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

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Date:   Thu, 7 Jul 2022 12:19:15 +0200
From:   Bartosz Golaszewski <brgl@...ev.pl>
To:     Kent Gibson <warthog618@...il.com>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        Linus Walleij <linus.walleij@...aro.org>
Subject: Re: [PATCH] gpiolib: cdev: fix null pointer dereference in linereq_free()

On Thu, Jul 7, 2022 at 11:00 AM Kent Gibson <warthog618@...il.com> wrote:
>
> 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.

Yep, figured that out. Applied and fixed the commit message, thanks!

Bart