From 0d86ceed3cef76334c39d879dd8b532ca258eb65 Mon Sep 17 00:00:00 2001
From: Ming Yang <yangming73@huawei.com>
Date: Tue, 16 Nov 2021 17:21:09 +0800
Subject: [PATCH] virtio-balloon: apply upstream patch.

Signed-off-by: Ming Yang <yangming73@huawei.com>
---
 hw/virtio/virtio-balloon.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/hw/virtio/virtio-balloon.c b/hw/virtio/virtio-balloon.c
index 25de154307..17fa767483 100644
--- a/hw/virtio/virtio-balloon.c
+++ b/hw/virtio/virtio-balloon.c
@@ -830,6 +830,13 @@ static void virtio_balloon_device_unrealize(DeviceState *dev, Error **errp)
     }
     balloon_stats_destroy_timer(s);
     qemu_remove_balloon_handler(s);
+    
+    virtio_del_queue(vdev, 0);
+    virtio_del_queue(vdev, 1);
+    virtio_del_queue(vdev, 2);
+    if (s->free_page_vq) {
+        virtio_del_queue(vdev, 3);
+    }
     virtio_cleanup(vdev);
 }
 
-- 
2.27.0