Re: Libertas: Association request to the driver failed

From: John W. Linville
Date: Fri Aug 07 2009 - 15:53:46 EST


On Fri, Aug 07, 2009 at 09:11:56PM +0200, Daniel Mack wrote:
> Since a recent merge of the wireless tree to Linus' master, my SDIO
> connected libertas module fails to connect to our WLAN.
>
> 'iwlist scanning' works fine, but wpa_supplicant keeps on spitting out
> the following message:
>
> CTRL-EVENT-SCAN-RESULTS
> Trying to associate with 00:04:0e:4b:c7:b3 (SSID='caiaq' freq=2437 MHz)
> Association request to the driver failed
>
> Haven't done any bisect or deeper inspection of recent changes yet. Can
> anyone point me in some direction maybe? The change must have been
> introduced between -rc3 and -rc5. My userspace did not change since
> then.

Normally a bisect is exactly what you would do. In this case, there
is only this on libertas patch in the range you mention:

commit 154839962a582b8eb661cde94ef3af0e03b374d7
Author: Marek Vasut <marek.vasut@xxxxxxxxx>
Date: Thu Jul 16 19:19:53 2009 +0200

libertas: Fix problem with broken V4 firmware on CF8381

Firmware V4 on CF8381 reports region code shifted by 1 byte to left.
The following patch checks for this and handles it properly.

Signed-off-by: Marek Vasut <marek.vasut@xxxxxxxxx>
Signed-off-by: John W. Linville <linville@xxxxxxxxxxxxx>

If you revert that, does your problem disappear?

John
--
John W. Linville Someday the world will need a hero, and you
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