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Date: Thu, 23 Jan 2014 09:35:45 -0500
Message-ID: <CAKKnJbeVqvUUnW7E7yw3cvF_1DKw5_+xpYJ+jB3U-=VL=vQyVg@mail.gmail.com> (sfid-20140123_153550_025263_3010BB61)
Subject: Re: wlcore-spi crash
From: Charles <hobbesc7@gmail.com>
To: Janusz Dziedzic <janusz.dziedzic@gmail.com>
Cc: linux-wireless <linux-wireless@vger.kernel.org>
Content-Type: text/plain; charset=ISO-8859-1
Sender: linux-wireless-owner@vger.kernel.org

>> When I modprobe wlcore-spi I get a kernel crash.  Has anyone
>> encountered this?  I found a similar problem here:
>> http://marc.info/?l=linux-wireless&m=135212370625698&w=2
>>
>> I tried adding the patch mentioned there to backports-3.12-1, but I
>> get this build error: "error: 'struct wl1271' has no member named
>> 'set_power'"
>>
>> Here's the crash:
>>
>> [   98.325693] Unable to handle kernel NULL pointer dereference at
>> virtual address 00000000
>> [   98.334171] pgd = c0004000
>> [   98.337031] [00000000] *pgd=00000000
>> [   98.340791] Internal error: Oops: 80000007 [#1]
>> [   98.345524] Modules linked in: wlcore_spi(O) wl12xx(O) wlcore(O)
>> mac80211(O) cfg80211(O) compat(O) autofs4
>> [   98.355661] CPU: 0    Tainted: G           O  (3.2.0)
>> [   98.364120] PC is at 0x0
>> [   98.366846] LR is at wl12xx_set_power_on+0x30/0x150 [wlcore]
>
> I think this should help:
> http://www.spinics.net/lists/linux-wireless/msg98589.html
>

As I mentioned above, I get a compile error with that patch: the
wl1271 struct doesn't have "set_power".