1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/net/ethernet/amd/au1000_eth.c b/drivers/net/ethernet/amd/au1000_eth.c
index 91d52b495848..427c148bb643 100644
--- a/drivers/net/ethernet/amd/au1000_eth.c
+++ b/drivers/net/ethernet/amd/au1000_eth.c
@@ -1138,7 +1138,7 @@ static int au1000_probe(struct platform_device *pdev)
                 aup->phy1_search_mac0 = 1;
         } else {
                 if (is_valid_ether_addr(pd->mac)) {
-                        memcpy(dev->dev_addr, pd->mac, 6);
+                        memcpy(dev->dev_addr, pd->mac, ETH_ALEN);
                 } else {
                         /* Set a random MAC since no valid provided by platform_data. */
                         eth_hw_addr_random(dev);