net: ip6_tunnel: Unregister catch-all devices
authorHristo Venev <hristo@venev.name>
Mon, 12 Apr 2021 17:41:17 +0000 (20:41 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 21 Apr 2021 11:00:57 +0000 (13:00 +0200)
commit33f3dab42ae2b40898743de7c66ca8bfbb015aa0
tree884bd41fb6c9a459023e88bce5d36a5b1b53a603
parentea0340e632ba60030aa3eda422cdb90c9fe7983e
net: ip6_tunnel: Unregister catch-all devices

commit 941ea91e87a6e879ed82dad4949f6234f2702bec upstream.

Similarly to the sit case, we need to remove the tunnels with no
addresses that have been moved to another network namespace.

Fixes: 0bd8762824e73 ("ip6tnl: add x-netns support")
Signed-off-by: Hristo Venev <hristo@venev.name>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
net/ipv6/ip6_tunnel.c