Re: [Outreachy kernel] [PATCH] staging: rtl8723bs: core: Remove unused but set variable

[Julia Lawall]

On Tue, 13 Apr 2021, Fabio M. De Francesco wrote:

> Removed "ledBlink_param" because it was set to the value of "pbuf" but was
> never reused. This set was made by direct assignment (no helper had been
> called), therefore it had no side effect to the location pointed by "pbuf".
>
> Signed-off-by: Fabio M. De Francesco <fmdefrancesco@xxxxxxxxx>
> ---
>  drivers/staging/rtl8723bs/core/rtw_mlme_ext.c | 2 --
>  1 file changed, 2 deletions(-)
>
> diff --git a/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c b/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c
> index f19a15a3924b..440e22922106 100644
> --- a/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c
> +++ b/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c
> @@ -6191,12 +6191,10 @@ u8 set_chplan_hdl(struct adapter *padapter, unsigned char *pbuf)
>
>  u8 led_blink_hdl(struct adapter *padapter, unsigned char *pbuf)
>  {
> -	struct LedBlink_param *ledBlink_param;
>
>  	if (!pbuf)
>  		return H2C_PARAMETERS_ERROR;
>
> -	ledBlink_param = (struct LedBlink_param *)pbuf;
>  	return	H2C_SUCCESS;
>  }

Is this function actually useful?

julia