iwlwifi: don't send REPLY_REMOVE_ALL_STA upon exit

This patch avoids sending REPLY_REMOVE_ALL_STA in down flow, this avoids a
meaningless warning from being printed
On the way this patch also renames the the function to
iwl_clear_stations_table

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 7 insertions, 6 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index 1c0670bc284..6ca946051b8 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -273,26 +273,27 @@ int iwl_hw_nic_init(struct iwl_priv *priv)
 EXPORT_SYMBOL(iwl_hw_nic_init);
 
 /**
- * iwlcore_clear_stations_table - Clear the driver's station table
+ * iwl_clear_stations_table - Clear the driver's station table
  *
  * NOTE:  This does not clear or otherwise alter the device's station table.
  */
-void iwlcore_clear_stations_table(struct iwl_priv *priv)
+void iwl_clear_stations_table(struct iwl_priv *priv)
 {
         unsigned long flags;
 
         spin_lock_irqsave(&priv->sta_lock, flags);
 
-        priv->num_stations = 0;
         if (iwl_is_alive(priv) &&
-            iwl_send_cmd_pdu_async(priv, REPLY_REMOVE_ALL_STA, 0, NULL, NULL))
+           !test_bit(STATUS_EXIT_PENDING, &priv->status) &&
+           iwl_send_cmd_pdu_async(priv, REPLY_REMOVE_ALL_STA, 0, NULL, NULL))
                 IWL_ERROR("Couldn't clear the station table\n");
 
+        priv->num_stations = 0;
         memset(priv->stations, 0, sizeof(priv->stations));
 
         spin_unlock_irqrestore(&priv->sta_lock, flags);
 }
-EXPORT_SYMBOL(iwlcore_clear_stations_table);
+EXPORT_SYMBOL(iwl_clear_stations_table);
 
 void iwl_reset_qos(struct iwl_priv *priv)
 {
@@ -864,7 +865,7 @@ int iwl_init_drv(struct iwl_priv *priv)
         mutex_init(&priv->mutex);
 
         /* Clear the driver's (not device's) station table */
-        iwlcore_clear_stations_table(priv);
+        iwl_clear_stations_table(priv);
 
         priv->data_retry_limit = -1;
         priv->ieee_channels = NULL;