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zsmalloc: remove null check from destroy_handle_cache()

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We can pass a NULL cache pointer to kmem_cache_destroy(), because it
NULL-checks its argument now.  Remove redundant test from
destroy_handle_cache().

Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Acked-by: Minchan Kim <minchan@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Sergey Senozhatsky 2015-09-08 15:04:55 -07:00 committed by Linus Torvalds
parent b3e237f1f5
commit cd10add00c
1 changed files with 1 additions and 2 deletions
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3
mm/zsmalloc.c
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@ -288,8 +288,7 @@ static int create_handle_cache(struct zs_pool *pool)
static void destroy_handle_cache(struct zs_pool *pool)
{
if (pool->handle_cachep)
kmem_cache_destroy(pool->handle_cachep);
kmem_cache_destroy(pool->handle_cachep);
}
static unsigned long alloc_handle(struct zs_pool *pool)