# Re: \[PATCH 1/8\] backlight: lms501kf03: Remove unused const variables

- From: Daniel Thompson \<hidden\>
- Date: 2020-06-25 09:24:41 
- List: linux-fbdev
- Page: https://ratatoskr.run/linux-fbdev/2020/06/6014532
- Thread: https://ratatoskr.run/dri-devel/2020/06/6013676/t.md

```text
On Wed, Jun 24, 2020 at 03:57:14PM +0100, Lee Jones wrote:
> W=1 kernel build reports:
> 
>  drivers/video/backlight/lms501kf03.c:96:28: warning: ‘seq_sleep_in’ defined but not used [-Wunused-const-variable=]
>  96 | static const unsigned char seq_sleep_in[] = {
>  | ^~~~~~~~~~~~
>  drivers/video/backlight/lms501kf03.c:92:28: warning: ‘seq_up_dn’ defined but not used [-Wunused-const-variable=]
>  92 | static const unsigned char seq_up_dn[] = {
>  | ^~~~~~~~~
> 
> Either 'seq_sleep_in' nor 'seq_up_dn' have been used since the
> driver first landed in 2013.
> 
> Cc: <redacted>
> Cc: Bartlomiej Zolnierkiewicz <redacted>
> Signed-off-by: Lee Jones <redacted>

Reviewed-by: Daniel Thompson <redacted>


> ---
>  drivers/video/backlight/lms501kf03.c | 8 --------
>  1 file changed, 8 deletions(-)
> 
> diff --git a/drivers/video/backlight/lms501kf03.c b/drivers/video/backlight/lms501kf03.c
> index 8ae32e3573c1a..c1bd02bb8b2ee 100644
> --- a/drivers/video/backlight/lms501kf03.c
> +++ b/drivers/video/backlight/lms501kf03.c
> @@ -89,14 +89,6 @@ static const unsigned char seq_rgb_gamma[] = {
>  	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
>  };
>  
> -static const unsigned char seq_up_dn[] = {
> -	0x36, 0x10,
> -};
> -
> -static const unsigned char seq_sleep_in[] = {
> -	0x10,
> -};
> -
>  static const unsigned char seq_sleep_out[] = {
>  	0x11,
>  };
> -- 
> 2.25.1
> 
```