iwlwifi: use station management ops

Patch replaces station management functions with ops declared.

Signed-off-by: Abhijeet Kolekar <abhijeet.kolekar@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@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 1344943..26f30a7 100644
--- a/drivers/net/wireless/iwlwifi/iwl-5000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-5000.c
@@ -678,7 +678,7 @@
 		goto restart;
 	}
 
-	iwl_clear_stations_table(priv);
+	priv->cfg->ops->smgmt->clear_station_table(priv);
 	ret = priv->cfg->ops->lib->alive_notify(priv);
 	if (ret) {
 		IWL_WARN(priv,