3 files changed, 11 insertions, 2 deletions

diff --git a/drivers/net/wireless/libertas/cfg.c b/drivers/net/wireless/libertas/cfg.c
index 5046a0005034..373930afc26b 100644
--- a/drivers/net/wireless/libertas/cfg.c
+++ b/drivers/net/wireless/libertas/cfg.c
@@ -700,8 +700,9 @@ static void lbs_scan_worker(struct work_struct *work)
 
         if (priv->scan_channel < priv->scan_req->n_channels) {
                 cancel_delayed_work(&priv->scan_work);
-                queue_delayed_work(priv->work_thread, &priv->scan_work,
-                        msecs_to_jiffies(300));
+                if (!priv->stopping)
+                        queue_delayed_work(priv->work_thread, &priv->scan_work,
+                                msecs_to_jiffies(300));
         }
 
         /* This is the final data we are about to send */
diff --git a/drivers/net/wireless/libertas/dev.h b/drivers/net/wireless/libertas/dev.h
index f062ed583901..cb14c38caf3a 100644
--- a/drivers/net/wireless/libertas/dev.h
+++ b/drivers/net/wireless/libertas/dev.h
@@ -36,6 +36,7 @@ struct lbs_private {
         /* CFG80211 */
         struct wireless_dev *wdev;
         bool wiphy_registered;
+        bool stopping;
         struct cfg80211_scan_request *scan_req;
         u8 assoc_bss[ETH_ALEN];
         u8 disassoc_reason;
diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c
index 47ce5a6ba120..46b88b118c99 100644
--- a/drivers/net/wireless/libertas/main.c
+++ b/drivers/net/wireless/libertas/main.c
@@ -104,6 +104,7 @@ static int lbs_dev_open(struct net_device *dev)
         lbs_deb_enter(LBS_DEB_NET);
 
         spin_lock_irq(&priv->driver_lock);
+        priv->stopping = false;
 
         if (priv->connect_status == LBS_CONNECTED)
                 netif_carrier_on(dev);
@@ -131,10 +132,16 @@ static int lbs_eth_stop(struct net_device *dev)
         lbs_deb_enter(LBS_DEB_NET);
 
         spin_lock_irq(&priv->driver_lock);
+        priv->stopping = true;
         netif_stop_queue(dev);
         spin_unlock_irq(&priv->driver_lock);
 
         schedule_work(&priv->mcast_work);
+        cancel_delayed_work_sync(&priv->scan_work);
+        if (priv->scan_req) {
+                cfg80211_scan_done(priv->scan_req, false);
+                priv->scan_req = NULL;
+        }
 
         lbs_deb_leave(LBS_DEB_NET);
         return 0;