linux-kernel - Re: [PATCH 2/4] thermal/of: Return -ENODEV instead of -EINVAL if registration fails

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Message-ID: <0b684e5cb8b97227cf2f5e2c2dc6d039@walle.cc>
Date:   Mon, 08 Aug 2022 21:03:00 +0200
From:   Michael Walle <michael@...le.cc>
To:     Daniel Lezcano <daniel.lezcano@...aro.org>
Cc:     rafael@...nel.org, dan.carpenter@...cle.com, linux@...ck-us.net,
        linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org,
        Amit Kucheria <amitk@...nel.org>,
        Zhang Rui <rui.zhang@...el.com>
Subject: Re: [PATCH 2/4] thermal/of: Return -ENODEV instead of -EINVAL if
 registration fails

Am 2022-08-08 20:09, schrieb Daniel Lezcano:
> The previous version of the OF code was returning -ENODEV if no
> thermal zones description was found or if the lookup of the sensor in
> the thermal zones was not found.
> 
> The backend drivers are expecting this return value as an information
> about skipping the sensor initialization and considered as normal.
> 
> Fix the return value by replacing -EINVAL by -ENODEV
> 
> Signed-off-by: Daniel Lezcano <daniel.lezcano@...aro.org>

Tested-by: Michael Walle <michael@...le.cc>