Commit 7f476715 authored Oct 30, 2018 by zhong jiang Committed by Linus Torvalds Oct 31, 2018

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>

parent 7a20c2fa

lib/sg_pool.c

+3 −4

Original line number	Diff line number	Diff line
		@@ -148,9 +148,8 @@ 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);
		}

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