vhost-user-scsi: free the inflight area when reset

Keep it the same to vhost-user-blk.
At the same time, fix the vhost_reset_device.

Signed-off-by: Li Feng <fengli@smartx.com>
Message-Id: <20231123055431.217792-3-fengli@smartx.com>
Reviewed-by: Raphael Norwitz <raphael.norwitz@nutanix.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

hw/scsi/vhost-user-scsi.c

@@ -360,6 +360,20 @@ static Property vhost_user_scsi_properties[] = {
     DEFINE_PROP_END_OF_LIST(),
 };
 
+static void vhost_user_scsi_reset(VirtIODevice *vdev)
+{
+    VHostUserSCSI *s = VHOST_USER_SCSI(vdev);
+    VHostSCSICommon *vsc = VHOST_SCSI_COMMON(s);
+
+    vhost_dev_free_inflight(vsc->inflight);
+}
+
+static struct vhost_dev *vhost_user_scsi_get_vhost(VirtIODevice *vdev)
+{
+    VHostSCSICommon *vsc = VHOST_SCSI_COMMON(vdev);
+    return &vsc->dev;
+}
+
 static const VMStateDescription vmstate_vhost_scsi = {
     .name = "virtio-scsi",
     .minimum_version_id = 1,
@@ -385,6 +399,8 @@ static void vhost_user_scsi_class_init(ObjectClass *klass, void *data)
     vdc->set_config = vhost_scsi_common_set_config;
     vdc->set_status = vhost_user_scsi_set_status;
     fwc->get_dev_path = vhost_scsi_common_get_fw_dev_path;
+    vdc->reset = vhost_user_scsi_reset;
+    vdc->get_vhost = vhost_user_scsi_get_vhost;
 }
 
 static void vhost_user_scsi_instance_init(Object *obj)

hw/virtio/virtio.c

@@ -2137,7 +2137,7 @@ void virtio_reset(void *opaque)
         vdev->device_endian = virtio_default_endian();
     }
 
-    if (vdev->vhost_started) {
+    if (vdev->vhost_started && k->get_vhost) {
         vhost_reset_device(k->get_vhost(vdev));
     }