From: Chengguang Xu <cgxu519@gmx.com>
Date: Tue, 13 Nov 2018 23:33:09 +0000 (+0800)
Subject: md: remvoe redundant condition check
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=37b22c28946046e587c12b2b5bdaba7062e23f75;p=linux.git

md: remvoe redundant condition check

mempool_destroy() can handle NULL pointer correctly,
so there is no need to check NULL pointer before calling
mempool_destroy().

Signed-off-by: Chengguang Xu <cgxu519@gmx.com>
Signed-off-by: Shaohua Li <shli@fb.com>
---

diff --git a/drivers/md/md.c b/drivers/md/md.c
index 69778419aa207..4f9b5827355e5 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -5692,14 +5692,10 @@ int md_run(struct mddev *mddev)
 	return 0;
 
 abort:
-	if (mddev->flush_bio_pool) {
-		mempool_destroy(mddev->flush_bio_pool);
-		mddev->flush_bio_pool = NULL;
-	}
-	if (mddev->flush_pool){
-		mempool_destroy(mddev->flush_pool);
-		mddev->flush_pool = NULL;
-	}
+	mempool_destroy(mddev->flush_bio_pool);
+	mddev->flush_bio_pool = NULL;
+	mempool_destroy(mddev->flush_pool);
+	mddev->flush_pool = NULL;
 
 	return err;
 }