From: Eric Garver <e...@erig.me>
Date: Fri, 2 Jun 2017 14:54:10 -0400
> Since commit 9b4437a5b870 ("geneve: Unify LWT and netdev handling.")
> when using COLLECT_METADATA geneve devices are created with too small of
> a needed_headroom and too large of a max_mtu. This is because
> ip_tunnel_info_af() is not valid with the device level info when using
> COLLECT_METADATA and we mistakenly fall into the IPv4 case.
>
> For COLLECT_METADATA, always use the worst case of ipv6 since both
> sockets are created.
>
> Fixes: 9b4437a5b870 ("geneve: Unify LWT and netdev handling.")
> Signed-off-by: Eric Garver <e...@erig.me>
Applied and queued up for -stable, thanks.
