linux-kernel - Re: [PATCH 3/4] spi: stm32: properly fail on dma_request

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

Message-ID: <129a4deb-ec9c-41f0-910c-57cd43d17fcd@sirena.org.uk>
Date: Thu, 18 Dec 2025 08:00:57 +0000
From: Mark Brown <broonie@...nel.org>
To: Alain Volmat <alain.volmat@...s.st.com>
Cc: Maxime Coquelin <mcoquelin.stm32@...il.com>,
	Alexandre Torgue <alexandre.torgue@...s.st.com>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>, linux-spi@...r.kernel.org,
	linux-stm32@...md-mailman.stormreply.com,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	devicetree@...r.kernel.org
Subject: Re: [PATCH 3/4] spi: stm32: properly fail on dma_request_chan error

On Wed, Dec 17, 2025 at 10:51:33PM +0100, Alain Volmat wrote:
> Correct handling of the dma_request_chan call in order to avoid
> misleading warn message if no DMA is provided within the device-tree
> and moreover fail if dma_request_chan has returned a valid error.

Bug fixes should go at the start of serieses to avoid spurious
dependencies on new or cleanup changes.

Download attachment "signature.asc" of type "application/pgp-signature" (489 bytes)