PC-BSD/trueos 86c8489sys/net80211 ieee80211_ioctl.c

MFC r342883:
net80211: fix panic when device is removed during initialization

if_dead() is called during device detach - check if interface is
still exists before trying to refresh vap MAC address
(IF_LLADDR will trigger page fault otherwise).
DeltaFile
+5-1sys/net80211/ieee80211_ioctl.c
+5-11 files

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