linux-kernel - [PATCH 1/6] block: Remove unneeded variable err for returning 0

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Date:	Mon, 26 Oct 2015 00:18:32 +0530
From:	Punit Vara <punitvara@...il.com>
To:	linux-kernel@...r.kernel.org
Cc:	drbd-user@...ts.linbit.com, drbd-dev@...ts.linbit.com,
	Punit Vara <punitvara@...il.com>
Subject: [PATCH 1/6] block: Remove unneeded variable err for returning 0

This patch is to the mg_disk.c file that removes unnecessary err
and fixes  following warning reported by coccicheck:

Unneeded variable: "err". Return "0" on line 1077

Signed-off-by: Punit Vara <punitvara@...il.com>
---
 drivers/block/mg_disk.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/block/mg_disk.c b/drivers/block/mg_disk.c
index 145ce2a..d6f3feb 100644
--- a/drivers/block/mg_disk.c
+++ b/drivers/block/mg_disk.c
@@ -1038,7 +1038,6 @@ static int mg_remove(struct platform_device *plat_dev)
 {
 	struct mg_drv_data *prv_data = plat_dev->dev.platform_data;
 	struct mg_host *host = prv_data->host;
-	int err = 0;
 
 	/* delete timer */
 	del_timer_sync(&host->timer);
@@ -1074,7 +1073,7 @@ static int mg_remove(struct platform_device *plat_dev)
 	/* free mg_host */
 	kfree(host);
 
-	return err;
+	return 0;
 }
 
 static struct platform_driver mg_disk_driver = {
-- 
2.5.3

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