5 files changed, 25 insertions, 3 deletions

diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c
index b9f7b3e6912..c24824f8c8a 100644
--- a/drivers/net/wireless/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/mwifiex/cfg80211.c
@@ -1502,6 +1502,12 @@ mwifiex_cfg80211_scan(struct wiphy *wiphy,
 
 	wiphy_dbg(wiphy, "info: received scan request on %s\n", dev->name);
 
+	if (atomic_read(&priv->wmm.tx_pkts_queued) >=
+	    MWIFIEX_MIN_TX_PENDING_TO_CANCEL_SCAN) {
+		dev_dbg(priv->adapter->dev, "scan rejected due to traffic\n");
+		return -EBUSY;
+	}
+
 	priv->scan_request = request;
 
 	priv->user_scan_cfg = kzalloc(sizeof(struct mwifiex_user_scan_cfg),
@@ -1630,7 +1636,7 @@ mwifiex_setup_ht_caps(struct ieee80211_sta_ht_cap *ht_info,
  *  create a new virtual interface with the given name
  */
 struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy,
-					      char *name,
+					      const char *name,
 					      enum nl80211_iftype type,
 					      u32 *flags,
 					      struct vif_params *params)
diff --git a/drivers/net/wireless/mwifiex/ie.c b/drivers/net/wireless/mwifiex/ie.c
index 1d8dd003e39..fa3a80fb8c0 100644
--- a/drivers/net/wireless/mwifiex/ie.c
+++ b/drivers/net/wireless/mwifiex/ie.c
@@ -160,7 +160,7 @@ mwifiex_update_uap_custom_ie(struct mwifiex_private *priv,
 	u16 len;
 	int ret;
 
-	ap_custom_ie = kzalloc(sizeof(struct mwifiex_ie), GFP_KERNEL);
+	ap_custom_ie = kzalloc(sizeof(*ap_custom_ie), GFP_KERNEL);
 	if (!ap_custom_ie)
 		return -ENOMEM;
 
diff --git a/drivers/net/wireless/mwifiex/init.c b/drivers/net/wireless/mwifiex/init.c
index 9c1549ee4c0..b2ba262f8a1 100644
--- a/drivers/net/wireless/mwifiex/init.c
+++ b/drivers/net/wireless/mwifiex/init.c
@@ -118,6 +118,7 @@ static void scan_delay_timer_fn(unsigned long data)
 
 			mwifiex_insert_cmd_to_pending_q(adapter, cmd_node,
 							true);
+			queue_work(adapter->workqueue, &adapter->main_work);
 			goto done;
 		}
 	} else {
diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h
index 12ceea47b4b..90b64b01544 100644
--- a/drivers/net/wireless/mwifiex/main.h
+++ b/drivers/net/wireless/mwifiex/main.h
@@ -91,6 +91,8 @@ enum {
 #define MWIFIEX_MAX_EMPTY_TX_Q_CNT			10
 #define MWIFIEX_SCAN_DELAY_MSEC				20
 
+#define MWIFIEX_MIN_TX_PENDING_TO_CANCEL_SCAN		2
+
 #define RSN_GTK_OUI_OFFSET				2
 
 #define MWIFIEX_OUI_NOT_PRESENT			0
@@ -1031,7 +1033,7 @@ int mwifiex_check_network_compatibility(struct mwifiex_private *priv,
 					struct mwifiex_bssdescriptor *bss_desc);
 
 struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy,
-					      char *name,
+					      const char *name,
 					      enum nl80211_iftype type,
 					      u32 *flags,
 					      struct vif_params *params);
diff --git a/drivers/net/wireless/mwifiex/sta_ioctl.c b/drivers/net/wireless/mwifiex/sta_ioctl.c
index d7ad2d4a069..731562f026f 100644
--- a/drivers/net/wireless/mwifiex/sta_ioctl.c
+++ b/drivers/net/wireless/mwifiex/sta_ioctl.c
@@ -26,6 +26,9 @@
 #include "11n.h"
 #include "cfg80211.h"
 
+static int disconnect_on_suspend = 1;
+module_param(disconnect_on_suspend, int, 0644);
+
 /*
  * Copies the multicast address list from device to driver.
  *
@@ -448,6 +451,16 @@ EXPORT_SYMBOL_GPL(mwifiex_cancel_hs);
 int mwifiex_enable_hs(struct mwifiex_adapter *adapter)
 {
 	struct mwifiex_ds_hs_cfg hscfg;
+	struct mwifiex_private *priv;
+	int i;
+
+	if (disconnect_on_suspend) {
+		for (i = 0; i < adapter->priv_num; i++) {
+			priv = adapter->priv[i];
+			if (priv)
+				mwifiex_deauthenticate(priv, NULL);
+		}
+	}
 
 	if (adapter->hs_activated) {
 		dev_dbg(adapter->dev, "cmd: HS Already actived\n");