Re: [PATCH v3] staging: sm750fb: Remove unused return value in display_control_adjust_sm750le()

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On Wed, Nov 01, 2023 at 06:21:34PM +0300, Dorcas AnonoLitunya wrote:
> Modifies the return type of display_control_adjust_sm750le()
> to void from unsigned long as the return value is being ignored in
> all subsequent function calls.
> 
> This improves code readability and maintainability.
> 
> Suggested-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
> Signed-off-by: Dorcas AnonoLitunya <anonolitunya@xxxxxxxxx>
> ---
> 
> Changes in v3:
> - Rebase patch to apply against latest branch
> 
>  drivers/staging/sm750fb/ddk750_mode.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/drivers/staging/sm750fb/ddk750_mode.c b/drivers/staging/sm750fb/ddk750_mode.c
> index e1f20379431c..4278f9a826ab 100644
> --- a/drivers/staging/sm750fb/ddk750_mode.c
> +++ b/drivers/staging/sm750fb/ddk750_mode.c
> @@ -13,7 +13,7 @@
>   * HW only supports 7 predefined pixel clocks, and clock select is
>   * in bit 29:27 of Display Control register.
>   */
> -static unsigned long
> +static void
>  display_control_adjust_sm750le(struct mode_parameter *mode_param,
>  			       unsigned long disp_control)
>  {
> @@ -70,8 +70,6 @@ display_control_adjust_sm750le(struct mode_parameter *mode_param,
>  	disp_control |= DISPLAY_CTRL_CLOCK_PHASE;
>  
>  	poke32(CRT_DISPLAY_CTRL, disp_control);
> -
> -	return disp_control;
>  }
>  
>  /* only timing related registers will be  programed */
> -- 
> 2.42.0.345.gaab89be2eb
> 
> 

Does not apply to my current tree :(




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