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

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Message-Id: <1615282320-28246-1-git-send-email-yang.lee@linux.alibaba.com>
Date:   Tue,  9 Mar 2021 17:32:00 +0800
From:   Yang Li <yang.lee@...ux.alibaba.com>
To:     agk@...hat.com
Cc:     snitzer@...hat.com, dm-devel@...hat.com,
        linux-kernel@...r.kernel.org, Yang Li <yang.lee@...ux.alibaba.com>
Subject: [PATCH] dm: remove unneeded variable 'sz'

Fix the following coccicheck warning:
./drivers/md/dm-ps-service-time.c:85:10-12: Unneeded variable: "sz".
Return "0" on line 105

Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
Signed-off-by: Yang Li <yang.lee@...ux.alibaba.com>
---
 drivers/md/dm-ps-service-time.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/md/dm-ps-service-time.c b/drivers/md/dm-ps-service-time.c
index 9cfda66..12dd5ce 100644
--- a/drivers/md/dm-ps-service-time.c
+++ b/drivers/md/dm-ps-service-time.c
@@ -82,7 +82,6 @@ static void st_destroy(struct path_selector *ps)
 static int st_status(struct path_selector *ps, struct dm_path *path,
 		     status_type_t type, char *result, unsigned maxlen)
 {
-	unsigned sz = 0;
 	struct path_info *pi;
 
 	if (!path)
@@ -102,7 +101,7 @@ static int st_status(struct path_selector *ps, struct dm_path *path,
 		}
 	}
 
-	return sz;
+	return 0;
 }
 
 static int st_add_path(struct path_selector *ps, struct dm_path *path,
-- 
1.8.3.1