1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c
index 5cd831ebfa83..c8df52bac162 100644
--- a/drivers/net/ethernet/renesas/sh_eth.c
+++ b/drivers/net/ethernet/renesas/sh_eth.c
@@ -868,7 +868,7 @@ static void update_mac_address(struct net_device *ndev)
 static void read_mac_address(struct net_device *ndev, unsigned char *mac)
 {
         if (mac[0] || mac[1] || mac[2] || mac[3] || mac[4] || mac[5]) {
-                memcpy(ndev->dev_addr, mac, 6);
+                memcpy(ndev->dev_addr, mac, ETH_ALEN);
         } else {
                 ndev->dev_addr[0] = (sh_eth_read(ndev, MAHR) >> 24);
                 ndev->dev_addr[1] = (sh_eth_read(ndev, MAHR) >> 16) & 0xFF;