Re: [PATCH v2 1/2] drm/ingenic: Fix leak of device_node pointer

From: Sam Ravnborg
Date: Sat Aug 29 2020 - 17:07:44 EST


On Thu, Aug 27, 2020 at 01:44:03PM +0200, Paul Cercueil wrote:
> of_graph_get_remote_node() requires of_node_put() to be called on the
> device_node pointer when it's no more in use.
>
> Fixes: fc1acf317b01 ("drm/ingenic: Add support for the IPU")
> Signed-off-by: Paul Cercueil <paul@xxxxxxxxxxxxxxx>
Reviewed-by: Sam Ravnborg <sam@xxxxxxxxxxxx>
> ---
> drivers/gpu/drm/ingenic/ingenic-drm-drv.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/gpu/drm/ingenic/ingenic-drm-drv.c b/drivers/gpu/drm/ingenic/ingenic-drm-drv.c
> index ada990a7f911..c1bcb93aed2d 100644
> --- a/drivers/gpu/drm/ingenic/ingenic-drm-drv.c
> +++ b/drivers/gpu/drm/ingenic/ingenic-drm-drv.c
> @@ -978,6 +978,7 @@ static int ingenic_drm_probe(struct platform_device *pdev)
> }
>
> drm_of_component_match_add(dev, &match, compare_of, np);
> + of_node_put(np);
>
> return component_master_add_with_match(dev, &ingenic_master_ops, match);
> }
> --
> 2.28.0