AnyDATA ADU-500A USB-modem and a lot of "ubsa_cfg_request" errors

[Hans Petter Selasky]

On Thursday 05 November 2009 09:01:05 Alexey Markov wrote:
> Hello!
>
> First of all, excuse my English.
>
> Well, i have an AnyDATA ADU-500A Rev.A USB-modem, and i'm going to use
> it for my handmade "VIA EPIA-based mobile router". I have installed
> latest 8.0-RC2 and configured ppp, and now everything works just fine,
> except that I got a lot of such messages on console when I run ppp:
>
> ubsa_cfg_request:371: device request failed, err=USB_ERROR_STALLED
> (ignored)
>
> I really want to work it out, and I have some spare time for experiments,
> but haven't any experience of debuging kernel drivers. Can anybody give me
> a clue to solve this little problem?

Did you look in the source code:

/sys/dev/usb/serial/ubsa.c

--HPS