Re: [PATCH 1/3] drm: logicvc: fix missing of_node_put() in for_each_child_of_node()

From: Louis Chauvet
Date: Fri Oct 11 2024 - 09:06:40 EST


On 11/10/24 - 01:11, Javier Carrasco wrote:
> Early exits from the for_each_child_of_node() loop require explicit
> calls to of_node_put() for the child node.
>
> Add the missing 'of_node_put(layer_node)' in the only error path.
>
> Cc: stable@xxxxxxxxxxxxxxx
> Fixes: efeeaefe9be5 ("drm: Add support for the LogiCVC display controller")
> Signed-off-by: Javier Carrasco <javier.carrasco.cruz@xxxxxxxxx>

Reviewed-By: Louis Chauvet <louis.chauvet@xxxxxxxxxxx>

> ---
> drivers/gpu/drm/logicvc/logicvc_layer.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/gpu/drm/logicvc/logicvc_layer.c b/drivers/gpu/drm/logicvc/logicvc_layer.c
> index 464000aea765..52dabacd42ee 100644
> --- a/drivers/gpu/drm/logicvc/logicvc_layer.c
> +++ b/drivers/gpu/drm/logicvc/logicvc_layer.c
> @@ -613,6 +613,7 @@ int logicvc_layers_init(struct logicvc_drm *logicvc)
>
> ret = logicvc_layer_init(logicvc, layer_node, index);
> if (ret) {
> + of_node_put(layer_node);
> of_node_put(layers_node);
> goto error;
> }
>
> --
> 2.43.0
>