The first patch restores the possibility to bind an ip4 tunnel to an interface whith a large mtu. The second patch was spotted after the first fix. I also target it to net because it fixes the max mtu value that can be used for ipv6 tunnels.
v2: remove the 0xfff8 in ip_tunnel_newlink() net/ipv4/ip_tunnel.c | 8 ++++---- net/ipv6/ip6_tunnel.c | 11 ++++++++--- net/ipv6/sit.c | 5 +++-- 3 files changed, 15 insertions(+), 9 deletions(-) Comments are welcomed, Regards, Nicolas