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From: "Jernej Škrabec" <jernej.skrabec@gmail.com>
To: "Mark Brown" <broonie@kernel.org>, "Chen-Yu Tsai" <wens@csie.org>,
	"Samuel Holland" <samuel@sholland.org>,
	"Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
Cc: linux-spi@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-sunxi@lists.linux.dev, kernel@pengutronix.de
Subject: Re: [PATCH 74/87] spi: sun4i: Convert to platform remove callback returning void
Date: Tue, 14 Mar 2023 21:11:54 +0100	[thread overview]
Message-ID: <5811350.MhkbZ0Pkbq@jernej-laptop> (raw)
In-Reply-To: <20230303172041.2103336-75-u.kleine-koenig@pengutronix.de>

Dne petek, 03. marec 2023 ob 18:20:28 CET je Uwe Kleine-König napisal(a):
> 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 (mostly) ignored
> 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.
> 
> Trivially convert this driver from always returning zero in the remove
> callback to the void returning variant.
> 
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
> ---

Acked-by: Jernej Skrabec <jernej.skrabec@gmail.com>

Best regards,
Jernej

>  drivers/spi/spi-sun4i.c | 6 ++----
>  1 file changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/spi/spi-sun4i.c b/drivers/spi/spi-sun4i.c
> index 6000d0761206..994d0fb50e68 100644
> --- a/drivers/spi/spi-sun4i.c
> +++ b/drivers/spi/spi-sun4i.c
> @@ -516,11 +516,9 @@ static int sun4i_spi_probe(struct platform_device
> *pdev) return ret;
>  }
> 
> -static int sun4i_spi_remove(struct platform_device *pdev)
> +static void sun4i_spi_remove(struct platform_device *pdev)
>  {
>  	pm_runtime_force_suspend(&pdev->dev);
> -
> -	return 0;
>  }
> 
>  static const struct of_device_id sun4i_spi_match[] = {
> @@ -536,7 +534,7 @@ static const struct dev_pm_ops sun4i_spi_pm_ops = {
> 
>  static struct platform_driver sun4i_spi_driver = {
>  	.probe	= sun4i_spi_probe,
> -	.remove	= sun4i_spi_remove,
> +	.remove_new = sun4i_spi_remove,
>  	.driver	= {
>  		.name		= "sun4i-spi",
>  		.of_match_table	= sun4i_spi_match,





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  parent reply	other threads:[~2023-03-14 20:12 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20230303172041.2103336-1-u.kleine-koenig@pengutronix.de>
2023-03-03 17:19 ` [PATCH 03/87] spi: aspeed-smc: Convert to platform remove callback returning void Uwe Kleine-König
2023-03-03 21:52   ` Cédric Le Goater
2023-03-03 17:19 ` [PATCH 04/87] spi: at91-usart: " Uwe Kleine-König
2023-03-06 11:57   ` Claudiu.Beznea
2023-03-03 17:19 ` [PATCH 06/87] spi: atmel: " Uwe Kleine-König
2023-03-06 11:57   ` Claudiu.Beznea
2023-03-03 17:19 ` [PATCH 09/87] spi: bcm2835: " Uwe Kleine-König
2023-03-03 17:23   ` Florian Fainelli
2023-03-06  7:04   ` Uwe Kleine-König
2023-03-06 12:26     ` Mark Brown
2023-03-03 17:19 ` [PATCH 10/87] spi: bcm2835aux: " Uwe Kleine-König
2023-03-03 17:23   ` Florian Fainelli
2023-03-03 17:19 ` [PATCH 13/87] spi: bcmbca-hsspi: " Uwe Kleine-König
2023-03-03 17:24   ` Florian Fainelli
2023-03-03 17:19 ` [PATCH 14/87] spi: brcmstb-qspi: " Uwe Kleine-König
2023-03-03 17:24   ` Florian Fainelli
2023-03-03 17:19 ` [PATCH 32/87] spi: iproc-qspi: " Uwe Kleine-König
2023-03-03 17:26   ` Florian Fainelli
2023-03-03 17:19 ` [PATCH 34/87] spi: meson-spicc: " Uwe Kleine-König
2023-03-04 21:43   ` Martin Blumenstingl
2023-03-03 17:19 ` [PATCH 35/87] spi: meson-spifc: " Uwe Kleine-König
2023-03-04 21:43   ` Martin Blumenstingl
2023-03-03 17:19 ` [PATCH 41/87] spi: mtk-nor: " Uwe Kleine-König
2023-03-03 17:19 ` [PATCH 42/87] spi: mtk-snfi: " Uwe Kleine-König
2023-03-03 17:19 ` [PATCH 44/87] spi: mxs: " Uwe Kleine-König
2023-03-03 17:20 ` [PATCH 55/87] spi: pxa2xx: " Uwe Kleine-König
2023-03-03 17:20 ` [PATCH 58/87] spi: rockchip-sfc: " Uwe Kleine-König
2023-03-03 17:20 ` [PATCH 59/87] spi: rockchip: " Uwe Kleine-König
2023-03-03 17:20 ` [PATCH 62/87] spi: s3c64xx: " Uwe Kleine-König
2023-03-03 17:20 ` [PATCH 68/87] spi: slave-mt27xx: " Uwe Kleine-König
2023-03-03 17:20 ` [PATCH 72/87] spi: stm32-qspi: " Uwe Kleine-König
2023-03-03 17:20 ` [PATCH 73/87] spi: stm32: " Uwe Kleine-König
2023-03-03 17:20 ` [PATCH 74/87] spi: sun4i: " Uwe Kleine-König
2023-03-03 17:29   ` Andre Przywara
2023-03-14 20:11   ` Jernej Škrabec [this message]
2023-03-03 17:20 ` [PATCH 75/87] spi: sun6i: " Uwe Kleine-König
2023-03-03 17:30   ` Andre Przywara
2023-03-14 20:12   ` Jernej Škrabec
2023-03-03 17:20 ` [PATCH 83/87] spi: uniphier: " Uwe Kleine-König
2023-03-03 17:20 ` [PATCH 84/87] spi: xilinx: " Uwe Kleine-König
2023-03-03 17:20 ` [PATCH 86/87] spi: zynq-qspi: " Uwe Kleine-König
2023-03-03 17:20 ` [PATCH 87/87] spi: zynqmp-gqspi: " Uwe Kleine-König

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