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Subject[PATCH] mm/slub.c: freelist is ensured to be NULL when new_slab() fails
Date
new_slab_objects() will return immediately if freelist is not NULL.

if (freelist)
return freelist;

One more assignment operation could be avoided.

Signed-off-by: Peng Wang <rocking@whu.edu.cn>
---
mm/slub.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/mm/slub.c b/mm/slub.c
index 36c0befeebd8..cf2ef4ababff 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -2463,8 +2463,7 @@ static inline void *new_slab_objects(struct kmem_cache *s, gfp_t flags,
stat(s, ALLOC_SLAB);
c->page = page;
*pc = c;
- } else
- freelist = NULL;
+ }

return freelist;
}
--
2.19.1
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