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lib/lz4/lz4_decompress.c: document deliberate use of `&'

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This operation was intentional, but tools such as smatch will warn that it
might not have been.

Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Change-Id: I6547e009a39736fe2184d285e1402333e2c03994
Cc: Yann Collet <cyan@fb.com>
Cc: Vasily Averin <vvs@virtuozzo.com>
Cc: Gao Xiang <hsiangkao@aol.com>
Link: http://lkml.kernel.org/r/3bf931c6ea0cae3e23f3485801986859851b4f04.camel@perches.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Adam W. Willis <return.of.octobot@gmail.com>
Signed-off-by: clarencelol <clarencekuiek@icloud.com>
Signed-off-by: Anush02198 <Anush.4376@gmail.com>
Signed-off-by: Divyanshu-Modi <divyan.m05@gmail.com>
Signed-off-by: Tashfin Shakeer Rhythm <tashfinshakeerrhythm@gmail.com>
(cherry picked from commit e25209bfd6bc3c16a57f87092ae24a0f8b35fb8e)
Signed-off-by: TogoFire <togofire@mailfence.com>
Signed-off-by: Kanishk <kanishkthederp@gmail.com>
Signed-off-by: Sorayukii <sorayukii69@gmail.com>
This commit is contained in:
Joe Perches 2020-06-10 18:41:32 -07:00 • committed by Sorayukii
commit aa8df2fe8f
1 changed files with 3 additions and 0 deletions
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lib/lz4/lz4_decompress.c
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@ -141,6 +141,9 @@ static FORCE_INLINE int LZ4_decompress_generic(
* space in the output for those 18 bytes earlier, upon
* entering the shortcut (in other words, there is a
* combined check for both stages).
*
* The & in the likely() below is intentionally not && so that
* some compilers can produce better parallelized runtime code
*/
if ((endOnInput ? length != RUN_MASK : length <= 8)
/*