On 11/10/24 - 01:11, Javier Carrasco wrote:
> Use the more robust approach provided by the __free() macro to
> automatically call of_node_put() when the device node goes out of scope.
> 
> Signed-off-by: Javier Carrasco <[email protected]>

Reviewed-by: Louis Chauvet <[email protected]>

> ---
>  drivers/gpu/drm/logicvc/logicvc_layer.c | 10 +++-------
>  1 file changed, 3 insertions(+), 7 deletions(-)
> 
> diff --git a/drivers/gpu/drm/logicvc/logicvc_layer.c 
> b/drivers/gpu/drm/logicvc/logicvc_layer.c
> index 34caf5f0f619..9d7d1b58b002 100644
> --- a/drivers/gpu/drm/logicvc/logicvc_layer.c
> +++ b/drivers/gpu/drm/logicvc/logicvc_layer.c
> @@ -581,12 +581,12 @@ int logicvc_layers_init(struct logicvc_drm *logicvc)
>       struct drm_device *drm_dev = &logicvc->drm_dev;
>       struct device *dev = drm_dev->dev;
>       struct device_node *of_node = dev->of_node;
> -     struct device_node *layers_node;
> +     struct device_node *layers_node __free(device_node) =
> +             of_get_child_by_name(of_node, "layers");
>       struct logicvc_layer *layer;
>       struct logicvc_layer *next;
>       int ret = 0;
>  
> -     layers_node = of_get_child_by_name(of_node, "layers");
>       if (!layers_node) {
>               drm_err(drm_dev, "No layers node found in the description\n");
>               ret = -ENODEV;
> @@ -611,14 +611,10 @@ int logicvc_layers_init(struct logicvc_drm *logicvc)
>               }
>  
>               ret = logicvc_layer_init(logicvc, layer_node, index);
> -             if (ret) {
> -                     of_node_put(layers_node);
> +             if (ret)
>                       goto error;
> -             }
>       }
>  
> -     of_node_put(layers_node);
> -
>       return 0;
>  
>  error:
> 
> -- 
> 2.43.0
> 

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