1178 	struct usb_interface *control_interface;  in acm_probe()  local
1212 		control_interface = usb_ifnum_to_if(usb_dev, 0);  in acm_probe()
1214 		if (!data_interface || !control_interface)  in acm_probe()
1250 			control_interface = data_interface = intf;  in acm_probe()
1256 			control_interface = intf;  in acm_probe()
1265 		control_interface = usb_ifnum_to_if(usb_dev, union_header->bMasterInterface0);  in acm_probe()
1268 		if (control_interface)  in acm_probe()
1269 			class = control_interface->cur_altsetting->desc.bInterfaceClass;  in acm_probe()
1274 			control_interface = data_interface = intf;  in acm_probe()
1279 	if (!control_interface || !data_interface) {  in acm_probe()
1287 	if (control_interface == data_interface) {  in acm_probe()
1310 		if (control_interface->cur_altsetting->desc.bInterfaceClass == USB_CLASS_CDC_DATA) {  in acm_probe()
1313 			swap(control_interface, data_interface);  in acm_probe()
1320 	if (!combined_interfaces && intf != control_interface)  in acm_probe()
1324 	    control_interface->cur_altsetting->desc.bNumEndpoints == 0)  in acm_probe()
1327 	epctrl = &control_interface->cur_altsetting->endpoint[0].desc;  in acm_probe()
1354 	acm->control = control_interface;  in acm_probe()
1513 			&control_interface->dev);  in acm_probe()