linux-kernel - Re: [PATCH] [RFC] mwifiex: Fix NULL pointer deref

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Message-ID: <87zfraha46.fsf@kernel.org>
Date: Mon, 24 Jun 2024 14:07:53 +0300
From: Kalle Valo <kvalo@...nel.org>
To: Brian Norris <briannorris@...omium.org>
Cc: Sascha Hauer <s.hauer@...gutronix.de>,  linux-wireless@...r.kernel.org,
  linux-kernel@...r.kernel.org,  David Lin <yu-hao.lin@....com>,  Francesco
 Dolcini <francesco@...cini.it>
Subject: Re: [PATCH] [RFC] mwifiex: Fix NULL pointer deref

Brian Norris <briannorris@...omium.org> writes:

> On Fri, Jun 21, 2024 at 11:07:27AM +0200, Sascha Hauer wrote:
>> I am running plain wpa_supplicant -i mlan0 with this config:
>> 
>> network={
>>         ssid="somessid"
>>         mode=2
>>         frequency=2412
>>         key_mgmt=WPA-PSK WPA-PSK-SHA256
>>         proto=RSN
>>         group=CCMP
>>         pairwise=CCMP
>>         psk="12345678"
>> }
>> 
>> wait for the AP to be established, <ctrl-c> wpa_supplicant and start it
>> again.
>
> Thanks. I still can't reproduce, but that's OK. From your fuller
> description now, it seems it depends on the particulars of the bss
> indices in use, and maybe my device/firmware is behaving differently.
> Anyway, your current description and patch below make a lot more sense.

Indeed, this makes a lot more sense. Thank you both for getting to the
bottom of it!

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