linux-kernel - Re: iio: adc: stm32-adc: harden against NULL pointer deref in stm32_adc

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Date: Sat, 8 Jun 2024 13:39:22 +0200
From: Greg KH <gregkh@...uxfoundation.org>
To: "Ivan T. Ivanov" <iivanov@...e.de>
Cc: cve@...nel.org, linux-cve-announce@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: iio: adc: stm32-adc: harden against NULL pointer deref in
 stm32_adc_probe()

On Wed, Jun 05, 2024 at 05:51:23PM +0300, Ivan T. Ivanov wrote:
> Hi,
> 
> I could we drop this CVE? 
> 
> of_match_device() can not return NULL in this case.
> 
> Even commit message agree on this:
> 
> " ... In practice there is no known reasonable way to trigger this, but
> in case one is added in future, harden the code by adding the check ..."

Ugh, our fault, sorry about that, now rejected.

Thanks again for the review!

greg k-h