Re: [PATCH 37/50] usbnet: set addr_assign_type if random_ether_addr() used

From: Danny Kukawka
Date: Wed Feb 08 2012 - 16:42:33 EST


On Mittwoch, 8. Februar 2012, Oliver Neukum wrote:
> Am Mittwoch, 8. Februar 2012, 22:10:44 schrieb Danny Kukawka:
> > Set addr_assign_type correctly to NET_ADDR_RANDOM in case
> > a random MAC address was generated and assigned to the netdevice.
> >
> > Signed-off-by: Danny Kukawka <danny.kukawka@xxxxxxxxx>
> > ---
> > drivers/net/usb/usbnet.c | 1 +
> > 1 files changed, 1 insertions(+), 0 deletions(-)
> >
> > diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
> > index fae0fbd..7bd07d7 100644
> > --- a/drivers/net/usb/usbnet.c
> > +++ b/drivers/net/usb/usbnet.c
> > @@ -1365,6 +1365,7 @@ usbnet_probe (struct usb_interface *udev, const
> > struct usb_device_id *prod) dev->net = net;
> > strcpy (net->name, "usb%d");
> > memcpy (net->dev_addr, node_id, sizeof node_id);
> > + net->addr_assign_type |= NET_ADDR_RANDOM;
> >
> > /* rx and tx sides can use different message sizes;
> > * bind() should set rx_urb_size in that case.
>
> Don't you set the flag too early here? By that time we don't know
> whether the device provides a real MAC, do we?

You're right. Maybe it's the wrong place. Better the drivers take care of
setting the correct addr_assign_type.

Danny
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