Messages in this thread Patch in this message | | | From | Peng Wang <> | Subject | [PATCH] mm/slub.c: freelist is ensured to be NULL when new_slab() fails | Date | Sat, 29 Dec 2018 14:25:12 +0800 |
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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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