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Message-ID: <097dca7f-12ba-ddbc-7380-05f3278fe40b@wanadoo.fr>
Date: Sun, 29 May 2022 09:17:09 +0200
From: Christophe JAILLET <christophe.jaillet@...adoo.fr>
To: Mark Brown <broonie@...nel.org>, Heiko Stuebner <heiko@...ech.de>,
addy ke <addy.ke@...k-chips.com>
Cc: linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
Mark Brown <broonie@...aro.org>, linux-spi@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org,
linux-rockchip@...ts.infradead.org
Subject: Re: [PATCH] spi: rockchip: Fix a resource that is put twice in
rockchip_spi_remove()
Le 29/05/2022 à 09:07, Christophe JAILLET a écrit :
> spi_controller_put() is already called as part of
> spi_unregister_controller(). The latter is called automatically because
> the controller has been registered with the devm_ function.
>
> Remove the duplicate call.
>
> Fixes: 64e36824b32b ("spi/rockchip: add driver for Rockchip RK3xxx SoCs integrated SPI")
> Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
> ---
> drivers/spi/spi-rockchip.c | 2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/drivers/spi/spi-rockchip.c b/drivers/spi/spi-rockchip.c
> index a08215eb9e14..70777731b20e 100644
> --- a/drivers/spi/spi-rockchip.c
> +++ b/drivers/spi/spi-rockchip.c
> @@ -963,8 +963,6 @@ static int rockchip_spi_remove(struct platform_device *pdev)
> if (ctlr->dma_rx)
> dma_release_channel(ctlr->dma_rx);
>
> - spi_controller_put(ctlr);
> -
> return 0;
> }
>
NAK.
There is a spi_controller_get() call a few lines above, so this
additional spi_controller_put() is needed.
CJ
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