netdev - Re: OOPS bug KERNEL LINUX- Version 2.6.26

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Message-ID: <20080922234649.GA26219@tuxdriver.com>
Date:	Mon, 22 Sep 2008 19:47:08 -0400
From:	"John W. Linville" <linville@...driver.com>
To:	Ivo van Doorn <ivdoorn@...il.com>
Cc:	David Miller <davem@...emloft.net>, andrea_monta@...ind.it,
	linux-kernel@...r.kernel.org, linux-wireless@...r.kernel.org,
	netdev@...r.kernel.org, stable@...nel.org
Subject: Re: OOPS bug KERNEL LINUX- Version 2.6.26

On Tue, Sep 23, 2008 at 12:32:36AM +0200, Ivo van Doorn wrote:
> On Tuesday 23 September 2008, John W. Linville wrote:
> > On Tue, Sep 23, 2008 at 12:25:03AM +0200, Ivo van Doorn wrote:
> > > Hi,
> > > 
> > > > > 1. Problem with usb-wireless-key 
> > > > > 2. I can't find my device typing ifconfig -a or iwconfig I don't find any wireless attached device. But I have my usb wireless connected. A belkin usb wireless key.Before, with the kernel 2.6.25 all worked well
> > > > > 3. nothing
> > > > > 4. Linux version 2.6.26 (root@...mentino) (gcc version 4.1.2 20061115 (prerelease) (Debian 4.1.1-21)) #1 PREEMPT Mon Sep 22 15:57:45 CEST 2008
> > > > > 5.
> > > 
> > > You missed the message from rt2x00 2 lines above this trace, which undoubtly have said something like:
> > > 	"Invalid RT chipset detected."
> > > which is triggered when rt73usb is loaded for a device it does not support
> > > 
> > > The current workaround for this issue is blacklisting rt73usb and making sure the driver
> > > which is required for your driver is loaded instead.
> > > 
> > > I'll look into the reason why this actually triggers a NULL pointer, since that is obviously a nasty bug.
> > 
> > -stable needs a patch similar to the one here:
> > 
> > 	http://people.redhat.com/linville/kernels/rhel5/patches/jwltest-rt2x00lib-probe-fail.patch
> 
> Ah yes, that would be a good one.
> I kind of assumed it was already merged, and hadn't actually verified that yet. ;)

Well the code in 2.6.27 is different, this patch is no longer necessary
(and doesn't apply).

John
-- 
John W. Linville		Linux should be at the core
linville@...driver.com			of your literate lifestyle.
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