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Re: [libvirt] [PATCH v9 2/3] qom: call class destructor before unparent



Il 21/03/2013 13:07, Michael S. Tsirkin ha scritto:
> Make sure object is valid when destructor is called.

"Make sure the object still has a canonical path while the unparent
callback is running".

Otherwise, the series looks good.

Paolo

> Signed-off-by: Michael S. Tsirkin <mst redhat com>
> ---
>  qom/object.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/qom/object.c b/qom/object.c
> index 3d638ff..a0e3cbe 100644
> --- a/qom/object.c
> +++ b/qom/object.c
> @@ -363,12 +363,12 @@ static void object_property_del_child(Object *obj, Object *child, Error **errp)
>  void object_unparent(Object *obj)
>  {
>      object_ref(obj);
> -    if (obj->parent) {
> -        object_property_del_child(obj->parent, obj, NULL);
> -    }
>      if (obj->class->unparent) {
>          (obj->class->unparent)(obj);
>      }
> +    if (obj->parent) {
> +        object_property_del_child(obj->parent, obj, NULL);
> +    }
>      object_unref(obj);
>  }
>  
> 


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