linux-kernel - Re: [PATCH] gpiolib: cdev: fix null pointer dereference in linereq

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Date:   Thu, 7 Jul 2022 17:00:06 +0800
From:   Kent Gibson <warthog618@...il.com>
To:     linux-kernel@...r.kernel.org, linux-gpio@...r.kernel.org,
        brgl@...ev.pl, linus.walleij@...aro.org
Subject: Re: [PATCH] gpiolib: cdev: fix null pointer dereference in
 linereq_free()

On Wed, Jul 06, 2022 at 04:50:25PM +0800, Kent Gibson wrote:
> On Wed, Jul 06, 2022 at 04:45:07PM +0800, Kent Gibson wrote:
> > This patch fixes a kernel NULL pointer dereference that is reported by
> > gpio kselftests.
> > 
> 
> Should be:
> 
> Fix a kernel NULL pointer dereference reported by gpio kselftests.
> 
> Sorry - I rushed this one a bit.
> 

And I might not've been totally clear, but this bug is present in
v5.19-rc1 onwards (when HTE was added), up to and including rc5.

Would be good to get it fixed before v5.19 goes out the door.

Cheers,
Kent.