linux-kernel - Re: [PATCH 0/3] PCI: host-generic: Fix driver

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <CAMuHMdVMgK0rQgVsUa6VhwkgtDp56kKnL3rOQJyw+zOCaruHMQ@mail.gmail.com>
Date: Wed, 25 Jun 2025 14:39:28 +0200
From: Geert Uytterhoeven <geert@...ux-m68k.org>
To: Marc Zyngier <maz@...nel.org>
Cc: Bjorn Helgaas <bhelgaas@...gle.com>, Alyssa Rosenzweig <alyssa@...enzweig.io>, 
	Rob Herring <robh@...nel.org>, Manivannan Sadhasivam <mani@...nel.org>, 
	Lorenzo Pieralisi <lpieralisi@...nel.org>, Krzysztof Wilczyński <kwilczynski@...nel.org>, 
	Janne Grunau <j@...nau.net>, linux-pci@...r.kernel.org, 
	linux-arm-kernel@...ts.infradead.org, linux-riscv@...ts.infradead.org, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/3] PCI: host-generic: Fix driver_data overwriting bugs

Hi Marc,

On Wed, 25 Jun 2025 at 13:18, Marc Zyngier <maz@...nel.org> wrote:
> Geert reports that some drivers do rely on the device driver_data
> field containing a pointer to the bridge structure at the point of
> initialising the root port, while this has been recently changed to
> contain some other data for the benefit of the Apple PCIe driver.
>
> This small series builds on top of Geert previously posted (and
> included as a prefix for reference) fix for the Microchip driver,
> which breaks the Apple driver. This is basically swapping a regression
> for another, which isn't a massive deal at this stage, as the
> follow-up patch fixes things for the Apple driver by adding extra
> tracking.
>
> Finally, we can revert a one-liner that glued the whole thing
> together, and that isn't needed anymore.

Thanks, works fine on Icicle.

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds