On Fri, Aug 23, 2024 at 11:11:28AM +0800, Kunwu Chan wrote:
> From: Kunwu Chan <chentao@xxxxxxxxxx>
>
> Now that the driver core can properly handle constant struct bus_type,
> move the mhi_bus_type variable to be a constant structure as well,
> placing it into read-only memory which can not be modified at runtime.
>
> Suggested-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
> Signed-off-by: Kunwu Chan <chentao@xxxxxxxxxx>
Applied to mhi-next!
- Mani
> ---
> drivers/bus/mhi/host/init.c | 2 +-
> drivers/bus/mhi/host/internal.h | 2 +-
> 2 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/bus/mhi/host/init.c b/drivers/bus/mhi/host/init.c
> index ce7d2e62c2f1..a9b1f8beee7b 100644
> --- a/drivers/bus/mhi/host/init.c
> +++ b/drivers/bus/mhi/host/init.c
> @@ -1464,7 +1464,7 @@ static int mhi_match(struct device *dev, const struct device_driver *drv)
> return 0;
> };
>
> -struct bus_type mhi_bus_type = {
> +const struct bus_type mhi_bus_type = {
> .name = "mhi",
> .dev_name = "mhi",
> .match = mhi_match,
> diff --git a/drivers/bus/mhi/host/internal.h b/drivers/bus/mhi/host/internal.h
> index aaad40a07f69..d057e877932e 100644
> --- a/drivers/bus/mhi/host/internal.h
> +++ b/drivers/bus/mhi/host/internal.h
> @@ -9,7 +9,7 @@
>
> #include "../common.h"
>
> -extern struct bus_type mhi_bus_type;
> +extern const struct bus_type mhi_bus_type;
>
> /* Host request register */
> #define MHI_SOC_RESET_REQ_OFFSET 0xb0
> --
> 2.41.0
>
--
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