linux-kernel - Re: [PATCH] tools/thermal/thermal-engine: Fix format string bug in thermal-engine

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Message-ID: <d53b5b10-00b6-48bb-8d69-660cbf757ec2@linaro.org>
Date: Tue, 25 Nov 2025 10:00:50 +0100
From: Daniel Lezcano <daniel.lezcano@...aro.org>
To: Malaya Kumar Rout <mrout@...hat.com>, linux-kernel@...r.kernel.org
Cc: malayarout91@...il.com, "Rafael J. Wysocki" <rafael@...nel.org>,
 Zhang Rui <rui.zhang@...el.com>, Lukasz Luba <lukasz.luba@....com>,
 linux-pm@...r.kernel.org
Subject: Re: [PATCH] tools/thermal/thermal-engine: Fix format string bug in
 thermal-engine

On 11/24/25 11:43, Malaya Kumar Rout wrote:
> The error message in the daemon() failure path uses %p format specifier
> without providing a corresponding pointer argument, resulting in undefined
> behavior and printing garbage values.
> 
> Replace %p with %m to properly print the errno error message, which is
> the intended behavior when daemon() fails.
> 
> This fix ensures proper error reporting when daemonization fails.
> 
> Signed-off-by: Malaya Kumar Rout <mrout@...hat.com>
> ---

Applied, thanks

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