linux-kernel - Re: [PATCH 2/3] HID: make ishtp_cl_bus

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Message-ID: <90c4f24d697f0dbd5a1afac7d5ac49ffbe6fff14.camel@linux.intel.com>
Date: Wed, 20 Dec 2023 04:55:31 -0800
From: srinivas pandruvada <srinivas.pandruvada@...ux.intel.com>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, jikos@...nel.org, 
	benjamin.tissoires@...hat.com
Cc: linux-kernel@...r.kernel.org, linux-input@...r.kernel.org
Subject: Re: [PATCH 2/3] HID: make ishtp_cl_bus_type const

On Wed, 2023-12-20 at 08:38 +0100, Greg Kroah-Hartman wrote:
> Now that the driver core can properly handle constant struct
> bus_type,
> move the ishtp_cl_bus_type variable to be a constant structure as
> well,
> placing it into read-only memory which can not be modified at
> runtime.
> 
> Cc: Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>
> Cc: Jiri Kosina <jikos@...nel.org>
> Cc: Benjamin Tissoires <benjamin.tissoires@...hat.com>
> Cc: linux-input@...r.kernel.org
> Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Acked-by: Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>

> ---
>  drivers/hid/intel-ish-hid/ishtp/bus.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/hid/intel-ish-hid/ishtp/bus.c
> b/drivers/hid/intel-ish-hid/ishtp/bus.c
> index 7fc738a22375..aa6cb033bb06 100644
> --- a/drivers/hid/intel-ish-hid/ishtp/bus.c
> +++ b/drivers/hid/intel-ish-hid/ishtp/bus.c
> @@ -378,7 +378,7 @@ static const struct dev_pm_ops
> ishtp_cl_bus_dev_pm_ops = {
>         .restore = ishtp_cl_device_resume,
>  };
>  
> -static struct bus_type ishtp_cl_bus_type = {
> +static const struct bus_type ishtp_cl_bus_type = {
>         .name           = "ishtp",
>         .dev_groups     = ishtp_cl_dev_groups,
>         .probe          = ishtp_cl_device_probe,