--
1.7.0.4
+diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c
+index 7a0c800..ec5ebbb 100644
+--- a/drivers/net/ethernet/realtek/r8169.c
++++ b/drivers/net/ethernet/realtek/r8169.c
+@@ -4103,6 +4103,14 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
+ /* Get MAC address */
+ for (i = 0; i < ETH_ALEN; i++)
+ dev->dev_addr[i] = RTL_R8(MAC0 + i);
++
++ 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);
+
+ SET_ETHTOOL_OPS(dev, &rtl8169_ethtool_ops);
+--
+1.7.7.3
+
+
\ No newline at end of file