Merge tag 'batadv-net-for-davem-20190821' of git://git.open-mesh.org/linux-merge

Simon Wunderlich says:

====================
Here is a batman-adv bugfix:

 - fix uninit-value in batadv_netlink_get_ifindex(), by Eric Dumazet
====================

Signed-off-by: David S. Miller <davem@davemloft.net>