From: Li RongQing <roy.qing.li@gmail.com>
Date: Fri, 21 Mar 2014 12:53:57 +0000 (+0800)
Subject: netpoll: fix the skb check in pkt_is_ns
X-Git-Url: http://git.mmlx.us/?a=commitdiff_plain;h=debd53455f49ecd18b4cb1198e20416bd25bf46e;p=linux-edison.git

netpoll: fix the skb check in pkt_is_ns

[ Not applicable upstream commit, the code here has been removed
  upstream. ]

Neighbor Solicitation is ipv6 protocol, so we should check
skb->protocol with ETH_P_IPV6

Signed-off-by: Li RongQing <roy.qing.li@gmail.com>
Cc: WANG Cong <amwang@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index 433a1051d32..e861438d545 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -745,7 +745,7 @@ static bool pkt_is_ns(struct sk_buff *skb)
 	struct nd_msg *msg;
 	struct ipv6hdr *hdr;
 
-	if (skb->protocol != htons(ETH_P_ARP))
+	if (skb->protocol != htons(ETH_P_IPV6))
 		return false;
 	if (!pskb_may_pull(skb, sizeof(struct ipv6hdr) + sizeof(struct nd_msg)))
 		return false;