1149 	struct usb_interface *control_interface;  in acm_probe()  local
1183 		control_interface = usb_ifnum_to_if(usb_dev, 0);  in acm_probe()
1185 		if (!data_interface || !control_interface)  in acm_probe()
1221 			control_interface = data_interface = intf;  in acm_probe()
1227 			control_interface = intf;  in acm_probe()
1236 		control_interface = usb_ifnum_to_if(usb_dev, union_header->bMasterInterface0);  in acm_probe()
1239 		if (control_interface)  in acm_probe()
1240 			class = control_interface->cur_altsetting->desc.bInterfaceClass;  in acm_probe()
1245 			control_interface = data_interface = intf;  in acm_probe()
1250 	if (!control_interface || !data_interface) {  in acm_probe()
1258 	if (control_interface == data_interface) {  in acm_probe()
1281 		if (control_interface->cur_altsetting->desc.bInterfaceClass == USB_CLASS_CDC_DATA) {  in acm_probe()
1284 			swap(control_interface, data_interface);  in acm_probe()
1291 	if (!combined_interfaces && intf != control_interface)  in acm_probe()
1295 	    control_interface->cur_altsetting->desc.bNumEndpoints == 0)  in acm_probe()
1298 	epctrl = &control_interface->cur_altsetting->endpoint[0].desc;  in acm_probe()
1325 	acm->control = control_interface;  in acm_probe()
1484 			&control_interface->dev);  in acm_probe()