[PATCH v3 2/2] virtio-iommu: delete vqs in unrealize to fix memleak

[Pan Nengyuan]

req_vq/event_vq forgot to free in unrealize. Fix that.
And aslo do clean 's->as_by_busptr' hash table in unrealize to fix another leak.

Signed-off-by: Pan Nengyuan <pannengy...@huawei.com>
Acked-by: Eric Auger <eric.au...@redhat.com>
---
Cc: Eric Auger <eric.au...@redhat.com>
---
v3->v1/v2:
- Aslo clean 's->as_by_busptr' hash table in unrealize.(Suggested by Stefano 
Garzarella)
---
 hw/virtio/virtio-iommu.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/hw/virtio/virtio-iommu.c b/hw/virtio/virtio-iommu.c
index 4cee8083bc..694698fa0f 100644
--- a/hw/virtio/virtio-iommu.c
+++ b/hw/virtio/virtio-iommu.c
@@ -696,7 +696,10 @@ static void virtio_iommu_device_unrealize(DeviceState 
*dev, Error **errp)
     g_tree_destroy(s->domains);
     g_tree_destroy(s->endpoints);
 
+    virtio_delete_queue(s->req_vq);
+    virtio_delete_queue(s->event_vq);
     virtio_cleanup(vdev);
+    g_hash_table_destroy(s->as_by_busptr);
 }
 
 static void virtio_iommu_device_reset(VirtIODevice *vdev)
-- 
2.18.2