mac80211: fix NULL pointer crash in monitor frame injection TX path
This "patch to the patch" fixes a NULL pointer derefence crash in the new
intermediate software queues. The crash can be reproduced by injecting an
802.11 frame with a BSSID that does not belong to a configured vif. The
wperf tool (https://github.com/anyfi/wperf) may be convenient for doing
this.
Signed-off-by: Johan Almbladh <ja@anyfi.net>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@44220
3c298f89-4303-0410-b956-
a3cf2f4a3e73