linux-kernel - [PATCH] dm: remove unneeded variable

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Date:   Thu, 11 Nov 2021 07:53:31 +0000
From:   cgel.zte@...il.com
To:     agk@...hat.com
Cc:     snitzer@...hat.com, dm-devel@...hat.com,
        linux-kernel@...r.kernel.org,
        ran jianping <ran.jianping@....com.cn>,
        Zeal Robot <zealci@....com.cn>
Subject: [PATCH] dm: remove unneeded variable

From: ran jianping <ran.jianping@....com.cn>

Fix the following coccicheck review:
./drivers/md/dm-ps-round-robin.c:91:5-7:Unneeded variable

Remove unneeded variable used to store return value.

Reported-by: Zeal Robot <zealci@....com.cn>
Signed-off-by: ran jianping <ran.jianping@....com.cn>
---
 drivers/md/dm-ps-round-robin.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/md/dm-ps-round-robin.c b/drivers/md/dm-ps-round-robin.c
index 27f44c5fa04e..455fc02af1cf 100644
--- a/drivers/md/dm-ps-round-robin.c
+++ b/drivers/md/dm-ps-round-robin.c
@@ -88,7 +88,6 @@ static int rr_status(struct path_selector *ps, struct dm_path *path,
 		     status_type_t type, char *result, unsigned int maxlen)
 {
 	struct path_info *pi;
-	int sz = 0;
 
 	if (!path)
 		DMEMIT("0 ");
@@ -107,7 +106,7 @@ static int rr_status(struct path_selector *ps, struct dm_path *path,
 		}
 	}
 
-	return sz;
+	return 0;
 }
 
 /*
-- 
2.25.1