diff options
Diffstat (limited to 'drivers/net/usb/asix.c')
| -rw-r--r-- | drivers/net/usb/asix.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/net/usb/asix.c b/drivers/net/usb/asix.c index 3218f52b3a3d..f2d5822338d7 100644 --- a/drivers/net/usb/asix.c +++ b/drivers/net/usb/asix.c @@ -1994,6 +1994,18 @@ static void ax88772b_unbind(struct usbnet *dev, struct usb_interface *intf) struct ax88772b_data *ax772b_data = (struct ax88772b_data *)dev->priv; if (ax772b_data) { + /* Check for user set MAC address */ + if (!memcmp(dev->net->dev_addr, g_mac_addr, ETH_ALEN)) { + /* Release user set MAC address */ + g_usr_mac--; + + if (g_usr_mac == 2) { + /* 0x100000 offset for 2nd Ethernet MAC */ + g_mac_addr[3] -= 0x10; + if (g_mac_addr[3] > 0xf0) + devwarn(dev, "MAC address byte 3 (0x%02x) wrap around", g_mac_addr[3]); + } + } flush_workqueue (ax772b_data->ax_work); destroy_workqueue (ax772b_data->ax_work); |