linux-kernel - Re: [PATCH] staging: greybus: light: remove unnecessary error check

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Message-ID: <20170925142222.GB21407@arch-late.localdomain>
Date:   Mon, 25 Sep 2017 15:22:22 +0100
From:   Rui Miguel Silva <rmfrfs@...il.com>
To:     Arvind Yadav <arvind.yadav.cs@...il.com>
Cc:     johan@...nel.org, elder@...nel.org, gregkh@...uxfoundation.org,
        greybus-dev@...ts.linaro.org, devel@...verdev.osuosl.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] staging: greybus: light: remove unnecessary error check

Hi,
On Sat, Sep 23, 2017 at 01:39:15PM +0530, Arvind Yadav wrote:
> It is not necessary to check return value of gb_lights_channel_flash_config.
> gb_lights_channel_config returns both successful and error value.
> 
> Signed-off-by: Arvind Yadav <arvind.yadav.cs@...il.com>

Thanks for the patch.
Reviewed-by: Rui Miguel Silva <rmfrfs@...il.com>

---
Cheers,
	Rui

> ---
>  drivers/staging/greybus/light.c | 6 +-----
>  1 file changed, 1 insertion(+), 5 deletions(-)
> 
> diff --git a/drivers/staging/greybus/light.c b/drivers/staging/greybus/light.c
> index 0f538b8..d7da475 100644
> --- a/drivers/staging/greybus/light.c
> +++ b/drivers/staging/greybus/light.c
> @@ -1000,11 +1000,7 @@ static int gb_lights_channel_config(struct gb_light *light,
>  
>  	light->has_flash = true;
>  
> -	ret = gb_lights_channel_flash_config(channel);
> -	if (ret < 0)
> -		return ret;
> -
> -	return ret;
> +	return gb_lights_channel_flash_config(channel);
>  }
>  
>  static int gb_lights_light_config(struct gb_lights *glights, u8 id)
> -- 
> 2.7.4
>