diff --git a/target/linux/ramips/files/drivers/net/ethernet/ralink/mtk_eth_soc.c b/target/linux/ramips/files/drivers/net/ethernet/ralink/mtk_eth_soc.c
index 7191a7a382..358a8fc16d 100644
--- a/target/linux/ramips/files/drivers/net/ethernet/ralink/mtk_eth_soc.c
+++ b/target/linux/ramips/files/drivers/net/ethernet/ralink/mtk_eth_soc.c
@@ -1401,7 +1401,7 @@ static int __init fe_init(struct net_device *dev)
 	fe_reset_phy(priv);
 
 	mac_addr = of_get_mac_address(priv->dev->of_node);
-	if (mac_addr)
+	if (!IS_ERR_OR_NULL(mac_addr))
 		ether_addr_copy(dev->dev_addr, mac_addr);
 
 	/* If the mac address is invalid, use random mac address  */