linux-kernel - Re: [PATCH][next] video: fbdev: atmel_lcdfb: remove redundant initialization to variable ret

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Date:   Wed, 12 Jun 2019 07:55:30 +0000
From:   <Nicolas.Ferre@...rochip.com>
To:     <colin.king@...onical.com>, <b.zolnierkie@...sung.com>,
        <alexandre.belloni@...tlin.com>, <Ludovic.Desroches@...rochip.com>,
        <linux-fbdev@...r.kernel.org>, <dri-devel@...ts.freedesktop.org>,
        <linux-arm-kernel@...ts.infradead.org>
CC:     <kernel-janitors@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH][next] video: fbdev: atmel_lcdfb: remove redundant
 initialization to variable ret

On 11/06/2019 at 19:09, Colin King wrote:
> External E-Mail
> 
> 
> From: Colin Ian King <colin.king@...onical.com>
> 
> Currently variable ret is being initialized with -ENOENT however that
> value is never read and ret is being re-assigned later on. Hence this
> assignment is redundant and can be removed.
> 
> Addresses-Coverity: ("Unused value")
> Signed-off-by: Colin Ian King <colin.king@...onical.com>

Indeed:
Acked-by: Nicolas Ferre <nicolas.ferre@...rochip.com>

Thanks, best regards,
   Nicolas


> ---
>   drivers/video/fbdev/atmel_lcdfb.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/video/fbdev/atmel_lcdfb.c b/drivers/video/fbdev/atmel_lcdfb.c
> index fb117ccbeab3..930cc3f92e01 100644
> --- a/drivers/video/fbdev/atmel_lcdfb.c
> +++ b/drivers/video/fbdev/atmel_lcdfb.c
> @@ -950,7 +950,7 @@ static int atmel_lcdfb_of_init(struct atmel_lcdfb_info *sinfo)
>   	struct fb_videomode fb_vm;
>   	struct gpio_desc *gpiod;
>   	struct videomode vm;
> -	int ret = -ENOENT;
> +	int ret;
>   	int i;
>   
>   	sinfo->config = (struct atmel_lcdfb_config*)
> 


-- 
Nicolas Ferre