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Subject[PATCH] mm, slab: remove unnecessary unlikely()
Date
WARN_ON() already contains an unlikely(), so it's not necessary to use
unlikely.

Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
---
mm/slab_common.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/mm/slab_common.c b/mm/slab_common.c
index 7eb8dc136c1c..4f54684f5435 100644
--- a/mm/slab_common.c
+++ b/mm/slab_common.c
@@ -1029,10 +1029,8 @@ struct kmem_cache *kmalloc_slab(size_t size, gfp_t flags)

index = size_index[size_index_elem(size)];
} else {
- if (unlikely(size > KMALLOC_MAX_CACHE_SIZE)) {
- WARN_ON(1);
+ if (WARN_ON(size > KMALLOC_MAX_CACHE_SIZE))
return NULL;
- }
index = fls(size - 1);
}

--
2.17.0
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