linux-kernel - [PATCH 5/5] xen-netback: Delete an unnecessary variable initialisation in xen_register

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Message-ID: <56881038.7010800@users.sourceforge.net>
Date:	Sat, 2 Jan 2016 19:00:24 +0100
From:	SF Markus Elfring <elfring@...rs.sourceforge.net>
To:	xen-devel@...ts.xenproject.org, netdev@...r.kernel.org,
	Ian Campbell <ian.campbell@...rix.com>,
	Wei Liu <wei.liu2@...rix.com>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	kernel-janitors@...r.kernel.org,
	Julia Lawall <julia.lawall@...6.fr>
Subject: [PATCH 5/5] xen-netback: Delete an unnecessary variable
 initialisation in xen_register_watchers()

From: Markus Elfring <elfring@...rs.sourceforge.net>
Date: Sat, 2 Jan 2016 18:28:26 +0100

Omit explicit initialisation at the beginning for one local variable
that is redefined before its first use.

Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
---
 drivers/net/xen-netback/xenbus.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/xen-netback/xenbus.c b/drivers/net/xen-netback/xenbus.c
index e8dfc3d..55f0735 100644
--- a/drivers/net/xen-netback/xenbus.c
+++ b/drivers/net/xen-netback/xenbus.c
@@ -685,7 +685,7 @@ static void xen_net_rate_changed(struct xenbus_watch *watch,
 
 static int xen_register_watchers(struct xenbus_device *dev, struct xenvif *vif)
 {
-	int err = 0;
+	int err;
 	char *node;
 	unsigned maxlen;
 
-- 
2.6.3

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