1 files changed, 20 insertions, 34 deletions

diff --git a/drivers/net/wireless/mwifiex/scan.c b/drivers/net/wireless/mwifiex/scan.c
index bb60c27..9cf5d8f 100644
--- a/drivers/net/wireless/mwifiex/scan.c
+++ b/drivers/net/wireless/mwifiex/scan.c
@@ -1388,10 +1388,15 @@ int mwifiex_scan_networks(struct mwifiex_private *priv,
 			list_del(&cmd_node->list);
 			spin_unlock_irqrestore(&adapter->scan_pending_q_lock,
 					       flags);
-			adapter->cmd_queued = cmd_node;
 			mwifiex_insert_cmd_to_pending_q(adapter, cmd_node,
 							true);
 			queue_work(adapter->workqueue, &adapter->main_work);
+
+			/* Perform internal scan synchronously */
+			if (!priv->scan_request) {
+				dev_dbg(adapter->dev, "wait internal scan\n");
+				mwifiex_wait_queue_complete(adapter, cmd_node);
+			}
 		} else {
 			spin_unlock_irqrestore(&adapter->scan_pending_q_lock,
 					       flags);
@@ -1495,43 +1500,22 @@ static int mwifiex_update_curr_bss_params(struct mwifiex_private *priv,
 	if (ret)
 		goto done;
 
-	/* Update current bss descriptor parameters */
 	spin_lock_irqsave(&priv->curr_bcn_buf_lock, flags);
-	priv->curr_bss_params.bss_descriptor.bcn_wpa_ie = NULL;
-	priv->curr_bss_params.bss_descriptor.wpa_offset = 0;
-	priv->curr_bss_params.bss_descriptor.bcn_rsn_ie = NULL;
-	priv->curr_bss_params.bss_descriptor.rsn_offset = 0;
-	priv->curr_bss_params.bss_descriptor.bcn_wapi_ie = NULL;
-	priv->curr_bss_params.bss_descriptor.wapi_offset = 0;
-	priv->curr_bss_params.bss_descriptor.bcn_ht_cap = NULL;
-	priv->curr_bss_params.bss_descriptor.ht_cap_offset = 0;
-	priv->curr_bss_params.bss_descriptor.bcn_ht_oper = NULL;
-	priv->curr_bss_params.bss_descriptor.ht_info_offset = 0;
-	priv->curr_bss_params.bss_descriptor.bcn_bss_co_2040 = NULL;
-	priv->curr_bss_params.bss_descriptor.bss_co_2040_offset = 0;
-	priv->curr_bss_params.bss_descriptor.bcn_ext_cap = NULL;
-	priv->curr_bss_params.bss_descriptor.ext_cap_offset = 0;
-	priv->curr_bss_params.bss_descriptor.beacon_buf = NULL;
-	priv->curr_bss_params.bss_descriptor.beacon_buf_size = 0;
-	priv->curr_bss_params.bss_descriptor.bcn_vht_cap = NULL;
-	priv->curr_bss_params.bss_descriptor.vht_cap_offset = 0;
-	priv->curr_bss_params.bss_descriptor.bcn_vht_oper = NULL;
-	priv->curr_bss_params.bss_descriptor.vht_info_offset = 0;
-	priv->curr_bss_params.bss_descriptor.oper_mode = NULL;
-	priv->curr_bss_params.bss_descriptor.oper_mode_offset = 0;
-
-	/* Disable 11ac by default. Enable it only where there
-	 * exist VHT_CAP IE in AP beacon
-	 */
-	priv->curr_bss_params.bss_descriptor.disable_11ac = true;
-
 	/* Make a copy of current BSSID descriptor */
 	memcpy(&priv->curr_bss_params.bss_descriptor, bss_desc,
 	       sizeof(priv->curr_bss_params.bss_descriptor));
+
+	/* The contents of beacon_ie will be copied to its own buffer
+	 * in mwifiex_save_curr_bcn()
+	 */
 	mwifiex_save_curr_bcn(priv);
 	spin_unlock_irqrestore(&priv->curr_bcn_buf_lock, flags);
 
 done:
+	/* beacon_ie buffer was allocated in function
+	 * mwifiex_fill_new_bss_desc(). Free it now.
+	 */
+	kfree(bss_desc->beacon_buf);
 	kfree(bss_desc);
 	return 0;
 }
@@ -1790,7 +1774,12 @@ check_next_scan:
 		/* Need to indicate IOCTL complete */
 		if (adapter->curr_cmd->wait_q_enabled) {
 			adapter->cmd_wait_q.status = 0;
-			mwifiex_complete_cmd(adapter, adapter->curr_cmd);
+			if (!priv->scan_request) {
+				dev_dbg(adapter->dev,
+					"complete internal scan\n");
+				mwifiex_complete_cmd(adapter,
+						     adapter->curr_cmd);
+			}
 		}
 		if (priv->report_scan_result)
 			priv->report_scan_result = false;
@@ -1946,9 +1935,6 @@ int mwifiex_request_scan(struct mwifiex_private *priv,
 		/* Normal scan */
 		ret = mwifiex_scan_networks(priv, NULL);
 
-	if (!ret)
-		ret = mwifiex_wait_queue_complete(priv->adapter);
-
 	up(&priv->async_sem);
 
 	return ret;