Subject: Re: [PATCH 2/6] macio: Make remove callback of macio driver void returned

From: Greg KH <[email-masked]>
Date: Mon, 5 Dec 2022 17:08:33 +0100

On Mon, Dec 05, 2022 at 11:36:40PM +0800, Dawei Li wrote:
> Commit fc7a6209d571 ("bus: Make remove callback return
> void") forces bus_type::remove be void-returned, it doesn't
> make much sense for any bus based driver implementing remove
> callbalk to return non-void to its caller.
> 
> This change is for macio bus based drivers.
> 
> Signed-off-by: Dawei Li <[email-masked]>
> ---
>  arch/powerpc/include/asm/macio.h                | 12 ++++++------
>  drivers/ata/pata_macio.c                        |  4 +---
>  drivers/macintosh/rack-meter.c                  |  4 +---
>  drivers/net/ethernet/apple/bmac.c               |  4 +---
>  drivers/net/ethernet/apple/mace.c               |  4 +---
>  drivers/net/wireless/intersil/orinoco/airport.c |  4 +---
>  drivers/scsi/mac53c94.c                         |  5 +----
>  drivers/scsi/mesh.c                             |  5 +----
>  drivers/tty/serial/pmac_zilog.c                 |  7 ++-----
>  sound/aoa/soundbus/i2sbus/core.c                |  4 +---
>  10 files changed, 16 insertions(+), 37 deletions(-)
> 
> diff --git a/arch/powerpc/include/asm/macio.h b/arch/powerpc/include/asm/macio.h
> index ff5fd82d9ff0..f641c730c3b7 100644
> --- a/arch/powerpc/include/asm/macio.h
> +++ b/arch/powerpc/include/asm/macio.h
> @@ -124,15 +124,15 @@ static inline struct pci_dev *macio_get_pci_dev(struct macio_dev *mdev)
>   */
>  struct macio_driver
>  {
> -	int	(*probe)(struct macio_dev* dev, const struct of_device_id *match);
> -	int	(*remove)(struct macio_dev* dev);
> +	int	(*probe)(struct macio_dev *dev, const struct of_device_id *match);
> +	void	(*remove)(struct macio_dev *dev);

Again, you are changing lines you do not need to here.

thanks,

greg k-h