219 		if (kIOReturnSuccess != err) {  in IOPolledFilePollersOpen()
224 	if ((kIOReturnSuccess == err) && (kIOPolledPreflightState == state)) {  in IOPolledFilePollersOpen()
252 	for (idx = 0, err = kIOReturnSuccess;  in IOPolledFilePollersClose()
256 		if ((kIOReturnSuccess != err) && (kIOPolledBeforeSleepStateAborted == state)) {  in IOPolledFilePollersClose()
312 		if (kIOReturnSuccess == err) {  in IOPolledFilePollersSetEncryptionKey()
353 	if (kIOReturnSuccess != err) {  in IOStartPolledIO()
381 	IOReturn            err = kIOReturnSuccess;  in IOPolledFilePollersIODone()
387 		return kIOReturnSuccess;  in IOPolledFilePollersIODone()
401 				newErr = kIOReturnSuccess;  in IOPolledFilePollersIODone()
403 			if (kIOReturnSuccess == err) {  in IOPolledFilePollersIODone()
407 …if ((false) && (kIOReturnSuccess == err) && (mach_absolute_time() > AbsoluteTime_to_scalar(&deadli…  in IOPolledFilePollersIODone()
415 	if ((kIOReturnSuccess == err) && abortable && hibernate_should_abort()) {  in IOPolledFilePollersIODone()
425 		if (kIOReturnSuccess != err) {  in IOPolledFilePollersIODone()
531 		if (err != kIOReturnSuccess) {  in IOGetVolumeCryptKey()
542 			return kIOReturnSuccess;  in IOGetVolumeCryptKey()
549 	if ((kIOReturnSuccess == err) && keyUUID && keyStoreUUID) {  in IOGetVolumeCryptKey()
560 		if (kIOReturnSuccess == err) {  in IOGetVolumeCryptKey()
563 		if (kIOReturnSuccess != err) {  in IOGetVolumeCryptKey()
608 	IOReturn             err = kIOReturnSuccess;  in IOPolledFileOpen()
656 		if (kIOReturnSuccess != err) {  in IOPolledFileOpen()
705 				if (kIOReturnSuccess != err) {  in IOPolledFileOpen()
745 			err = kIOReturnSuccess;  in IOPolledFileOpen()
749 			if (kIOReturnSuccess != err) {  in IOPolledFileOpen()
761 	if (kIOReturnSuccess != err) {  in IOPolledFileOpen()
787 		return kIOReturnSuccess;  in IOPolledFileClose()
811 	return kIOReturnSuccess;  in IOPolledFileClose()
822 	err = kIOReturnSuccess;  in IOPolledFilePollersSetup()
826 			if (kIOReturnSuccess != err) {  in IOPolledFilePollersSetup()
831 		if (kIOReturnSuccess != err) {  in IOPolledFilePollersSetup()
849 	if (kIOReturnSuccess != err) {  in IOPolledFilePollersSetup()
888 	return kIOReturnSuccess;  in IOPolledFileSeek()
898 	IOReturn    err = kIOReturnSuccess;  in IOPolledFileWrite()
982 			if (kIOReturnSuccess != err) {  in IOPolledFileWrite()
992 			if (kIOReturnSuccess != err) {  in IOPolledFileWrite()
1032 	IOReturn err = kIOReturnSuccess;  in IOPolledFileFlush()
1035 	if (kIOReturnSuccess != err) {  in IOPolledFileFlush()
1040 	if (kIOReturnSuccess != err) {  in IOPolledFileFlush()
1057 	IOReturn    err = kIOReturnSuccess;  in IOPolledFileRead()
1085 			if (kIOReturnSuccess != err) {  in IOPolledFileRead()
1124 				if (kIOReturnSuccess != err) {  in IOPolledFileRead()