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SubjectRe: [PATCH 4/5] mmc: sdhci-of-arasan: Obviously always return success in remove callback
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On 11/06/22 00:12, Uwe Kleine-König wrote:
> sdhci_pltfm_unregister() returns 0 unconditionally and returning an
> error in a platform remove callback isn't very sensible. (The only
> effect of the latter is that the device core emits a generic warning and
> then removes the device anyhow.)
>
> So return 0 unconditionally to make it obvious there is no error
> forwarded to the upper layers.
>
> This is a preparation for making platform remove callbacks return void.

This preparation seems a bit unnatural.

>
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>

Acked-by: Adrian Hunter <adrian.hunter@intel.com>

> ---
> drivers/mmc/host/sdhci-of-arasan.c | 5 ++---
> 1 file changed, 2 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/mmc/host/sdhci-of-arasan.c b/drivers/mmc/host/sdhci-of-arasan.c
> index 757801dfc308..3997cad1f793 100644
> --- a/drivers/mmc/host/sdhci-of-arasan.c
> +++ b/drivers/mmc/host/sdhci-of-arasan.c
> @@ -1733,7 +1733,6 @@ static int sdhci_arasan_probe(struct platform_device *pdev)
>
> static int sdhci_arasan_remove(struct platform_device *pdev)
> {
> - int ret;
> struct sdhci_host *host = platform_get_drvdata(pdev);
> struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
> struct sdhci_arasan_data *sdhci_arasan = sdhci_pltfm_priv(pltfm_host);
> @@ -1747,11 +1746,11 @@ static int sdhci_arasan_remove(struct platform_device *pdev)
>
> sdhci_arasan_unregister_sdclk(&pdev->dev);
>
> - ret = sdhci_pltfm_unregister(pdev);
> + sdhci_pltfm_unregister(pdev);
>
> clk_disable_unprepare(clk_ahb);
>
> - return ret;
> + return 0;
> }
>
> static struct platform_driver sdhci_arasan_driver = {

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