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References: <20230927081040.2198742-1-u.kleine-koenig@pengutronix.de> <20230927081040.2198742-8-u.kleine-koenig@pengutronix.de>
In-Reply-To: <20230927081040.2198742-8-u.kleine-koenig@pengutronix.de>
From:   Prashant Malani <pmalani@chromium.org>
Date:   Thu, 28 Sep 2023 10:10:19 -0700
Message-ID: <CACeCKafuji+G_pn+A=9qUGRcSLS3cWeVYbVr85ZoHGvSUXKaoQ@mail.gmail.com>
Subject: Re: [PATCH 07/27] platform/chrome: cros_typec_switch: Convert to
 platform remove callback returning void
To:     =?UTF-8?Q?Uwe_Kleine=2DK=C3=B6nig?= 
        <u.kleine-koenig@pengutronix.de>
Cc:     Benson Leung <bleung@chromium.org>,
        Tzung-Bi Shih <tzungbi@kernel.org>,
        chrome-platform@lists.linux.dev, linux-kernel@vger.kernel.org,
        kernel@pengutronix.de
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Hi Uwe,

On Wed, Sep 27, 2023 at 1:10=E2=80=AFAM Uwe Kleine-K=C3=B6nig
<u.kleine-koenig@pengutronix.de> wrote:
>
> The .remove() callback for a platform driver returns an int which makes
> many driver authors wrongly assume it's possible to do error handling by
> returning an error code. However the value returned is ignored (apart
> from emitting a warning) and this typically results in resource leaks.
>
> To improve here there is a quest to make the remove callback return
> void. In the first step of this quest all drivers are converted to
> .remove_new(), which already returns void. Eventually after all drivers
> are converted, .remove_new() will be renamed to .remove().
>
> Trivially convert this driver from always returning zero in the remove
> callback to the void returning variant.
>
> Signed-off-by: Uwe Kleine-K=C3=B6nig <u.kleine-koenig@pengutronix.de>
Acked-by: Prashant Malani <pmalani@chromium.org>


BR,

-Prashant