Re: watchdog: sc1200: constify pnp_device_id

[Guenter Roeck]

On Wed, Aug 16, 2017 at 10:27:03AM +0530, Arvind Yadav wrote:
> pnp_device_id are not supposed to change at runtime. All functions
> working with pnp_device_id provided by <linux/pnp.h> work with
> const pnp_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/sc1200wdt.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/watchdog/sc1200wdt.c b/drivers/watchdog/sc1200wdt.c
> index b34d3d5..8e4e2fc 100644
> --- a/drivers/watchdog/sc1200wdt.c
> +++ b/drivers/watchdog/sc1200wdt.c
> @@ -342,7 +342,7 @@ static int __init sc1200wdt_probe(void)
>  
>  #if defined CONFIG_PNP
>  
> -static struct pnp_device_id scl200wdt_pnp_devices[] = {
> +static const struct pnp_device_id scl200wdt_pnp_devices[] = {
>  	/* National Semiconductor PC87307/PC97307 watchdog component */
>  	{.id = "NSC0800", .driver_data = 0},
>  	{.id = ""},