Hi, Javier:
On Mon, 2024-06-24 at 18:43 +0200, Javier Carrasco wrote:
>
> External email : Please do not click links or open attachments until you have verified the sender or the content.
> Error paths that exit for_each_child_of_node() need to call
> of_node_put() to decerement the child refcount and avoid memory leaks.
>
> Add the missing of_node_put().
Reviewed-by: CK Hu <ck.hu@xxxxxxxxxxxx>
>
> Cc: stable@xxxxxxxxxxxxxxx
> Fixes: 453c3364632a ("drm/mediatek: Add ovl_adaptor support for MT8195")
> Signed-off-by: Javier Carrasco <javier.carrasco.cruz@xxxxxxxxx>
> ---
> drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c b/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c
> index 1418992311c4..3faf26a55e77 100644
> --- a/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c
> +++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c
> @@ -522,8 +522,10 @@ static int ovl_adaptor_comp_init(struct device *dev, struct component_match **ma
> }
>
> comp_pdev = of_find_device_by_node(node);
> -if (!comp_pdev)
> +if (!comp_pdev) {
> +of_node_put(node);
> return -EPROBE_DEFER;
> +}
>
> priv->ovl_adaptor_comp[id] = &comp_pdev->dev;
>
>
> --
> 2.40.1
>
>
