1124 	struct usb_interface *control_interface;  in acm_probe()  local
1158 		control_interface = usb_ifnum_to_if(usb_dev, 0);  in acm_probe()
1160 		if (!data_interface || !control_interface)  in acm_probe()
1205 			control_interface = intf;  in acm_probe()
1213 				control_interface = data_interface = intf;  in acm_probe()
1219 		control_interface = usb_ifnum_to_if(usb_dev, union_header->bMasterInterface0);  in acm_probe()
1223 	if (!control_interface || !data_interface) {  in acm_probe()
1227 	if (!data_interface->cur_altsetting || !control_interface->cur_altsetting)  in acm_probe()
1233 	if (control_interface == data_interface) {  in acm_probe()
1257 		if (control_interface->cur_altsetting->desc.bInterfaceClass  in acm_probe()
1261 			swap(control_interface, data_interface);  in acm_probe()
1268 	if (!combined_interfaces && intf != control_interface)  in acm_probe()
1279 	    control_interface->cur_altsetting->desc.bNumEndpoints == 0)  in acm_probe()
1282 	epctrl = &control_interface->cur_altsetting->endpoint[0].desc;  in acm_probe()
1309 	acm->control = control_interface;  in acm_probe()
1465 			&control_interface->dev);  in acm_probe()