File virtio-pmem-do-delete-rq_vq-in-virtio_pm.patch of Package qemu

From: Pan Nengyuan <pannengyuan@huawei.com>
Date: Tue, 25 Feb 2020 15:55:53 +0800
Subject: virtio-pmem: do delete rq_vq in virtio_pmem_unrealize
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Git-commit: 9861546e1dae05c5152de7d3bd14e341ecadc972

Similar to other virtio-devices, rq_vq forgot to delete in
virtio_pmem_unrealize, this patch fix it.  This device has already
maintained a vq pointer, thus we use the new virtio_delete_queue
function directly to do the cleanup.

Reported-by: Euler Robot <euler.robot@huawei.com>
Signed-off-by: Pan Nengyuan <pannengyuan@huawei.com>
Message-Id: <20200225075554.10835-4-pannengyuan@huawei.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Bruce Rogers <brogers@suse.com>
---
 hw/virtio/virtio-pmem.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/hw/virtio/virtio-pmem.c b/hw/virtio/virtio-pmem.c
index c0c9395e559cf8b01878549b9f45..cad44fe0fc6231316e86c2317965 100644
--- a/hw/virtio/virtio-pmem.c
+++ b/hw/virtio/virtio-pmem.c
@@ -130,6 +130,7 @@ static void virtio_pmem_unrealize(DeviceState *dev, Error **errp)
     VirtIOPMEM *pmem = VIRTIO_PMEM(dev);
 
     host_memory_backend_set_mapped(pmem->memdev, false);
+    virtio_delete_queue(pmem->rq_vq);
     virtio_cleanup(vdev);
 }