linux-kernel - Re: [PATCH v4 2/2] ip6_tunnel: fix potential issue in __ip6_tnl

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Message-Id: <20170616.120211.938246180659777930.davem@davemloft.net>
Date:   Fri, 16 Jun 2017 12:02:11 -0400 (EDT)
From:   David Miller <davem@...emloft.net>
To:     yanhaishuang@...s.chinamobile.com
Cc:     edumazet@...gle.com, pshelar@....org, ast@...com,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 2/2] ip6_tunnel: fix potential issue in __ip6_tnl_rcv

From: Haishuang Yan <yanhaishuang@...s.chinamobile.com>
Date: Thu, 15 Jun 2017 10:29:30 +0800

> When __ip6_tnl_rcv fails, the tun_dst won't be freed, so call
> dst_release to free it in error code path.
> 
> Fixes: 8d79266bc48c ("ip6_tunnel: add collect_md mode to IPv6 tunnels")
> CC: Alexei Starovoitov <ast@...com>
> Tested-by: Zhang Shengju <zhangshengju@...s.chinamobile.com>
> Signed-off-by: Haishuang Yan <yanhaishuang@...s.chinamobile.com>

Applied.