From 28e72216d7e7af7050f171a87c1eecba93d01ea6 Mon Sep 17 00:00:00 2001
From: Eric Dumazet <eric.dumazet@gmail.com>
Date: Thu, 28 May 2009 10:44:30 +0000
Subject: [PATCH] net: unset IFF_XMIT_DST_RELEASE in ipip_tunnel_setup()

ipip_tunnel_xmit() might need skb->dst, so tell dev_hard_start_xmit()
to no release it.

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 net/ipv4/ipip.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c
index 9054139795af..bb2f1b17fbf1 100644
--- a/net/ipv4/ipip.c
+++ b/net/ipv4/ipip.c
@@ -713,6 +713,7 @@ static void ipip_tunnel_setup(struct net_device *dev)
 	dev->iflink		= 0;
 	dev->addr_len		= 4;
 	dev->features		|= NETIF_F_NETNS_LOCAL;
+	dev->priv_flags		&= ~IFF_XMIT_DST_RELEASE;
 }
 
 static void ipip_tunnel_init(struct net_device *dev)
-- 
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