diff --git a/hw/virtio/vhost-user.c b/hw/virtio/vhost-user.c
index d1b0893b4d..f170f0b25b 100644
--- a/hw/virtio/vhost-user.c
+++ b/hw/virtio/vhost-user.c
@@ -1623,9 +1623,14 @@ vhost_user_backend_handle_shared_object_add(struct vhost_dev *dev,
     QemuUUID uuid;
 
     memcpy(uuid.data, object->uuid, sizeof(object->uuid));
-    return virtio_add_vhost_device(&uuid, dev);
+    return !virtio_add_vhost_device(&uuid, dev);
 }
 
+/*
+ * Handle VHOST_USER_BACKEND_SHARED_OBJECT_REMOVE backend requests.
+ *
+ * Return: 0 on success, 1 on error.
+ */
 static int
 vhost_user_backend_handle_shared_object_remove(struct vhost_dev *dev,
                                                VhostUserShared *object)
@@ -1639,16 +1644,16 @@ vhost_user_backend_handle_shared_object_remove(struct vhost_dev *dev,
         struct vhost_dev *owner = virtio_lookup_vhost_device(&uuid);
         if (dev != owner) {
             /* Not allowed to remove non-owned entries */
-            return 0;
+            return 1;
         }
         break;
     }
     default:
         /* Not allowed to remove non-owned entries */
-        return 0;
+        return 1;
     }
 
-    return virtio_remove_resource(&uuid);
+    return !virtio_remove_resource(&uuid);
 }
 
 static bool vhost_user_send_resp(QIOChannel *ioc, VhostUserHeader *hdr,