netdev - [PATCH][netdev-next] gre: remove duplicated assignment of iph

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Message-Id: <20170823111305.19185-1-colin.king@canonical.com>
Date:   Wed, 23 Aug 2017 12:13:05 +0100
From:   Colin King <colin.king@...onical.com>
To:     "David S . Miller" <davem@...emloft.net>,
        Alexey Kuznetsov <kuznet@....inr.ac.ru>,
        Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>,
        netdev@...r.kernel.org
Cc:     kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH][netdev-next] gre: remove duplicated assignment of iph

From: Colin Ian King <colin.king@...onical.com>

iph is being assigned the same value twice; remove the redundant
second assignment.

Fixes warning:
net/ipv4/ip_gre.c:265:2: warning: Value stored to 'iph' is never read

Signed-off-by: Colin Ian King <colin.king@...onical.com>
---
 net/ipv4/ip_gre.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index 6e8a62289e03..6b3e7c99a3b6 100644
--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -268,7 +268,6 @@ static int erspan_rcv(struct sk_buff *skb, struct tnl_ptk_info *tpi,
 	if (unlikely(!pskb_may_pull(skb, len)))
 		return -ENOMEM;
 
-	iph = ip_hdr(skb);
 	ershdr = (struct erspanhdr *)(skb->data + gre_hdr_len);
 
 	/* The original GRE header does not have key field,
-- 
2.14.1