mac80211: A-MPDU Rx stop aggregation on proper dev

This patch adds a check to insure that Rx A-MPDU will be stopped only
for the proper device.
Signed-off-by: Ron Rindjunsky <ron.rindjunsky@intel.com>
Acked-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

net/mac80211/ieee80211.c

@@ -299,9 +299,11 @@ static int ieee80211_stop(struct net_device *dev)
 	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 
 	list_for_each_entry(sta, &local->sta_list, list) {
+		if (sta->dev == dev)
 			for (i = 0; i <  STA_TID_NUM; i++)
-			ieee80211_sta_stop_rx_ba_session(sta->dev, sta->addr,
-						i, WLAN_BACK_RECIPIENT,
+				ieee80211_sta_stop_rx_ba_session(sta->dev,
+						sta->addr, i,
+						WLAN_BACK_RECIPIENT,
 						WLAN_REASON_QSTA_LEAVE_QBSS);
 	}