提交 482e3feb 编写于 作者: J Joe Perches 提交者: David S. Miller

via-rhine: Assign random MAC address if necessary

Roger Luethi has had several reports of Rhine NICs providing
an invalid MAC address.  If so, assign a random MAC address so
the hardware can still be used.

Tested as a standalone interface, as carrier for ppp, and as a
bonding slave.
Original-patch-by: NAlexandru Gagniuc <mr.nuke.me@gmail.com>
Signed-off-by: NJoe Perches <joe@perches.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 df4511fe
......@@ -838,13 +838,15 @@ static int __devinit rhine_init_one(struct pci_dev *pdev,
for (i = 0; i < 6; i++)
dev->dev_addr[i] = ioread8(ioaddr + StationAddr + i);
memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len);
if (!is_valid_ether_addr(dev->perm_addr)) {
rc = -EIO;
dev_err(&pdev->dev, "Invalid MAC address\n");
goto err_out_unmap;
if (!is_valid_ether_addr(dev->dev_addr)) {
/* Report it and use a random ethernet address instead */
netdev_err(dev, "Invalid MAC address: %pM\n", dev->dev_addr);
random_ether_addr(dev->dev_addr);
netdev_info(dev, "Using random MAC address: %pM\n",
dev->dev_addr);
}
memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len);
/* For Rhine-I/II, phy_id is loaded from EEPROM */
if (!phy_id)
......
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