r6040: warn about MAC address being unset

[safe/jmp/linux-2.6] / drivers / net / r6040.c

diff --git a/drivers/net/r6040.c b/drivers/net/r6040.c
index 7ac6fed..3354cce 100644 (file)
--- a/drivers/net/r6040.c
+++ b/drivers/net/r6040.c
@@ -1141,6 +1141,11 @@ static int __devinit r6040_init_one(struct pci_dev *pdev,
        adrp[1] = ioread16(ioaddr + MID_0M);
        adrp[2] = ioread16(ioaddr + MID_0H);
 
+       /* Some bootloader/BIOSes do not initialize
+        * MAC address, warn about that */
+       if (!(adrp[0] || adrp[1] || adrp[2]))
+               printk(KERN_WARNING DRV_NAME ": MAC address not initialized\n");
+
        /* Link new device into r6040_root_dev */
        lp->pdev = pdev;
        lp->dev = dev;