224 		if (kIOReturnSuccess != err) {  in IOPolledFilePollersOpen()
229 	if ((kIOReturnSuccess == err) && (kIOPolledPreflightState == state)) {  in IOPolledFilePollersOpen()
257 	for (idx = 0, err = kIOReturnSuccess;  in IOPolledFilePollersClose()
261 		if ((kIOReturnSuccess != err) && (kIOPolledBeforeSleepStateAborted == state)) {  in IOPolledFilePollersClose()
317 		if (kIOReturnSuccess == err) {  in IOPolledFilePollersSetEncryptionKey()
358 	if (kIOReturnSuccess != err) {  in IOStartPolledIO()
386 	IOReturn            err = kIOReturnSuccess;  in IOPolledFilePollersIODone()
392 		return kIOReturnSuccess;  in IOPolledFilePollersIODone()
406 				newErr = kIOReturnSuccess;  in IOPolledFilePollersIODone()
408 			if (kIOReturnSuccess == err) {  in IOPolledFilePollersIODone()
412 …if ((false) && (kIOReturnSuccess == err) && (mach_absolute_time() > AbsoluteTime_to_scalar(&deadli…  in IOPolledFilePollersIODone()
420 	if ((kIOReturnSuccess == err) && abortable && hibernate_should_abort()) {  in IOPolledFilePollersIODone()
430 		if (kIOReturnSuccess != err) {  in IOPolledFilePollersIODone()
536 		if (err != kIOReturnSuccess) {  in IOGetVolumeCryptKey()
547 			return kIOReturnSuccess;  in IOGetVolumeCryptKey()
554 	if ((kIOReturnSuccess == err) && keyUUID && keyStoreUUID) {  in IOGetVolumeCryptKey()
565 		if (kIOReturnSuccess == err) {  in IOGetVolumeCryptKey()
568 		if (kIOReturnSuccess != err) {  in IOGetVolumeCryptKey()
613 	IOReturn             err = kIOReturnSuccess;  in IOPolledFileOpen()
660 		if (kIOReturnSuccess != err) {  in IOPolledFileOpen()
707 				if (kIOReturnSuccess != err) {  in IOPolledFileOpen()
747 			err = kIOReturnSuccess;  in IOPolledFileOpen()
751 			if (kIOReturnSuccess != err) {  in IOPolledFileOpen()
763 	if (kIOReturnSuccess != err) {  in IOPolledFileOpen()
805 		return kIOReturnSuccess;  in IOPolledFileClose()
829 	return kIOReturnSuccess;  in IOPolledFileClose()
840 	err = kIOReturnSuccess;  in IOPolledFilePollersSetup()
844 			if (kIOReturnSuccess != err) {  in IOPolledFilePollersSetup()
849 		if (kIOReturnSuccess != err) {  in IOPolledFilePollersSetup()
867 	if (kIOReturnSuccess != err) {  in IOPolledFilePollersSetup()
906 	return kIOReturnSuccess;  in IOPolledFileSeek()
916 	IOReturn    err = kIOReturnSuccess;  in IOPolledFileWrite()
1000 			if (kIOReturnSuccess != err) {  in IOPolledFileWrite()
1010 			if (kIOReturnSuccess != err) {  in IOPolledFileWrite()
1050 	IOReturn err = kIOReturnSuccess;  in IOPolledFileFlush()
1053 	if (kIOReturnSuccess != err) {  in IOPolledFileFlush()
1058 	if (kIOReturnSuccess != err) {  in IOPolledFileFlush()
1075 	IOReturn    err = kIOReturnSuccess;  in IOPolledFileRead()
1103 			if (kIOReturnSuccess != err) {  in IOPolledFileRead()
1142 				if (kIOReturnSuccess != err) {  in IOPolledFileRead()