[PATCH v2] media: aspeed-video: Fix memory leaks in aspeed_video_probe
Navid Emamdoost
navid.emamdoost at gmail.com
Tue Oct 29 04:06:07 AEDT 2019
On Mon, Oct 28, 2019 at 12:01 PM Jae Hyun Yoo
<jae.hyun.yoo at linux.intel.com> wrote:
>
> On 10/28/2019 9:58 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 at gmail.com>
> > ---
> > Changes in v2:
> > -- replace kzalloc with devm_kzalloc based on Jae Hyun Yoo
> > suggestion
> >
> > drivers/media/platform/aspeed-video.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/media/platform/aspeed-video.c b/drivers/media/platform/aspeed-video.c
> > index eb12f3793062..2aa8ea2f9824 100644
> > --- a/drivers/media/platform/aspeed-video.c
> > +++ b/drivers/media/platform/aspeed-video.c
> > @@ -1646,7 +1646,7 @@ 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(sizeof(*video), GFP_KERNEL);
>
> It can't be compiled. devm_kzalloc should have 3 parameters.
>
Oops! my bad. Do you think such a list of parameters is fine:
devm_kzalloc(&pdev->dev, sizeof(*video), GFP_KERNEL);
> Cheers,
>
> Jae
--
Navid.
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