linux-kernel - Re: [git pull] drm for 6.17-rc1

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Message-ID: <CADnq5_MjQbDYZYvSi5D5sVN1oeaLdxRPCQdt99LkMW=FWdcOQQ@mail.gmail.com>
Date: Thu, 31 Jul 2025 15:04:16 -0400
From: Alex Deucher <alexdeucher@...il.com>
To: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Dave Airlie <airlied@...il.com>, Dillon Varone <dillon.varone@....com>, 
	Ivan Lipski <ivan.lipski@....com>, Daniel Wheeler <daniel.wheeler@....com>, 
	Alex Deucher <alexander.deucher@....com>, Wenjing Liu <wenjing.liu@....com>, 
	Simona Vetter <simona@...ll.ch>, dri-devel <dri-devel@...ts.freedesktop.org>, 
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [git pull] drm for 6.17-rc1

On Thu, Jul 31, 2025 at 2:01 PM Linus Torvalds
<torvalds@...ux-foundation.org> wrote:
>
> On Thu, 31 Jul 2025 at 06:09, Alex Deucher <alexdeucher@...il.com> wrote:
> >
> > I think it may be fixed here:
> > https://patchwork.freedesktop.org/patch/663973/
>
> Yes, this patch fixes the problem for me.
>
> I don't know if it's due to the pointer validation (ie this part):
>
> -       if (!dsc)
> +       if (!dsc || !dsc->ctx || !dsc->ctx->dc ||
> dsc->ctx->dc->debug.disable_dsc)
>                 return;
>
> or whether it's the divide-by-zero that the commit talks about.
>
> Should I just apply this directly, or expect a pull request in the
> next day or two?

Just typing up the PR now to send to Dave and Simona.

Thanks,

Alex