From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Miller <davem@davemloft.net>
Subject: Re: [PATCH v2] ip_tunnel: clear IPCB in ip_tunnel_xmit() in case
 dst_link_failure() is called
Date: Thu, 23 Jan 2014 13:28:53 -0800 (PST)
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From: Duan Jiong <duanj.fnst@cn.fujitsu.com>
Date: Thu, 23 Jan 2014 14:00:25 +0800

> 
> commit a622260254ee48("ip_tunnel: fix kernel panic with icmp_dest_unreach")
> clear IPCB in ip_tunnel_xmit()  , or else skb->cb[] may contain garbage from
> GSO segmentation layer.
> 
> But commit 0e6fbc5b6c621("ip_tunnels: extend iptunnel_xmit()") refactor codes,
> and it clear IPCB behind the dst_link_failure().
> 
> So clear IPCB in ip_tunnel_xmit() just like commti a622260254ee48("ip_tunnel:
> fix kernel panic with icmp_dest_unreach").
> 
> Signed-off-by: Duan Jiong <duanj.fnst@cn.fujitsu.com>

Applied and queued up for -stable, thanks.