diff --git a/sys/dev/usb/usb_hub.c b/sys/dev/usb/usb_hub.c
index aba9fd3da029..912723b00309 100644
--- a/sys/dev/usb/usb_hub.c
+++ b/sys/dev/usb/usb_hub.c
@@ -1597,8 +1597,9 @@ uhub_child_location_string(device_t parent, device_t child,
 		goto done;
 	}
 	snprintf(buf, buflen, "bus=%u hubaddr=%u port=%u devaddr=%u interface=%u",
+	    device_get_unit(res.udev->bus->bdev),
 	    (res.udev->parent_hub != NULL) ? res.udev->parent_hub->device_index : 0,
-	    res.portno, device_get_unit(res.udev->bus->bdev),
+	    res.portno,
 	    res.udev->device_index, res.iface_index);
 done:
 	mtx_unlock(&Giant);