Re: [PATCH v2] siox: make siox_bus_type const

From: Thorsten Scherer
Date: Fri Feb 09 2024 - 13:14:09 EST


Hello,

On Sun, Feb 04, 2024 at 07:26:42PM -0300, Ricardo B. Marliere wrote:
> Since commit d492cc2573a0 ("driver core: device.h: make struct bus_type
> a const *"), the driver core can properly handle constant struct
> bus_type. Move the siox_bus_type variable to be a constant structure as
> well, placing it into read-only memory which can not be modified at
> runtime.
>
> Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
> Suggested-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
> Signed-off-by: Ricardo B. Marliere <ricardo@xxxxxxxxxxxx>

Acked-by: Thorsten Scherer <t.scherer@xxxxxxxxxxxx>

@Ricardo: Thank you!

@gregkh: Would you please pick up this patch?

> ---
> Changes in v2:
> - Fixed changelog: mentioned commit d492cc2573a0 instead of the word
> "Now".
> - Link to v1: https://lore.kernel.org/r/20240204-bus_cleanup-siox-v1-1-2d12583d3a6c@xxxxxxxxxxxx
> ---
> drivers/siox/siox-core.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/siox/siox-core.c b/drivers/siox/siox-core.c
> index 561408583b2b..a1eda7bd76ed 100644
> --- a/drivers/siox/siox-core.c
> +++ b/drivers/siox/siox-core.c
> @@ -543,7 +543,7 @@ static void siox_shutdown(struct device *dev)
> sdriver->shutdown(sdevice);
> }
>
> -static struct bus_type siox_bus_type = {
> +static const struct bus_type siox_bus_type = {
> .name = "siox",
> .match = siox_match,
> .probe = siox_probe,
>
> ---
> base-commit: 41b9fb381a486360b2daaec0c7480f8e3ff72bc7
> change-id: 20240204-bus_cleanup-siox-ccf8775bf069
>
> Best regards,
> --
> Ricardo B. Marliere <ricardo@xxxxxxxxxxxx>
>

Best regards
Thorsten