Message ID | 1422426261-3261-1-git-send-email-fl.service@t-firefly.com |
---|---|
State | Accepted |
Headers | show |
diff --git a/target/linux/ramips/files/drivers/net/ethernet/ralink/ralink_soc_eth.c b/target/linux/ramips/files/drivers/net/ethernet/ralink/ralink_soc_eth.c index d7d1e8e..9900a5e 100644 --- a/target/linux/ramips/files/drivers/net/ethernet/ralink/ralink_soc_eth.c +++ b/target/linux/ramips/files/drivers/net/ethernet/ralink/ralink_soc_eth.c @@ -1220,8 +1220,10 @@ static int __init fe_init(struct net_device *dev) if (priv->soc->switch_init) priv->soc->switch_init(priv); - memcpy(dev->dev_addr, priv->soc->mac, ETH_ALEN); of_get_mac_address_mtd(priv->device->of_node, dev->dev_addr); + /*If the mac address is invalid, use default mac address */ + if (!is_valid_ether_addr(dev->dev_addr)) + memcpy(dev->dev_addr, priv->soc->mac, ETH_ALEN); err = fe_mdio_init(priv); if (err)
From: wengbj <linux.c@foxmail.com> The mac address usually write in factory block. but sometime user erase this block , the mac address will change to ff:ff:ff:ff:ff:ff. This patch is purpose to fix this issue. --- .../drivers/net/ethernet/ralink/ralink_soc_eth.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)