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lib/sg_pool.c: remove unnecessary null check when freeing object

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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>
This commit is contained in:
zhong jiang 2018-10-30 15:05:37 -07:00 committed by Linus Torvalds
parent 7a20c2fa1c
commit 7f476715d0
1 changed files with 3 additions and 4 deletions
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7
lib/sg_pool.c
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@ -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;