wlcore: flush before stopping AP

Make sure the deauth bcast gets sent

[Make sure we are AP as well before the flush - Arik]
Signed-off-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>

drivers/net/wireless/ti/wlcore/main.c

@@ -3968,6 +3968,10 @@ static void wl1271_op_bss_info_changed(struct ieee80211_hw *hw,
 	if (!is_ap && (changed & BSS_CHANGED_ASSOC))
 		cancel_delayed_work_sync(&wl->connection_loss_work);
 
+	if (is_ap && (changed & BSS_CHANGED_BEACON_ENABLED) &&
+	    !bss_conf->enable_beacon)
+		wl1271_tx_flush(wl);
+
 	mutex_lock(&wl->mutex);
 
 	if (unlikely(wl->state == WL1271_STATE_OFF))