To propagate errors to the caller of the pre_plug callback, use the
object_poperty_set*() functions directly instead of the qdev_prop_set*()
helpers.

Suggested-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Jean-Philippe Brucker <jean-philippe@linaro.org>
---
 hw/arm/virt.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/hw/arm/virt.c b/hw/arm/virt.c
index 608a0a78f0..6b51e8ad10 100644
--- a/hw/arm/virt.c
+++ b/hw/arm/virt.c
@@ -2518,8 +2518,9 @@ static void virt_machine_device_pre_plug_cb(HotplugHandler *hotplug_dev,
                                         db_start, db_end,
                                         VIRTIO_IOMMU_RESV_MEM_T_MSI);
 
-        qdev_prop_set_uint32(dev, "len-reserved-regions", 1);
-        qdev_prop_set_string(dev, "reserved-regions[0]", resv_prop_str);
+        object_property_set_uint(OBJECT(dev), "len-reserved-regions", 1, errp);
+        object_property_set_str(OBJECT(dev), "reserved-regions[0]",
+                                resv_prop_str, errp);
         g_free(resv_prop_str);
     }
 }
-- 
2.34.1