[PATCH] video: fbdev: sis: use explicitly signed char

[David Laight]

From: Jason A. Donenfeld
> Sent: 24 October 2022 17:29
> To: linux-kernel at vger.kernel.org
> 
> With char becoming unsigned by default, and with `char` alone being
> ambiguous and based on architecture, signed chars need to be marked
> explicitly as such. This fixes warnings like:
> 
...
> ---
>  drivers/usb/misc/sisusbvga/sisusb_struct.h | 2 +-
>  drivers/video/fbdev/sis/vstruct.h          | 2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/usb/misc/sisusbvga/sisusb_struct.h b/drivers/usb/misc/sisusbvga/sisusb_struct.h
> index 3df64d2a9d43..a86032a26d36 100644
> --- a/drivers/usb/misc/sisusbvga/sisusb_struct.h
> +++ b/drivers/usb/misc/sisusbvga/sisusb_struct.h
> @@ -91,7 +91,7 @@ struct SiS_Ext {
>  	unsigned char VB_ExtTVYFilterIndex;
>  	unsigned char VB_ExtTVYFilterIndexROM661;
>  	unsigned char REFindex;
> -	char ROMMODEIDX661;
> +	signed char ROMMODEIDX661;

Isn't the correct fix to use u8 and s8 ?

	David

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