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

[linux.git] / drivers / net / ethernet / cavium / octeon / octeon_mgmt.c

diff --git a/drivers/net/ethernet/cavium/octeon/octeon_mgmt.c b/drivers/net/ethernet/cavium/octeon/octeon_mgmt.c
index 5359c1021f428b04bc13ad2de9cc437fc47596cb..0e5de88fd6e8522ac0e35e9940d1d083f170c3ea 100644 (file)
--- a/drivers/net/ethernet/cavium/octeon/octeon_mgmt.c
+++ b/drivers/net/ethernet/cavium/octeon/octeon_mgmt.c
@@ -1503,8 +1503,8 @@ static int octeon_mgmt_probe(struct platform_device *pdev)
 
        mac = of_get_mac_address(pdev->dev.of_node);
 
-       if (mac)
-               memcpy(netdev->dev_addr, mac, ETH_ALEN);
+       if (!IS_ERR(mac))
+               ether_addr_copy(netdev->dev_addr, mac);
        else
                eth_hw_addr_random(netdev);