Haishuang Yan 469f87e158 ip_tunnel: fix potential issue in ip_tunnel_rcv
When ip_tunnel_rcv fails, the tun_dst won't be freed, so call
dst_release to free it in error code path.

Fixes: 2e15ea390e6f ("ip_gre: Add support to collect tunnel metadata.")
Acked-by: Eric Dumazet <edumazet@google.com>
Acked-by: Pravin B Shelar <pshelar@ovn.org>
Tested-by: Zhang Shengju <zhangshengju@cmss.chinamobile.com>
Signed-off-by: Haishuang Yan <yanhaishuang@cmss.chinamobile.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-06-16 12:01:29 -04:00
..
2017-06-04 22:56:55 -04:00
2016-10-20 14:32:22 -04:00
2017-01-13 22:37:16 -05:00
2017-04-30 22:44:04 -04:00
2017-05-08 15:10:31 -04:00
2017-03-24 20:50:28 -07:00
2017-05-02 15:07:02 -04:00
2016-06-10 23:07:49 -07:00
2017-02-15 11:04:11 +01:00
2017-01-10 10:57:12 +01:00
2013-05-31 17:19:05 -07:00