aa1ee.zip | |
err.h: add (missing) unlikely() to IS_ERR_OR_NULL()
IS_ERR_VALUE() already contains it and so we need to add this only to
the !ptr check. That will allow users of IS_ERR_OR_NULL(), to not add
this compiler flag.
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/err.h')
| -rw-r--r-- | include/linux/err.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/err.h b/include/linux/err.h index a729120644d5..56762ab41713 100644 --- a/include/linux/err.h +++ b/include/linux/err.h @@ -37,7 +37,7 @@ static inline bool __must_check IS_ERR(__force const void *ptr) static inline bool __must_check IS_ERR_OR_NULL(__force const void *ptr) { - return !ptr || IS_ERR_VALUE((unsigned long)ptr); + return unlikely(!ptr) || IS_ERR_VALUE((unsigned long)ptr); } /** |