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SubjectRe: [PATCH v3] media: aspeed-video: Fix memory leaks in aspeed_video_probe
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On 10/28/2019 10:18 AM, 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.
>
> 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()

Better keep all change history at here.

> ---
> 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);

For a case of assignment in definition section, let it go over the 80
chars.

With this fixed:

Reviewed-by: Jae Hyun Yoo <jae.hyun.yoo@linux.intel.com>

> if (!video)
> return -ENOMEM;
>

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