net: fman: memac: Use params instead of priv for max_speed

This option is present in params, so use it instead of the fman private
version.
Signed-off-by: Sean Anderson <sean.anderson@seco.com>
Acked-by: Camelia Groza <camelia.groza@nxp.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

drivers/net/ethernet/freescale/fman/mac.c

@@ -388,11 +388,9 @@ static int memac_initialization(struct mac_device *mac_dev,
 				struct device_node *mac_node)
 {
 	int			 err;
-	struct mac_priv_s	*priv;
 	struct fman_mac_params	 params;
 	struct fixed_phy_status *fixed_link;
 
-	priv = mac_dev->priv;
 	mac_dev->set_promisc		= memac_set_promiscuous;
 	mac_dev->change_addr		= memac_modify_mac_address;
 	mac_dev->add_hash_mac_addr	= memac_add_hash_mac_address;
@@ -412,7 +410,7 @@ static int memac_initialization(struct mac_device *mac_dev,
 		goto _return;
 	params.internal_phy_node = of_parse_phandle(mac_node, "pcsphy-handle", 0);
 
-	if (priv->max_speed == SPEED_10000)
+	if (params.max_speed == SPEED_10000)
 		params.phy_if = PHY_INTERFACE_MODE_XGMII;
 
 	mac_dev->fman_mac = memac_config(&params);