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authorStanislaw Gruszka <sgruszka@redhat.com>2014-06-05 13:52:23 +0200
committerJohn W. Linville <linville@tuxdriver.com>2014-06-19 21:49:14 +0200
commit283dafa1c69475596701da7767df471c0a71d8fb (patch)
treeb6f11ab5c0c8fdb540a3dbadae0593519d37407e /drivers/net/wireless/rt2x00/rt2x00mac.c
parentmwifiex: Remove custom world regulatory domain (diff)
downloadlinux-283dafa1c69475596701da7767df471c0a71d8fb.tar.xz
linux-283dafa1c69475596701da7767df471c0a71d8fb.zip
rt2x00: change beaconing locking
This patch is needed for further changes to keep global variables consistent when changing beaconing on diffrent vif's. Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2x00mac.c')
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00mac.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c
index 671836210744..d63636bbb9d7 100644
--- 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);
}
/*