linux-kernel - [PATCH] bcache: set pdev_set_uuid before scond loop iteration

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Message-Id: <20201224015355.358211-1-yili@winhong.com>
Date:   Thu, 24 Dec 2020 09:53:55 +0800
From:   Yi Li <yili@...hong.com>
To:     colyli@...e.de
Cc:     yilikernel@...il.com, kent.overstreet@...il.com,
        linux-bcache@...r.kernel.org, linux-kernel@...r.kernel.org,
        Yi Li <yili@...hong.com>
Subject: [PATCH] bcache: set pdev_set_uuid before scond loop iteration

There is no need to reassign pdev_set_uuid in the second loop iteration,
so move it to the place before second loop.

Signed-off-by: Yi Li <yili@...hong.com>
---
 drivers/md/bcache/super.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c
index a4752ac410dc..6aa23a6fb394 100644
--- a/drivers/md/bcache/super.c
+++ b/drivers/md/bcache/super.c
@@ -2644,8 +2644,8 @@ static ssize_t bch_pending_bdevs_cleanup(struct kobject *k,
 	}
 
 	list_for_each_entry_safe(pdev, tpdev, &pending_devs, list) {
+		char *pdev_set_uuid = pdev->dc->sb.set_uuid;
 		list_for_each_entry_safe(c, tc, &bch_cache_sets, list) {
-			char *pdev_set_uuid = pdev->dc->sb.set_uuid;
 			char *set_uuid = c->set_uuid;
 
 			if (!memcmp(pdev_set_uuid, set_uuid, 16)) {
-- 
2.25.3