netdev - [PATCH linux-next] net: ipv6: Fix compiler warning

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Message-ID: <51229152.8010007@semaphore.gr>
Date:	Mon, 18 Feb 2013 22:38:42 +0200
From:	Stratos Karafotis <stratosk@...aphore.gr>
To:	Steffen Klassert <steffen.klassert@...unet.com>,
	"David S. Miller" <davem@...emloft.net>,
	Alexey Kuznetsov <kuznet@....inr.ac.ru>,
	James Morris <jmorris@...ei.org>,
	Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>
CC:	netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH linux-next] net: ipv6: Fix compiler warning

Fix the following compiler warning (also a checkpatch error):

net/ipv6/xfrm6_mode_tunnel.c: In function ‘xfrm6_mode_tunnel_input’:
net/ipv6/xfrm6_mode_tunnel.c:72:2: warning: suggest parentheses around
assignment used as truth value [-Wparentheses]

Signed-off-by: Stratos Karafotis <stratosk@...aphore.gr>
---
 net/ipv6/xfrm6_mode_tunnel.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/net/ipv6/xfrm6_mode_tunnel.c b/net/ipv6/xfrm6_mode_tunnel.c
index 93c41a8..9bf6a74 100644
--- a/net/ipv6/xfrm6_mode_tunnel.c
+++ b/net/ipv6/xfrm6_mode_tunnel.c
@@ -69,7 +69,8 @@ static int xfrm6_mode_tunnel_input(struct xfrm_state *x, struct sk_buff *skb)
 	if (!pskb_may_pull(skb, sizeof(struct ipv6hdr)))
 		goto out;
 
-	if (err = skb_unclone(skb, GFP_ATOMIC))
+	err = skb_unclone(skb, GFP_ATOMIC);
+	if (err)
 		goto out;
 
 	if (x->props.flags & XFRM_STATE_DECAP_DSCP)
-- 
1.8.1.2

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