mac80211: dont add a STA which is not in the same IBSS

This patch avoids adding STAs that don't belong to our IBSS
ieee80211_bssid_match matches also bcast address so also APs
were added

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

net/mac80211/mlme.c

@@ -4360,7 +4360,7 @@ struct sta_info *ieee80211_ibss_add_sta(struct net_device *dev,
 		return NULL;
 	}
 
-	if (!ieee80211_bssid_match(bssid, sdata->u.sta.bssid))
+	if (compare_ether_addr(bssid, sdata->u.sta.bssid))
 		return NULL;
 
 #ifdef CONFIG_MAC80211_VERBOSE_DEBUG