huaibin Wang d4257295ba ip6_gre: release cached dst on tunnel removal
When a tunnel is deleted, the cached dst entry should be released.

This problem may prevent the removal of a netns (seen with a x-netns IPv6
gre tunnel):
  unregister_netdevice: waiting for lo to become free. Usage count = 3

CC: Dmitry Kozlov <xeb@mail.ru>
Fixes: c12b395a4664 ("gre: Support GRE over IPv6")
Signed-off-by: huaibin Wang <huaibin.wang@6wind.com>
Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2015-08-25 14:33:00 -07:00
..
2015-05-28 11:23:20 +08:00
2015-05-03 21:58:01 -04:00
2015-05-30 23:48:36 -07:00
2015-02-28 16:56:51 -05:00
2015-05-31 21:42:18 -07:00
2014-05-23 16:28:53 -04:00