mac80211_hwsim: clean up own address matching

Using perm_addr is always wrong, it may be reassigned by
anyone using standard netdev APIs. Remove that from the
match function and also use the match function where only
the perm_addr was used now.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>

diff --cc drivers/net/wireless/mac80211_hwsim.c
Simple merge