Re: [PATCH] qom/object: Fix object_child_foreach_recursive() return value

["Philippe Mathieu-Daudé" <philmd@redhat.com>]

On 4/4/20 5:33 PM, Cédric Le Goater wrote:
> When recursing, the return value of do_object_child_foreach() is not
> taken into account.
> 
> Cc: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
> Fixes: d714b8de7747 ("qom: Add recursive version of object_child_for_each")

Indeed.

Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>

> Signed-off-by: Cédric Le Goater <clg@kaod.org>
> ---
>   qom/object.c | 5 ++++-
>   1 file changed, 4 insertions(+), 1 deletion(-)
> 
> diff --git a/qom/object.c b/qom/object.c
> index 1812f792247d..b68a707a5e65 100644
> --- a/qom/object.c
> +++ b/qom/object.c
> @@ -1057,7 +1057,10 @@ static int do_object_child_foreach(Object *obj,
>                   break;
>               }
>               if (recurse) {
> -                do_object_child_foreach(child, fn, opaque, true);
> +                ret = do_object_child_foreach(child, fn, opaque, true);
> +                if (ret != 0) {
> +                    break;
> +                }
>               }
>           }
>       }
>