diff options
| author | Wei Shuai <cpuwolf@gmail.com> | 2013-01-21 06:00:31 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-01-21 14:24:37 -0500 |
| commit | 6509141f9c2ba74df6cc72ec35cd1865276ae3a4 (patch) | |
| tree | 996dd8ab7310de1d9668aec3761cf72ab92796c4 /drivers/net/usb/usbnet.c | |
| parent | f91f33452be939b38c3b16ba1fab35c27221e7ec (diff) | |
| download | linux-6509141f9c2ba74df6cc72ec35cd1865276ae3a4.tar.gz | |
usbnet: add new flag FLAG_NOARP for usb net devices
We do have some USB net devices, which cannot do ARP. so we can introduce a new flag FLAG_NOARP, then client drivers can easily handle this kind of devices Signed-off-by: Wei Shuai <cpuwolf@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/usb/usbnet.c')
| -rw-r--r-- | drivers/net/usb/usbnet.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c index 3d4bf01641b4..f34b2ebee815 100644 --- a/drivers/net/usb/usbnet.c +++ b/drivers/net/usb/usbnet.c @@ -1448,6 +1448,10 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod) if ((dev->driver_info->flags & FLAG_WWAN) != 0) strcpy(net->name, "wwan%d"); + /* devices that cannot do ARP */ + if ((dev->driver_info->flags & FLAG_NOARP) != 0) + net->flags |= IFF_NOARP; + /* maybe the remote can't receive an Ethernet MTU */ if (net->mtu > (dev->hard_mtu - net->hard_header_len)) net->mtu = dev->hard_mtu - net->hard_header_len; |