skge: handle zero address at open

Some motherboards are broken and have no address set. Failing at probe time
prevents the device from ever being used (like to download a fixed BIOS). Instead
warn on probe and check again when device is brought up. That way the address
can be set.

Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

1 files changed, 5 insertions, 3 deletions

diff --git a/drivers/net/skge.c b/drivers/net/skge.c
index 45283f3f95e4..ce25b6f505c4 100644
--- a/drivers/net/skge.c
+++ b/drivers/net/skge.c
@@ -2373,6 +2373,9 @@ static int skge_up(struct net_device *dev)
         size_t rx_size, tx_size;
         int err;
 
+        if (!is_valid_ether_addr(dev->dev_addr))
+                return -EINVAL;
+
         if (netif_msg_ifup(skge))
                 printk(KERN_INFO PFX "%s: enabling interface\n", dev->name);
 
@@ -3567,11 +3570,10 @@ static int __devinit skge_probe(struct pci_dev *pdev,
         if (!dev)
                 goto err_out_led_off;
 
+        /* Some motherboards are broken and has zero in ROM. */
         if (!is_valid_ether_addr(dev->dev_addr)) {
-                printk(KERN_ERR PFX "%s: bad (zero?) ethernet address in rom\n",
+                printk(KERN_WARNING PFX "%s: bad (zero?) ethernet address in rom\n",
                        pci_name(pdev));
-                err = -EIO;
-                goto err_out_free_netdev;
         }
 
         err = register_netdev(dev);