249   if (!WriteStringToFile("0", DEVICE_CLASS_PATH)) return Status::ERROR;  in tearDownGadget()
251   if (!WriteStringToFile("0", DEVICE_SUB_CLASS_PATH)) return Status::ERROR;  in tearDownGadget()
253   if (!WriteStringToFile("0", DEVICE_PROTOCOL_PATH)) return Status::ERROR;  in tearDownGadget()
255   if (!WriteStringToFile("0", DESC_USE_PATH)) return Status::ERROR;  in tearDownGadget()
257   if (unlinkFunctions(CONFIG_PATH)) return Status::ERROR;  in tearDownGadget()
300   if (!WriteStringToFile(vid, VENDOR_ID_PATH)) return Status::ERROR;  in setVidPid()
302   if (!WriteStringToFile(pid, PRODUCT_ID_PATH)) return Status::ERROR;  in setVidPid()
454     return Status::ERROR;  in setupFunctions()
464     if (!WriteStringToFile("1", DESC_USE_PATH)) return Status::ERROR;  in setupFunctions()
467       return Status::ERROR;  in setupFunctions()
469     if (linkFunction("ffs.mtp", i++)) return Status::ERROR;  in setupFunctions()
478     if (!WriteStringToFile("1", DESC_USE_PATH)) return Status::ERROR;  in setupFunctions()
481       return Status::ERROR;  in setupFunctions()
484     if (linkFunction("ffs.ptp", i++)) return Status::ERROR;  in setupFunctions()
494     if (linkFunction("midi.gs5", i++)) return Status::ERROR;  in setupFunctions()
499     if (linkFunction("accessory.gs2", i++)) return Status::ERROR;  in setupFunctions()
504     if (linkFunction("audio_source.gs3", i++)) return Status::ERROR;  in setupFunctions()
509     if (linkFunction("gsi.rndis", i++)) return Status::ERROR;  in setupFunctions()
518         return Status::ERROR;  in setupFunctions()
520         return Status::ERROR;  in setupFunctions()
522         return Status::ERROR;  in setupFunctions()
531       return Status::ERROR;  in setupFunctions()
533     if (linkFunction("ffs.adb", i++)) return Status::ERROR;  in setupFunctions()
541     if (!WriteStringToFile(GADGET_NAME, PULLUP_PATH)) return Status::ERROR;  in setupFunctions()
551     return Status::ERROR;  in setupFunctions()
557     return Status::ERROR;  in setupFunctions()
560   if (addEpollFd(epollFd, inotifyFd) == -1) return Status::ERROR;  in setupFunctions()
562   if (addEpollFd(epollFd, eventFd) == -1) return Status::ERROR;  in setupFunctions()
585         functions, gadgetPullup ? Status::SUCCESS : Status::ERROR);  in setupFunctions()