linux-kernel - Re: [PATCH 1/3] power: supply: ab8500: Fix error handling when calling iio_read_channel

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Message-ID: <CACRpkdbWMO__y+_xYkt0-h5gGTE67LVygwr8m0_Tt20HnD1+Bg@mail.gmail.com>
Date: Wed, 26 Jun 2024 12:38:32 +0200
From: Linus Walleij <linus.walleij@...aro.org>
To: Christophe JAILLET <christophe.jaillet@...adoo.fr>
Cc: sre@...nel.org, jic23@...nel.org, linux-pm@...r.kernel.org, 
	linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: Re: [PATCH 1/3] power: supply: ab8500: Fix error handling when
 calling iio_read_channel_processed()

On Sat, Jun 22, 2024 at 9:05 AM Christophe JAILLET
<christophe.jaillet@...adoo.fr> wrote:

> The ab8500_charger_get_[ac|vbus]_[current|voltage]() functions should
> return an error code on error.
>
> Up to now, an un-initialized value is returned.
> This makes the error handling of the callers un-reliable.
>
> Return the error code instead, to fix the issue.
>
> Fixes: 97ab78bac5d0 ("power: supply: ab8500_charger: Convert to IIO ADC")
> Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>

Reviewed-by: Linus Walleij <linus.walleij@...aro.org>

Yours,
Linus Walleij