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-rw-r--r--hw/block/vhost-user-blk.c4
-rw-r--r--hw/virtio/vhost.c1
2 files changed, 2 insertions, 3 deletions
diff --git a/hw/block/vhost-user-blk.c b/hw/block/vhost-user-blk.c
index f840f07dfe..262baca432 100644
--- a/hw/block/vhost-user-blk.c
+++ b/hw/block/vhost-user-blk.c
@@ -259,6 +259,8 @@ static void vhost_user_blk_device_realize(DeviceState *dev, Error **errp)
     s->dev.vq_index = 0;
     s->dev.backend_features = 0;
 
+    vhost_dev_set_config_notifier(&s->dev, &blk_ops);
+
     ret = vhost_dev_init(&s->dev, &s->chardev, VHOST_BACKEND_TYPE_USER, 0);
     if (ret < 0) {
         error_setg(errp, "vhost-user-blk: vhost initialization failed: %s",
@@ -277,8 +279,6 @@ static void vhost_user_blk_device_realize(DeviceState *dev, Error **errp)
         s->blkcfg.num_queues = s->num_queues;
     }
 
-    vhost_dev_set_config_notifier(&s->dev, &blk_ops);
-
     return;
 
 vhost_err:
diff --git a/hw/virtio/vhost.c b/hw/virtio/vhost.c
index 250f886acb..b6c314e350 100644
--- a/hw/virtio/vhost.c
+++ b/hw/virtio/vhost.c
@@ -1451,7 +1451,6 @@ int vhost_dev_set_config(struct vhost_dev *hdev, const uint8_t *data,
 void vhost_dev_set_config_notifier(struct vhost_dev *hdev,
                                    const VhostDevConfigOps *ops)
 {
-    assert(hdev->vhost_ops);
     hdev->config_ops = ops;
 }