Re: [PATCH v5 1/4] PCI/VGA: Use unsigned type for the io_state variable

From: Andi Shyti
Date: Fri Jun 09 2023 - 07:49:11 EST


Hi Sui,

On Fri, Jun 09, 2023 at 07:24:14PM +0800, Sui Jingfeng wrote:
> The io_state variable in the vga_arb_write() function is declared with
> unsigned int type, while the vga_str_to_iostate() function takes int *
> type. To keep them consistent, replace the third argument of
> vga_str_to_iostate() function with the unsigned int * type.
>
> Signed-off-by: Sui Jingfeng <suijingfeng@xxxxxxxxxxx>

Reviewed-by: Andi Shyti <andi.shyti@xxxxxxxxxxxxxxx>

Andi

> ---
> drivers/pci/vgaarb.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/pci/vgaarb.c b/drivers/pci/vgaarb.c
> index 5a696078b382..c1bc6c983932 100644
> --- a/drivers/pci/vgaarb.c
> +++ b/drivers/pci/vgaarb.c
> @@ -77,7 +77,7 @@ static const char *vga_iostate_to_str(unsigned int iostate)
> return "none";
> }
>
> -static int vga_str_to_iostate(char *buf, int str_size, int *io_state)
> +static int vga_str_to_iostate(char *buf, int str_size, unsigned int *io_state)
> {
> /* we could in theory hand out locks on IO and mem
> * separately to userspace but it can cause deadlocks */
> --
> 2.25.1