linux-kernel - Re: [PATCH] staging: davinci

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Message-ID: <20140215171619.GA22985@leaf>
Date:	Sat, 15 Feb 2014 09:16:19 -0800
From:	Josh Triplett <josh@...htriplett.org>
To:	Levente Kurusa <levex@...ux.com>
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Mauro Carvalho Chehab <m.chehab@...sung.com>,
	LKML <linux-kernel@...r.kernel.org>,
	OSUOSL Drivers <devel@...verdev.osuosl.org>,
	Linux Media <linux-media@...r.kernel.org>,
	Lisa Nguyen <lisa@...apiadmin.com>,
	Archana kumari <archanakumari959@...il.com>,
	David Binderman <dcb314@...mail.com>
Subject: Re: [PATCH] staging: davinci_vpfe: fix error check

On Sat, Feb 15, 2014 at 11:17:11AM +0100, Levente Kurusa wrote:
> The check would check the pointer, which is never less than 0.
> According to the error message, the correct check would be
> to check the return value of ipipe_mode. Check that instead.
> 
> Reported-by: David Binderman <dcb314@...mail.com>
> Signed-off-by: Levente Kurusa <levex@...ux.com>

Reviewed-by: Josh Triplett <josh@...htriplett.org>

>  drivers/staging/media/davinci_vpfe/dm365_ipipe_hw.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/staging/media/davinci_vpfe/dm365_ipipe_hw.c b/drivers/staging/media/davinci_vpfe/dm365_ipipe_hw.c
> index 2d36b60..b2daf5e 100644
> --- a/drivers/staging/media/davinci_vpfe/dm365_ipipe_hw.c
> +++ b/drivers/staging/media/davinci_vpfe/dm365_ipipe_hw.c
> @@ -267,7 +267,7 @@ int config_ipipe_hw(struct vpfe_ipipe_device *ipipe)
>  	}
>  
>  	ipipe_mode = get_ipipe_mode(ipipe);
> -	if (ipipe < 0) {
> +	if (ipipe_mode < 0) {
>  		pr_err("Failed to get ipipe mode");
>  		return -EINVAL;
>  	}
> -- 
> 1.8.3.1
> 
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