X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fnet%2Fwireless%2Fiwlwifi%2Fiwl3945-base.c;h=81dfcb88285753d4cbbc951cb6b95d8a22a49f96;hb=14b5433606289dbc5b6fd70ced11462f80e95003;hp=d15a2c9979549983316a1981bdc07edf27581c54;hpb=2502991560dc8244dbe10e48473d85722c1e2ec1;p=linux-2.6-omap-h63xx.git

diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index d15a2c99795..81dfcb88285 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -6256,6 +6256,11 @@ static void iwl3945_bg_request_scan(struct work_struct *data)
 					      n_probes,
 			(void *)&scan->data[le16_to_cpu(scan->tx_cmd.len)]);
 
+	if (scan->channel_count == 0) {
+		IWL_DEBUG_SCAN("channel count %d\n", scan->channel_count);
+		goto done;
+	}
+
 	cmd.len += le16_to_cpu(scan->tx_cmd.len) +
 	    scan->channel_count * sizeof(struct iwl3945_scan_channel);
 	cmd.data = scan;
@@ -6273,6 +6278,14 @@ static void iwl3945_bg_request_scan(struct work_struct *data)
 	return;
 
  done:
+	/* can not perform scan make sure we clear scanning
+	 * bits from status so next scan request can be performed.
+	 * if we dont clear scanning status bit here all next scan
+	 * will fail
+	*/
+	clear_bit(STATUS_SCAN_HW, &priv->status);
+	clear_bit(STATUS_SCANNING, &priv->status);
+
 	/* inform mac80211 scan aborted */
 	queue_work(priv->workqueue, &priv->scan_completed);
 	mutex_unlock(&priv->mutex);