Re: [Qemu-devel] [PATCH v3 1/5] pnv_core: drop reference on ICPState object during CPU realization

["Cédric Le Goater" <clg@kaod.org>]

On 06/07/2017 07:16 PM, Greg Kurz wrote:
> Similarly to what was done to spapr with commit 249127d0dfeb, this patch
> ensures that we don't keep an extra reference on the ICPState object. Also
> since the object was just created and not reparented yet, the call to
> object_property_add_child() should never fail: let's pass &error_abort to
> make this clear.
> 
> Signed-off-by: Greg Kurz <groug@kaod.org>

Reviewed-by: Cédric Le Goater <clg@kaod.org>

Thanks,

C. 

> ---
>  hw/ppc/pnv_core.c |    3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/hw/ppc/pnv_core.c b/hw/ppc/pnv_core.c
> index 1b7ec70f033d..e8a9a94d5a24 100644
> --- a/hw/ppc/pnv_core.c
> +++ b/hw/ppc/pnv_core.c
> @@ -119,7 +119,8 @@ static void pnv_core_realize_child(Object *child, XICSFabric *xi, Error **errp)
>      Object *obj;
>  
>      obj = object_new(TYPE_PNV_ICP);
> -    object_property_add_child(OBJECT(cpu), "icp", obj, NULL);
> +    object_property_add_child(OBJECT(cpu), "icp", obj, &error_abort);
> +    object_unref(obj);
>      object_property_add_const_link(obj, "xics", OBJECT(xi), &error_abort);
>      object_property_set_bool(obj, true, "realized", &local_err);
>      if (local_err) {
>