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Re: [PATCH 1/6] mac80211: allow no mac address until firmware load

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On Wed, Jul 30, 2008 at 07:35:21AM -0400, Dan Williams wrote:
> On Wed, 2008-07-30 at 13:17 +0200, Luis Carlos Cobo wrote:
> > So I see three options:
> > 
> > 1) Use 00:... and be happy. No problem with udev, we use an address that
> > is actually valid.
> > 
> > 2) Use 01:00... and fix udev so it ignores it.
> > 
> > 3) Use 44:44..., because it is what orinoco used and fix udev so it
> > ignores it.
> > 
> > I would go for solution 2, 00:00:00:00:00:00 is a valid address for a
> > device and multicast addresses are not, and that should be reflected on
> > udev's policy.
> 
> I guess, but having a zero MAC seems more logical to me, and it's also
> the failure case if something doesn't get properly initialized.  WEXT
> uses it for "disassociated".  We already check for the zero MAC in a
> number of places.

I'm with Dan -- use all zeroes.

John
-- 
John W. Linville
linville@xxxxxxxxxxxxx
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