iwlwifi: fix current channel is not scanned

All channels should be scanned, including the current channel
when the client is associated.

Removed also unused flag to scan only active channels.

Signed-off-by: Guy Cohen <guy.cohen@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/iwlwifi/iwl-3945.h

@@ -742,7 +742,6 @@ struct iwl3945_priv {
 	u8 direct_ssid_len;
 	u8 direct_ssid[IW_ESSID_MAX_SIZE];
 	struct iwl3945_scan_cmd *scan;
-	u8 only_active_channel;
 
 	/* spinlock */
 	spinlock_t lock;	/* protect general shared data */

drivers/net/wireless/iwlwifi/iwl-4965.h

@@ -996,7 +996,6 @@ struct iwl_priv {
 	u8 direct_ssid_len;
 	u8 direct_ssid[IW_ESSID_MAX_SIZE];
 	struct iwl4965_scan_cmd *scan;
-	u8 only_active_channel;
 
 	/* spinlock */
 	spinlock_t lock;	/* protect general shared data */

drivers/net/wireless/iwlwifi/iwl3945-base.c

@@ -4968,17 +4968,6 @@ static int iwl3945_get_channels_for_scan(struct iwl3945_priv *priv,
 		if (channels[i].flags & IEEE80211_CHAN_DISABLED)
 			continue;
 
-		if (channels[i].hw_value ==
-		    le16_to_cpu(priv->active_rxon.channel)) {
-			if (iwl3945_is_associated(priv)) {
-				IWL_DEBUG_SCAN
-				    ("Skipping current channel %d\n",
-				     le16_to_cpu(priv->active_rxon.channel));
-				continue;
-			}
-		} else if (priv->only_active_channel)
-			continue;
-
 		scan_ch->channel = channels[i].hw_value;
 
 		ch_info = iwl3945_get_channel_info(priv, band, scan_ch->channel);
@@ -7314,8 +7303,6 @@ static void iwl3945_mac_reset_tsf(struct ieee80211_hw *hw)
 		return;
 	}
 
-	priv->only_active_channel = 0;
-
 	iwl3945_set_rate(priv);
 
 	mutex_unlock(&priv->mutex);

drivers/net/wireless/iwlwifi/iwl4965-base.c

@@ -4633,17 +4633,6 @@ static int iwl4965_get_channels_for_scan(struct iwl_priv *priv,
 		if (channels[i].flags & IEEE80211_CHAN_DISABLED)
 			continue;
 
-		if (ieee80211_frequency_to_channel(channels[i].center_freq) ==
-		    le16_to_cpu(priv->active_rxon.channel)) {
-			if (iwl_is_associated(priv)) {
-				IWL_DEBUG_SCAN
-				    ("Skipping current channel %d\n",
-				     le16_to_cpu(priv->active_rxon.channel));
-				continue;
-			}
-		} else if (priv->only_active_channel)
-			continue;
-
 		scan_ch->channel = ieee80211_frequency_to_channel(channels[i].center_freq);
 
 		ch_info = iwl_get_channel_info(priv, band,
@@ -7061,8 +7050,6 @@ static void iwl4965_mac_reset_tsf(struct ieee80211_hw *hw)
 		return;
 	}
 
-	priv->only_active_channel = 0;
-
 	iwl4965_set_rate(priv);
 
 	mutex_unlock(&priv->mutex);