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Message-Id: <20130226235624.549770531@linuxfoundation.org>
Date:	Tue, 26 Feb 2013 15:58:14 -0800
From:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:	linux-kernel@...r.kernel.org
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	stable@...r.kernel.org, Li Wei <lw@...fujitsu.com>,
	"David S. Miller" <davem@...emloft.net>
Subject: [ 45/53] ipv4: fix a bug in ping_err().

3.0-stable review patch.  If anyone has any objections, please let me know.

------------------


From: Li Wei <lw@...fujitsu.com>

[ Upstream commit b531ed61a2a2a77eeb2f7c88b49aa5ec7d9880d8 ]

We should get 'type' and 'code' from the outer ICMP header.

Signed-off-by: Li Wei <lw@...fujitsu.com>
Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 net/ipv4/ping.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/net/ipv4/ping.c
+++ b/net/ipv4/ping.c
@@ -320,8 +320,8 @@ void ping_err(struct sk_buff *skb, u32 i
 	struct iphdr *iph = (struct iphdr *)skb->data;
 	struct icmphdr *icmph = (struct icmphdr *)(skb->data+(iph->ihl<<2));
 	struct inet_sock *inet_sock;
-	int type = icmph->type;
-	int code = icmph->code;
+	int type = icmp_hdr(skb)->type;
+	int code = icmp_hdr(skb)->code;
 	struct net *net = dev_net(skb->dev);
 	struct sock *sk;
 	int harderr;


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