[1/6] mac80211: perform scan cancel in hw reset work

Commit Message

Stanislaw Gruszka Oct. 1, 2010, 12:05 p.m. UTC

None

Patch

diff --git a/net/mac80211/main.c b/net/mac80211/main.c
index e24fa5b..494dba1 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -295,7 +295,17 @@  static void ieee80211_restart_work(struct work_struct *work)
 	struct ieee80211_local *local =
 		container_of(work, struct ieee80211_local, restart_work);
 
+	/* wait for scan work complete */
+	flush_workqueue(local->workqueue);
+
+	mutex_lock(&local->mtx);
+	WARN(test_bit(SCAN_HW_SCANNING, &local->scanning),
+		"%s called with hardware scan in progress\n", __func__);
+	mutex_unlock(&local->mtx);
+
 	rtnl_lock();
+	if (unlikely(test_bit(SCAN_SW_SCANNING, &local->scanning)))
+		ieee80211_scan_cancel(local);
 	ieee80211_reconfig(local);
 	rtnl_unlock();
 }
@@ -306,15 +316,6 @@  void ieee80211_restart_hw(struct ieee80211_hw *hw)
 
 	trace_api_restart_hw(local);
 
-	/* wait for scan work complete */
-	flush_workqueue(local->workqueue);
-
-	WARN(test_bit(SCAN_HW_SCANNING, &local->scanning),
-		"%s called with hardware scan in progress\n", __func__);
-
-	if (unlikely(test_bit(SCAN_SW_SCANNING, &local->scanning)))
-		ieee80211_scan_cancel(local);
-
 	/* use this reason, ieee80211_reconfig will unblock it */
 	ieee80211_stop_queues_by_reason(hw,
 		IEEE80211_QUEUE_STOP_REASON_SUSPEND);