Merge tag 'mac80211-for-davem-2018-01-04' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211

Johannes Berg says:

====================
Two fixes:
 * drop mesh frames appearing to be from ourselves
 * check another netlink attribute for existence
====================

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