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linux-sg2042
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asix: use ramdom hw addr if the one read is not valid 

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Cc: linux-usb@vger.kernel.org
Cc: netdev@vger.kernel.org
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jean-Christophe PLAGNIOL-VILLARD 2012-11-21 21:35:17 +00:00 committed by David S. Miller
parent 93272e07d8
commit 452b5ecda0
1 changed files with 16 additions and 3 deletions
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19
drivers/net/usb/asix_devices.c
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@ -64,6 +64,16 @@ static void asix_status(struct usbnet *dev, struct urb *urb)
} }
} }
static void asix_set_netdev_dev_addr(struct usbnet *dev, u8 *addr)
{
if (is_valid_ether_addr(addr)) {
memcpy(dev->net->dev_addr, addr, ETH_ALEN);
} else {
netdev_info(dev->net, "invalid hw address, using random\n");
eth_hw_addr_random(dev->net);
}
}
/* Get the PHY Identifier from the PHYSID1 & PHYSID2 MII registers */ /* Get the PHY Identifier from the PHYSID1 & PHYSID2 MII registers */
static u32 asix_get_phyid(struct usbnet *dev) static u32 asix_get_phyid(struct usbnet *dev)
{ {
@ -225,7 +235,8 @@ static int ax88172_bind(struct usbnet *dev, struct usb_interface *intf)
ret); ret);
goto out; goto out;
} }
memcpy(dev->net->dev_addr, buf, ETH_ALEN);
asix_set_netdev_dev_addr(dev, buf);
/* Initialize MII structure */ /* Initialize MII structure */
dev->mii.dev = dev->net; dev->mii.dev = dev->net;
@ -423,7 +434,8 @@ static int ax88772_bind(struct usbnet *dev, struct usb_interface *intf)
netdev_dbg(dev->net, "Failed to read MAC address: %d\n", ret); netdev_dbg(dev->net, "Failed to read MAC address: %d\n", ret);
return ret; return ret;
} }
memcpy(dev->net->dev_addr, buf, ETH_ALEN);
asix_set_netdev_dev_addr(dev, buf);
/* Initialize MII structure */ /* Initialize MII structure */
dev->mii.dev = dev->net; dev->mii.dev = dev->net;
@ -777,7 +789,8 @@ static int ax88178_bind(struct usbnet *dev, struct usb_interface *intf)
netdev_dbg(dev->net, "Failed to read MAC address: %d\n", ret); netdev_dbg(dev->net, "Failed to read MAC address: %d\n", ret);
return ret; return ret;
} }
memcpy(dev->net->dev_addr, buf, ETH_ALEN);
asix_set_netdev_dev_addr(dev, buf);
/* Initialize MII structure */ /* Initialize MII structure */
dev->mii.dev = dev->net; dev->mii.dev = dev->net;