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authorzhong jiang <zhongjiang@huawei.com>2018-10-30 15:05:37 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2018-10-31 08:54:13 -0700
commit7f476715d05f53915f0390e074a6988ce6a12f36 (patch)
tree9f59abf8200f2115fa39dbbfcb013cd61bca7dd0 /lib/sg_pool.c
parent7a20c2fa1cc6edc1c3d1d40174fc30d1bbafa4d1 (diff)
downloadlinux-7f476715d05f53915f0390e074a6988ce6a12f36.tar.gz
lib/sg_pool.c: remove unnecessary null check when freeing object
mempool_destroy(NULL) and kmem_cache_destroy(NULL) are legal Link: http://lkml.kernel.org/r/1533054107-35657-1-git-send-email-zhongjiang@huawei.com Signed-off-by: zhong jiang <zhongjiang@huawei.com> Cc: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'lib/sg_pool.c')
-rw-r--r--lib/sg_pool.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/lib/sg_pool.c b/lib/sg_pool.c
index 6dd30615a201..d1c1e6388eaa 100644
--- a/lib/sg_pool.c
+++ b/lib/sg_pool.c
@@ -148,10 +148,9 @@ static __init int sg_pool_init(void)
cleanup_sdb:
for (i = 0; i < SG_MEMPOOL_NR; i++) {
struct sg_pool *sgp = sg_pools + i;
- if (sgp->pool)
- mempool_destroy(sgp->pool);
- if (sgp->slab)
- kmem_cache_destroy(sgp->slab);
+
+ mempool_destroy(sgp->pool);
+ kmem_cache_destroy(sgp->slab);
}
return -ENOMEM;