Re: watchdog: mei_wdt: constify mei_cl_device_id

From: Guenter Roeck
Date: Tue Aug 29 2017 - 23:30:41 EST


On Sat, Aug 26, 2017 at 11:41:06AM +0530, Arvind Yadav wrote:
> mei_cl_device_id are not supposed to change at runtime. All functions
> working with mei_cl_device_id provided by <linux/mei_cl_bus.h> work
> with const mei_cl_device_id. So mark the non-const structs as const.
>
> Signed-off-by: Arvind Yadav <arvind.yadav.cs@xxxxxxxxx>

Reviewed-by: Guenter Roeck <linux@xxxxxxxxxxxx>

> ---
> drivers/watchdog/mei_wdt.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/watchdog/mei_wdt.c b/drivers/watchdog/mei_wdt.c
> index b29c6fd..ea60b29 100644
> --- a/drivers/watchdog/mei_wdt.c
> +++ b/drivers/watchdog/mei_wdt.c
> @@ -670,7 +670,7 @@ static int mei_wdt_remove(struct mei_cl_device *cldev)
> #define MEI_UUID_WD UUID_LE(0x05B79A6F, 0x4628, 0x4D7F, \
> 0x89, 0x9D, 0xA9, 0x15, 0x14, 0xCB, 0x32, 0xAB)
>
> -static struct mei_cl_device_id mei_wdt_tbl[] = {
> +static const struct mei_cl_device_id mei_wdt_tbl[] = {
> { .uuid = MEI_UUID_WD, .version = MEI_CL_VERSION_ANY },
> /* required last entry */
> { }