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From: Luca Ceresoli <luca.ceresoli@bootlin.com>
To: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
Cc: Thierry Reding <thierry.reding@gmail.com>,
	Jonathan Hunter <jonathanh@nvidia.com>,
	Sowjanya Komatineni <skomatineni@nvidia.com>,
	Mauro Carvalho Chehab <mchehab@kernel.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	linux-media@vger.kernel.org, linux-tegra@vger.kernel.org,
	linux-staging@lists.linux.dev, kernel@pengutronix.de
Subject: Re: [PATCH] staging: media: tegra-video: Convert to platform remove callback returning void
Date: Fri, 27 Oct 2023 10:11:59 +0200	[thread overview]
Message-ID: <20231027101159.4a4b829a@booty> (raw)
In-Reply-To: <20231026214739.2509271-2-u.kleine-koenig@pengutronix.de>

Hello Uwe,

On Thu, 26 Oct 2023 23:47:40 +0200
Uwe Kleine-König <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 the three tegra-video drivers from always returning
> zero in the remove callback to the void returning variant.
> 
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>

Reviewed-by: Luca Ceresoli <luca.ceresoli@bootlin.com>

-- 
Luca Ceresoli, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com

  reply	other threads:[~2023-10-27  8:12 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-10-26 21:47 [PATCH] staging: media: tegra-video: Convert to platform remove callback returning void Uwe Kleine-König
2023-10-27  8:11 ` Luca Ceresoli [this message]
2023-11-20 21:23 ` Uwe Kleine-König

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