Re: [PATCH] mmc: dw_mmc: Make dw_mci_pltfm_remove() return void

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On Sat, 6 May 2023 at 00:15, Uwe Kleine-König
<u.kleine-koenig@xxxxxxxxxxxxxx> wrote:
>
> dw_mci_pltfm_remove() returned zero unconditionally. Make it return void
> instead which makes its semantics a bit clearer.
>
> Convert the drivers that use this function as .remove() callback to
> .remove_new() which has the right prototype. This helps getting rid of
> the platform_driver's remove callback that returns an int (which is
> error prone). The other users didn't check the return value anyhow.
>
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx>

Applied for next, thanks!

Kind regards
Uffe


> ---
>  drivers/mmc/host/dw_mmc-bluefield.c | 2 +-
>  drivers/mmc/host/dw_mmc-k3.c        | 2 +-
>  drivers/mmc/host/dw_mmc-pltfm.c     | 5 ++---
>  drivers/mmc/host/dw_mmc-pltfm.h     | 2 +-
>  drivers/mmc/host/dw_mmc-starfive.c  | 2 +-
>  5 files changed, 6 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/mmc/host/dw_mmc-bluefield.c b/drivers/mmc/host/dw_mmc-bluefield.c
> index 10baf122bc15..4747e5698f48 100644
> --- a/drivers/mmc/host/dw_mmc-bluefield.c
> +++ b/drivers/mmc/host/dw_mmc-bluefield.c
> @@ -52,7 +52,7 @@ static int dw_mci_bluefield_probe(struct platform_device *pdev)
>
>  static struct platform_driver dw_mci_bluefield_pltfm_driver = {
>         .probe          = dw_mci_bluefield_probe,
> -       .remove         = dw_mci_pltfm_remove,
> +       .remove_new     = dw_mci_pltfm_remove,
>         .driver         = {
>                 .name           = "dwmmc_bluefield",
>                 .probe_type     = PROBE_PREFER_ASYNCHRONOUS,
> diff --git a/drivers/mmc/host/dw_mmc-k3.c b/drivers/mmc/host/dw_mmc-k3.c
> index 0311a37dd4ab..e8ee7c43f60b 100644
> --- a/drivers/mmc/host/dw_mmc-k3.c
> +++ b/drivers/mmc/host/dw_mmc-k3.c
> @@ -470,7 +470,7 @@ static const struct dev_pm_ops dw_mci_k3_dev_pm_ops = {
>
>  static struct platform_driver dw_mci_k3_pltfm_driver = {
>         .probe          = dw_mci_k3_probe,
> -       .remove         = dw_mci_pltfm_remove,
> +       .remove_new     = dw_mci_pltfm_remove,
>         .driver         = {
>                 .name           = "dwmmc_k3",
>                 .probe_type     = PROBE_PREFER_ASYNCHRONOUS,
> diff --git a/drivers/mmc/host/dw_mmc-pltfm.c b/drivers/mmc/host/dw_mmc-pltfm.c
> index 13e55cff8237..567dce73f205 100644
> --- a/drivers/mmc/host/dw_mmc-pltfm.c
> +++ b/drivers/mmc/host/dw_mmc-pltfm.c
> @@ -122,18 +122,17 @@ static int dw_mci_pltfm_probe(struct platform_device *pdev)
>         return dw_mci_pltfm_register(pdev, drv_data);
>  }
>
> -int dw_mci_pltfm_remove(struct platform_device *pdev)
> +void dw_mci_pltfm_remove(struct platform_device *pdev)
>  {
>         struct dw_mci *host = platform_get_drvdata(pdev);
>
>         dw_mci_remove(host);
> -       return 0;
>  }
>  EXPORT_SYMBOL_GPL(dw_mci_pltfm_remove);
>
>  static struct platform_driver dw_mci_pltfm_driver = {
>         .probe          = dw_mci_pltfm_probe,
> -       .remove         = dw_mci_pltfm_remove,
> +       .remove_new     = dw_mci_pltfm_remove,
>         .driver         = {
>                 .name           = "dw_mmc",
>                 .probe_type     = PROBE_PREFER_ASYNCHRONOUS,
> diff --git a/drivers/mmc/host/dw_mmc-pltfm.h b/drivers/mmc/host/dw_mmc-pltfm.h
> index 2d50d7da2e36..64cf7522a3d4 100644
> --- a/drivers/mmc/host/dw_mmc-pltfm.h
> +++ b/drivers/mmc/host/dw_mmc-pltfm.h
> @@ -10,7 +10,7 @@
>
>  extern int dw_mci_pltfm_register(struct platform_device *pdev,
>                                 const struct dw_mci_drv_data *drv_data);
> -extern int dw_mci_pltfm_remove(struct platform_device *pdev);
> +extern void dw_mci_pltfm_remove(struct platform_device *pdev);
>  extern const struct dev_pm_ops dw_mci_pltfm_pmops;
>
>  #endif /* _DW_MMC_PLTFM_H_ */
> diff --git a/drivers/mmc/host/dw_mmc-starfive.c b/drivers/mmc/host/dw_mmc-starfive.c
> index dab1508bf83c..fd05a648a8bb 100644
> --- a/drivers/mmc/host/dw_mmc-starfive.c
> +++ b/drivers/mmc/host/dw_mmc-starfive.c
> @@ -172,7 +172,7 @@ static int dw_mci_starfive_probe(struct platform_device *pdev)
>
>  static struct platform_driver dw_mci_starfive_driver = {
>         .probe = dw_mci_starfive_probe,
> -       .remove = dw_mci_pltfm_remove,
> +       .remove_new = dw_mci_pltfm_remove,
>         .driver = {
>                 .name = "dwmmc_starfive",
>                 .probe_type = PROBE_PREFER_ASYNCHRONOUS,
>
> base-commit: 457391b0380335d5e9a5babdec90ac53928b23b4
> --
> 2.39.2
>




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