linux-kernel - Re: [PATCH] drm/msm: Check return value of of_dma

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: <07c5dbf2-8ce7-42fa-a511-3dc22f525325@oss.qualcomm.com>
Date: Mon, 4 Nov 2024 10:53:52 +0100
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Sui Jingfeng <sui.jingfeng@...ux.dev>, Rob Clark <robdclark@...il.com>,
        Sean Paul <sean@...rly.run>, Konrad Dybcio <konradybcio@...nel.org>,
        Marijn Suijten <marijn.suijten@...ainline.org>
Cc: David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
        linux-arm-msm@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        freedreno@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drm/msm: Check return value of of_dma_configure()

On 4.11.2024 10:07 AM, Sui Jingfeng wrote:
> Because the of_dma_configure() will returns '-EPROBE_DEFER' if the probe
> procedure of the specific platform IOMMU driver is not finished yet. It
> can also return other error code for various reasons.
> 
> Stop pretending that it will always suceess, quit if it fail.
> 
> Signed-off-by: Sui Jingfeng <sui.jingfeng@...ux.dev>
> ---

Reviewed-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com>

Konrad