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Subject: Re: [PATCH v3] media: aspeed-video: Fix memory leaks in
 aspeed_video_probe
To:     Navid Emamdoost <navid.emamdoost@gmail.com>,
        jae.hyun.yoo@linux.intel.com
Cc:     linux-aspeed@lists.ozlabs.org, Andrew Jeffery <andrew@aj.id.au>,
        kjlu@umn.edu, openbmc@lists.ozlabs.org,
        Eddie James <eajames@linux.ibm.com>,
        linux-media@vger.kernel.org, linux-kernel@vger.kernel.org,
        emamd001@umn.edu, smccaman@umn.edu,
        Mauro Carvalho Chehab <mchehab@kernel.org>,
        linux-arm-kernel@lists.infradead.org
References: <da959329-aa40-b6e7-dcc9-48183a8da716@linux.intel.com>
 <20191028171838.28533-1-navid.emamdoost@gmail.com>
From:   Eddie James <eajames@linux.vnet.ibm.com>
Message-ID: <6de50e1a-cb05-8d81-d043-00ed25eda845@linux.vnet.ibm.com>
Date:   Fri, 8 Nov 2019 14:37:41 -0600
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On 10/28/19 12:18 PM, Navid Emamdoost wrote:
> In the implementation of aspeed_video_probe() the allocated memory for
> video should be released if either devm_ioremap_resource()
> or aspeed_video_init() or aspeed_video_setup_video() fails. Replace
> kzalloc() with devm_kzalloc to avoid explicit release for video.


Thanks,

Reviewed-by: Eddie James <eajames@linux.ibm.com>


>
> Fixes: d2b4387f3bdf ("media: platform: Add Aspeed Video Engine driver")
> Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com>
> ---
> Changes in v3:
> 	-- fix call to devm_kzalloc()
> ---
>   drivers/media/platform/aspeed-video.c | 3 ++-
>   1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/media/platform/aspeed-video.c b/drivers/media/platform/aspeed-video.c
> index eb12f3793062..70797b41447c 100644
> --- a/drivers/media/platform/aspeed-video.c
> +++ b/drivers/media/platform/aspeed-video.c
> @@ -1646,7 +1646,8 @@ static int aspeed_video_probe(struct platform_device *pdev)
>   {
>   	int rc;
>   	struct resource *res;
> -	struct aspeed_video *video = kzalloc(sizeof(*video), GFP_KERNEL);
> +	struct aspeed_video *video =
> +		devm_kzalloc(&pdev->dev, sizeof(*video), GFP_KERNEL);
>   
>   	if (!video)
>   		return -ENOMEM;