diff options
Diffstat (limited to 'hw/xen/xen-bus.c')
| -rw-r--r-- | hw/xen/xen-bus.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/hw/xen/xen-bus.c b/hw/xen/xen-bus.c index ece8ec4..12ff782 100644 --- a/hw/xen/xen-bus.c +++ b/hw/xen/xen-bus.c @@ -711,8 +711,17 @@ static void xen_device_frontend_create(XenDevice *xendev, Error **errp) { ERRP_GUARD(); XenBus *xenbus = XEN_BUS(qdev_get_parent_bus(DEVICE(xendev))); + XenDeviceClass *xendev_class = XEN_DEVICE_GET_CLASS(xendev); - xendev->frontend_path = xen_device_get_frontend_path(xendev); + if (xendev_class->get_frontend_path) { + xendev->frontend_path = xendev_class->get_frontend_path(xendev, errp); + if (!xendev->frontend_path) { + error_prepend(errp, "failed to create frontend: "); + return; + } + } else { + xendev->frontend_path = xen_device_get_frontend_path(xendev); + } /* * The frontend area may have already been created by a legacy |