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authorSergey Senozhatsky <sergey.senozhatsky@gmail.com>2015-09-08 15:04:55 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2015-09-08 15:35:28 -0700
commitcd10add00c1b31cd664a31108a9b395025def50a (patch)
tree20da258501150fc2c06424884ca1a46a29f91ca8 /mm
parentb3e237f1f5a86030c875e186ff19640f4f4f3c63 (diff)
downloadlinux-cd10add00c1b31cd664a31108a9b395025def50a.tar.gz
zsmalloc: remove null check from destroy_handle_cache()
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>
Diffstat (limited to 'mm')
-rw-r--r--mm/zsmalloc.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
index c19b99c8a457..089120429c18 100644
--- a/mm/zsmalloc.c
+++ b/mm/zsmalloc.c
@@ -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)