On 03-08-15, 05:10, MyungJoo Ham wrote:
> > IS_ERR(_OR_NULL) already contain an 'unlikely' compiler flag and there
> > is no need to do that again from its callers. Drop it.
> >
> > Signed-off-by: Viresh Kumar <viresh.ku...@linaro.org>
>
> @ from include/linux/err.h
> #define IS_ERR_VALUE(x) unlikely((x) >= (unsigned long)-MAX_ERRNO)
> ...
> static inline bool __must_check IS_ERR_OR_NULL(__force const void *ptr)
> {
> return !ptr || IS_ERR_VALUE((unsigned long)ptr);
> }
>
> "!ptr" appears not covered with IS_ERR_OR_NULL.
> (only the IS_ERR part seems covered)
Right, the first patch of the series has fixed that.
http://permalink.gmane.org/gmane.linux.kernel/2009151
--
viresh
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