"ifconfig create" breaks between r238227 - r238290?

[Garrett Cooper]

On Tue, Jul 10, 2012 at 8:11 PM, Brandon Gooch
<jamesbrandongooch at gmail.com> wrote:
> On Tue, Jul 10, 2012 at 9:02 PM, Hiroki Sato <hrs at freebsd.org> wrote:
>> David Wolfskill <david at catwhisker.org> wrote
>>   in <20120709131957.GI1552 at albert.catwhisker.org>:
>>
>> da> Just finished updating from r238227 to r238290 on the "head" slice of my
>> da> laptop, and was unable to make use of the wlan(4) NIC; I captured the
>> da> following via cut/paste from ttyv0:
>> (snip)
>> da>
>> da> I glanced through the list of commits to head in that range, but
>> da> didn't note anything glaringly obvious (yet).
>> da>
>> da> I hadn't tried a wired NIC on the laptop; I can, if there's anything
>> da> likely to be of value in doing so.
>>
>>  Gr, it may be due to my change of r238279.  I am investigating it.
>>
>> -- Hiroki
>
> The issue with wpa_supplicant failing is due to the wlan0 interface
> being cloned from one of the new usbus/usbpf devices instead of the
> actual wireless network device:
>
> brandon at m6500[/home/brandon]
> $ ifconfig -v wlan0
> wlan0: flags=1<UP> metric 0 mtu 0
>         nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
>         groups: usbus
>
> How this might be happening is strange to me, how can the system be
> confused as to which interface to clone from? Off-by-one error
> somewhere?

Hiroki just fixed it a little while ago.
-Garrett