233   if (!WriteStringToFile("0", DEVICE_CLASS_PATH)) return Status::ERROR;  in tearDownGadget()
235   if (!WriteStringToFile("0", DEVICE_SUB_CLASS_PATH)) return Status::ERROR;  in tearDownGadget()
237   if (!WriteStringToFile("0", DEVICE_PROTOCOL_PATH)) return Status::ERROR;  in tearDownGadget()
239   if (!WriteStringToFile("0", DESC_USE_PATH)) return Status::ERROR;  in tearDownGadget()
241   if (unlinkFunctions(CONFIG_PATH)) return Status::ERROR;  in tearDownGadget()
275   if (!WriteStringToFile(vid, VENDOR_ID_PATH)) return Status::ERROR;  in setVidPid()
277   if (!WriteStringToFile(pid, PRODUCT_ID_PATH)) return Status::ERROR;  in setVidPid()
429     return Status::ERROR;  in setupFunctions()
439     if (!WriteStringToFile("1", DESC_USE_PATH)) return Status::ERROR;  in setupFunctions()
442       return Status::ERROR;  in setupFunctions()
444     if (linkFunction("ffs.mtp", i++)) return Status::ERROR;  in setupFunctions()
453     if (!WriteStringToFile("1", DESC_USE_PATH)) return Status::ERROR;  in setupFunctions()
456       return Status::ERROR;  in setupFunctions()
459     if (linkFunction("ffs.ptp", i++)) return Status::ERROR;  in setupFunctions()
469     if (linkFunction("midi.gs5", i++)) return Status::ERROR;  in setupFunctions()
474     if (linkFunction("accessory.gs2", i++)) return Status::ERROR;  in setupFunctions()
479     if (linkFunction("audio_source.gs3", i++)) return Status::ERROR;  in setupFunctions()
484     if (linkFunction("gsi.rndis", i++)) return Status::ERROR;  in setupFunctions()
493         return Status::ERROR;  in setupFunctions()
495         return Status::ERROR;  in setupFunctions()
497         return Status::ERROR;  in setupFunctions()
506       return Status::ERROR;  in setupFunctions()
508     if (linkFunction("ffs.adb", i++)) return Status::ERROR;  in setupFunctions()
516     if (!WriteStringToFile(GADGET_NAME, PULLUP_PATH)) return Status::ERROR;  in setupFunctions()
526     return Status::ERROR;  in setupFunctions()
532     return Status::ERROR;  in setupFunctions()
535   if (addEpollFd(epollFd, inotifyFd) == -1) return Status::ERROR;  in setupFunctions()
537   if (addEpollFd(epollFd, eventFd) == -1) return Status::ERROR;  in setupFunctions()
560         functions, gadgetPullup ? Status::SUCCESS : Status::ERROR);  in setupFunctions()