iwlwifi: remove next_scan_jiffies

This logic is just confusing, if anything it
belongs into mac80211. Also, even if we do
scan during the EAPOL handshake, that will
not cause any problems, just a short delay.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>

1 files changed, 0 insertions, 20 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-scan.c b/drivers/net/wireless/iwlwifi/iwl-scan.c
index 7982b1930763..e45b49ada9fa 100644
--- a/drivers/net/wireless/iwlwifi/iwl-scan.c
+++ b/drivers/net/wireless/iwlwifi/iwl-scan.c
@@ -199,9 +199,6 @@ static void iwl_rx_scan_results_notif(struct iwl_priv *priv,
                        le32_to_cpu(notif->statistics[0]),
                        le32_to_cpu(notif->tsf_low) - priv->scan_start_tsf);
 #endif
-
-        if (!priv->is_internal_short_scan)
-                priv->next_scan_jiffies = 0;
 }
 
 /* Service SCAN_COMPLETE_NOTIFICATION (0x84) */
@@ -234,9 +231,6 @@ static void iwl_rx_scan_complete_notif(struct iwl_priv *priv,
         if (test_and_clear_bit(STATUS_SCAN_ABORTING, &priv->status))
                 IWL_DEBUG_INFO(priv, "Aborted scan completed.\n");
 
-        if (!priv->is_internal_short_scan)
-                priv->next_scan_jiffies = 0;
-
         IWL_DEBUG_INFO(priv, "Setting scan to off\n");
 
         clear_bit(STATUS_SCANNING, &priv->status);
@@ -462,8 +456,6 @@ static int iwl_scan_initiate(struct iwl_priv *priv)
         return 0;
 }
 
-#define IWL_DELAY_NEXT_SCAN (HZ*2)
-
 int iwl_mac_hw_scan(struct ieee80211_hw *hw,
                      struct cfg80211_scan_request *req)
 {
@@ -497,18 +489,6 @@ int iwl_mac_hw_scan(struct ieee80211_hw *hw,
                 goto out_unlock;
         }
 
-        /* We don't schedule scan within next_scan_jiffies period.
-         * Avoid scanning during possible EAPOL exchange, return
-         * success immediately.
-         */
-        if (priv->next_scan_jiffies &&
-            time_after(priv->next_scan_jiffies, jiffies)) {
-                IWL_DEBUG_SCAN(priv, "scan rejected: within next scan period\n");
-                queue_work(priv->workqueue, &priv->scan_completed);
-                ret = 0;
-                goto out_unlock;
-        }
-
         /* mac80211 will only ask for one band at a time */
         priv->scan_band = req->channels[0]->band;
         priv->scan_request = req;