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path: root/drivers/net/wireless/iwlwifi/iwl-scan.c
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Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-scan.c')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-scan.c30
1 files changed, 16 insertions, 14 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-scan.c b/drivers/net/wireless/iwlwifi/iwl-scan.c
index dd6937e97055..77e528f5db88 100644
--- a/drivers/net/wireless/iwlwifi/iwl-scan.c
+++ b/drivers/net/wireless/iwlwifi/iwl-scan.c
@@ -405,31 +405,33 @@ int iwl_mac_hw_scan(struct ieee80211_hw *hw,
405 405
406 mutex_lock(&priv->mutex); 406 mutex_lock(&priv->mutex);
407 407
408 if (test_bit(STATUS_SCANNING, &priv->status) &&
409 priv->scan_type != IWL_SCAN_NORMAL) {
410 IWL_DEBUG_SCAN(priv, "Scan already in progress.\n");
411 ret = -EAGAIN;
412 goto out_unlock;
413 }
414
415 /* mac80211 will only ask for one band at a time */
416 priv->scan_request = req;
417 priv->scan_vif = vif;
418
419 /* 408 /*
420 * If an internal scan is in progress, just set 409 * If an internal scan is in progress, just set
421 * up the scan_request as per above. 410 * up the scan_request as per above.
422 */ 411 */
423 if (priv->scan_type != IWL_SCAN_NORMAL) { 412 if (priv->scan_type != IWL_SCAN_NORMAL) {
424 IWL_DEBUG_SCAN(priv, "SCAN request during internal scan\n"); 413 IWL_DEBUG_SCAN(priv,
414 "SCAN request during internal scan - defer\n");
415 priv->scan_request = req;
416 priv->scan_vif = vif;
425 ret = 0; 417 ret = 0;
426 } else 418 } else {
419 priv->scan_request = req;
420 priv->scan_vif = vif;
421 /*
422 * mac80211 will only ask for one band at a time
423 * so using channels[0] here is ok
424 */
427 ret = iwl_scan_initiate(priv, vif, IWL_SCAN_NORMAL, 425 ret = iwl_scan_initiate(priv, vif, IWL_SCAN_NORMAL,
428 req->channels[0]->band); 426 req->channels[0]->band);
427 if (ret) {
428 priv->scan_request = NULL;
429 priv->scan_vif = NULL;
430 }
431 }
429 432
430 IWL_DEBUG_MAC80211(priv, "leave\n"); 433 IWL_DEBUG_MAC80211(priv, "leave\n");
431 434
432out_unlock:
433 mutex_unlock(&priv->mutex); 435 mutex_unlock(&priv->mutex);
434 436
435 return ret; 437 return ret;