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ip_tunnel: fix potential issue in ip_tunnel_rcv
authorHaishuang Yan <yanhaishuang@cmss.chinamobile.com>
Thu, 15 Jun 2017 02:29:29 +0000 (10:29 +0800)
committerDavid S. Miller <davem@davemloft.net>
Fri, 16 Jun 2017 16:01:29 +0000 (12:01 -0400)
commit469f87e158628fe66dcbbce9dd5e7b7acfe934a9
treea3b7388431138984c5d6a9d8fa2f242bf8e853f7tree | snapshot (tar.gz zip)
parentbe56a099e0f990532e10c940a3778303cc5a0d91commit | diff
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>
net/ipv4/ip_tunnel.c diff | blob | blame | history