rt2x00: change beaconing locking

[deliverable/linux.git] / drivers / net / wireless / rt2x00 / rt2x00mac.c

diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c
index 212ac4842c1628a0d141104188626d55c616c487..d63636bbb9d741e2ea8f66061556aa709f320f42 100644 (file)
--- a/drivers/net/wireless/rt2x00/rt2x00mac.c
+++ b/drivers/net/wireless/rt2x00/rt2x00mac.c
@@ -624,6 +624,7 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw,
         * Start/stop beaconing.
         */
        if (changes & BSS_CHANGED_BEACON_ENABLED) {
+               mutex_lock(&intf->beacon_skb_mutex);
                if (!bss_conf->enable_beacon && intf->enable_beacon) {
                        rt2x00dev->intf_beaconing--;
                        intf->enable_beacon = false;
@@ -639,9 +640,7 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw,
                                 * Last beaconing interface disabled
                                 * -> stop beacon queue.
                                 */
-                               mutex_lock(&intf->beacon_skb_mutex);
                                rt2x00queue_stop_queue(rt2x00dev->bcn);
-                               mutex_unlock(&intf->beacon_skb_mutex);
                        }
                } else if (bss_conf->enable_beacon && !intf->enable_beacon) {
                        rt2x00dev->intf_beaconing++;
@@ -658,11 +657,10 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw,
                                 * First beaconing interface enabled
                                 * -> start beacon queue.
                                 */
-                               mutex_lock(&intf->beacon_skb_mutex);
                                rt2x00queue_start_queue(rt2x00dev->bcn);
-                               mutex_unlock(&intf->beacon_skb_mutex);
                        }
                }
+               mutex_unlock(&intf->beacon_skb_mutex);
        }
 
        /*
@@ -799,6 +797,8 @@ int rt2x00mac_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant)
 
        setup.tx = tx_ant;
        setup.rx = rx_ant;
+       setup.rx_chain_num = 0;
+       setup.tx_chain_num = 0;
 
        rt2x00lib_config_antenna(rt2x00dev, setup);