net: ethernet: fix similar warning reported by kbuild test robot

[linux.git] / drivers / net / ethernet / marvell / mv643xx_eth.c

diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c b/drivers/net/ethernet/marvell/mv643xx_eth.c
index 292a668ce88e6f75580910eb1997e3b791a27d72..409b69fd43742a590135195cb79ce072fc3517c3 100644 (file)
--- a/drivers/net/ethernet/marvell/mv643xx_eth.c
+++ b/drivers/net/ethernet/marvell/mv643xx_eth.c
@@ -2749,8 +2749,8 @@ static int mv643xx_eth_shared_of_add_port(struct platform_device *pdev,
        }
 
        mac_addr = of_get_mac_address(pnp);
-       if (mac_addr)
-               memcpy(ppd.mac_addr, mac_addr, ETH_ALEN);
+       if (!IS_ERR(mac_addr))
+               ether_addr_copy(ppd.mac_addr, mac_addr);
 
        mv643xx_eth_property(pnp, "tx-queue-size", ppd.tx_queue_size);
        mv643xx_eth_property(pnp, "tx-sram-addr", ppd.tx_sram_addr);