linux-kernel - Re: [PATCH] of: property: fw_devlink: Fix stupid bug in remote-endpoint parsing

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]

Date: Tue, 26 Mar 2024 12:42:41 +1100
From: John Watts <contact@...kia.org>
To: Saravana Kannan <saravanak@...gle.com>
Cc: Rob Herring <robh+dt@...nel.org>, Frank Rowand <frowand.list@...il.com>,
	Hervé Codina <herve.codina@...tlin.com>,
	Luca Ceresoli <luca.ceresoli@...tlin.com>, kernel-team@...roid.com,
	Rob Herring <robh@...nel.org>, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] of: property: fw_devlink: Fix stupid bug in
 remote-endpoint parsing

On Mon, Mar 25, 2024 at 06:35:45PM -0700, Saravana Kannan wrote:
> Ok, I have a solution. Have the audio-graph-card2 find the fwnode of
> "multi" and mark it as "not a device" by doing something like this in
> the driver. That should help fw_devlink handle this correctly.
> 
> fwnode.flags |= FWNODE_FLAG_NOT_DEVICE;

I'll test this out, thanks.

> Definitely do this though as a forward looking improvement. It'll help
> make the suspend/resume more deterministic and will eventually let
> things happen in an async manner.

Is there a way to also do this in the driver?

> -Saravana

John.