linux-kernel - Re: [2.6.23.9] hostap_plx locks up PC when reading PCI I/O memory

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Message-ID: <20071209230652.7156fe17@morte>
Date:	Sun, 9 Dec 2007 23:06:52 +0100
From:	Stefano Brivio <stefano.brivio@...imi.it>
To:	Chris Rankin <rankincj@...oo.com>
Cc:	Dan Williams <dcbw@...hat.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, linux-wireless@...r.kernel.org
Subject: Re: [2.6.23.9] hostap_plx locks up PC when reading PCI I/O memory

On Sun, 9 Dec 2007 19:41:58 +0000 (GMT)
Chris Rankin <rankincj@...oo.com> wrote:

> Hi,
> 
> I've recently been having trouble loading the hostap_plx 802.11b wireless
> networking driver, and this evening I managed to narrow the problem down
> to these lines of code by copying code from hostap_plx into a "test
> driver" until the test driver also locked the PC up:
> 
>         /* read CIS; it is in even offsets in the beginning of attr_mem */
>         for (i = 0; i < CIS_MAX_LEN; i++)
>                 cis[i] = readb(attr_mem + 2 * i);

Not a fix, but if you load the module with ignore_cis = 1, it should work.


-- 
Ciao
Stefano
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