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>
diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c
index 5abfd56..104b6f7 100644
--- a/drivers/net/wireless/iwlwifi/iwl-5000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-5000.c
@@ -675,7 +675,7 @@
 		goto restart;
 	}
 
-	iwlcore_clear_stations_table(priv);
+	iwl_clear_stations_table(priv);
 	ret = priv->cfg->ops->lib->alive_notify(priv);
 	if (ret) {
 		IWL_WARNING("Could not complete ALIVE transition: %d\n", ret);