This looks like a copy/paste mistake: the instance type checking macro for TYPE_GPEX_ROOT_DEVICE was named MCH_PCI_DEVICE. Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> Message-Id: <20200902224311.1321159-2-ehabkost@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>