ralink: check ethernet MAC address whether it is valid

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.

Signed-off-by: wengbj <linux.c@foxmail.com>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@44166 3c298f89-4303-0410-b956-a3cf2f4a3e73
master
John Crispin 2015-01-28 12:06:22 +00:00
parent 27fe727852
commit 3e6b801eb4
1 changed files with 3 additions and 1 deletions

View File

@ -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)