From: Haishuang Yan
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
> Tested-by: Zhang Shengju
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
Tested-by: Zhang Shengju
Signed-off-by: Haishuang Yan
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Changes since v4:
* Add the the mi
