174 	if (kIOReturnSuccess != ret) {  in start()
225 	IOReturn ret = kIOReturnSuccess;  in GetRegistryEntryID_Impl()
236 	IOReturn ret = kIOReturnSuccess;  in SetName_Impl()
249 	return str ? kIOReturnSuccess : kIOReturnError;  in CopyName_Impl()
257 	IOReturn ret = kIOReturnSuccess;  in Start_Impl()
354 	return ok ? kIOReturnSuccess : kIOReturnError;  in SetLegend_Impl()
361 	IOReturn ret = kIOReturnSuccess;  in RegisterService_Impl()
402 			ret = kIOReturnSuccess;  in CopyDispatchQueue_Impl()
439 	IOReturn ret = kIOReturnSuccess;  in SetDispatchQueue_Impl()
495 		ret = ok ? kIOReturnSuccess : kIOReturnNotWritable;  in SetProperties_Impl()
521 				        ret = ok ? kIOReturnSuccess : kIOReturnNotWritable;  in SetProperties_Impl()
542 		return kIOReturnSuccess;  in RemoveProperty_Impl()
556 			        return ok ? kIOReturnSuccess : kIOReturnNotWritable;  in RemoveProperty_Impl()
581 	return props ? kIOReturnSuccess : kIOReturnNoMemory;  in CopyProperties_Impl()
596 	return kIOReturnSuccess;  in RequireMaxBusStall_Impl()
619 	ret = kIOReturnSuccess;  in _CopyState_Impl()
629 	return kIOReturnSuccess;  in GetLength()
646 	ret       = kIOReturnSuccess;  in CreateMapping_Impl()
695 	if (kIOReturnSuccess == ret) {  in CreateMapping_Impl()
744 		ret = kIOReturnSuccess;  in CreateSubMemoryDescriptor_Impl()
786 		ret = kIOReturnSuccess;  in CreateWithMemoryDescriptors_Impl()
838 		ret = kIOReturnSuccess;  in CreateMemoryDescriptorFromClient_Impl()
861 	ret = kIOReturnSuccess;  in _CopyState_Impl()
898 	ret = kIOReturnSuccess;  in Create_Impl()
908 	return kIOReturnSuccess;  in SetLength_Impl()
956 	ret = kIOReturnSuccess;  in Create_Impl()
983 	if (kIOReturnSuccess != ret) {  in PrepareForDMA_Impl()
988 	if (kIOReturnSuccess != ret) {  in PrepareForDMA_Impl()
994 	if (kIOReturnSuccess != ret) {  in PrepareForDMA_Impl()
1006 	if (kIOReturnSuccess == ret) {  in PrepareForDMA_Impl()
1047 		if (kIOReturnSuccess == ret) {  in CompleteDMA_Impl()
1069 	if (kIOReturnSuccess != ret) {  in GetPreparation_Impl()
1131 		ret = kIOReturnSuccess;  in PerformOperation_Impl()
1168 		ret = kIOReturnSuccess;  in PerformOperation_Impl()
1255 	ret = kIOReturnSuccess;  in OSActionCreateWithTypeNameInternal()
1334 	return kIOReturnSuccess;  in SetAbortedHandler()
1443 	if (kIOReturnSuccess != ret) {  in Create_Impl()
1448 	if (kIOReturnSuccess == ret) {  in Create_Impl()
1469 	if (kIOReturnSuccess == ret) {  in GetInterruptType_Impl()
1494 		assert(kIOReturnSuccess == ret);  in free()
1521 	ret = kIOReturnSuccess;  in SetHandler_Impl()
1535 		return kIOReturnSuccess;  in SetEnableWithCompletion_Impl()
1722 			return kIOReturnSuccess;  in Create_Impl()
1743 	ret = kIOReturnSuccess;  in Create_Impl()
1775 	return kIOReturnSuccess;  in CopyNextNotification_Impl()
1845 	ret = kIOReturnSuccess;  in SetHandler_Impl()
1856 		return kIOReturnSuccess;  in SetEnableWithCompletion_Impl()
1863 	return kIOReturnSuccess;  in SetEnableWithCompletion_Impl()
2044 		ret = (payload.count ? kIOReturnSuccess : kIOReturnAborted);  in waitInterruptTrap()
2047 	if (kIOReturnSuccess == ret) {  in waitInterruptTrap()
2114 	ret = kIOReturnSuccess;  in Create_Impl()
2175 	return kIOReturnSuccess;  in Create_Impl()
2187 	return kIOReturnSuccess;  in SetPort_Impl()
2270 		if (kIOReturnSuccess != ret) {  in Invoke()
2512 	return kIOReturnSuccess;  in exit()
2750 					ret = kIOReturnSuccess;  in objectInstantiate()
2761 				ret = kIOReturnSuccess;  in objectInstantiate()
2778 	if ((kIOReturnSuccess == ret) && (kOSObjectRPCRemote & resultFlags)) {  in objectInstantiate()
2847 	if (kIOReturnSuccess != ret) {  in objectInstantiate()
2871 	ret = kIOReturnSuccess;  in objectInstantiate()
2891 		if (kIOReturnSuccess != ret) {  in kernelDispatch()
3011 	if (kIOReturnSuccess != ret) {  in server()
3073 		if (kIOReturnSuccess == ret) {  in server()
3082 		if (kIOReturnSuccess != ret) {  in server()
3220 		if (kIOReturnSuccess == ret) {  in IOUserServerUEXTTrap()
3358 				if (kIOReturnSuccess != ret) {  in rpc()
3566 		return kIOReturnSuccess;  in copyOutObjects()
3685 		return kIOReturnSuccess;  in copyInObjects()
3712 	return kIOReturnSuccess;  in consumeObjects()
3871 	return kIOReturnSuccess;  in clientClose()
3922 	IOReturn          ret = kIOReturnSuccess;  in registerClass()
4038 	if (result == kIOReturnSuccess) {  in registerClass()
4054 	return kIOReturnSuccess;  in setRootQueue()
4075 		if (kIOReturnSuccess == ret) {  in externalMethod()
4106 		ret = kIOReturnSuccess;  in externalMethod()
4191 	ret = kIOReturnSuccess;  in serviceAttach()
4216 …if (entitlements && (kIOReturnSuccess == clientHasPrivilege((void *) owningTask, kIOClientPrivileg…  in serviceNewUserClient()
4222 	if (kIOReturnSuccess != ret) {  in serviceNewUserClient()
4343 		if (kIOReturnSuccess == ret) {  in serviceSetPowerState()
4420 		return kIOReturnSuccess;  in SetPowerState_Impl()
4443 	return kIOReturnSuccess;  in ChangePowerState_Impl()
4465 	return kIOReturnSuccess;  in _ClaimSystemWakeEvent_Impl()
4503 				ret = kIOReturnSuccess;  in Create_Impl()
4511 	if (kIOReturnSuccess != ret) {  in Create_Impl()
4535 	return kIOReturnSuccess;  in Terminate_Impl()
4586 				return kIOReturnSuccess;  in SearchProperty_Impl()
4596 	return object ? kIOReturnSuccess : kIOReturnNotFound;  in SearchProperty_Impl()
4606 	return obj ? kIOReturnSuccess : kIOReturnError;  in StringFromReturn_Impl()
4623 	ret = kIOReturnSuccess;  in CopyProviderProperties_Impl()
4681 	if (kIOReturnSuccess != ret) {  in CopyProviderProperties_Impl()
4692 	return kIOReturnSuccess;  in AdjustBusy_Impl()
4699 	return kIOReturnSuccess;  in GetBusyState_Impl()
4883 		ret = kIOReturnSuccess;  in serviceStarted()
4889 		assert(kIOReturnSuccess == ret);  in serviceStarted()
4898 		assert(kIOReturnSuccess == ret);  in serviceStarted()
4945 	return kIOReturnSuccess;  in serviceStarted()
4963 	return kIOReturnSuccess;  in serviceOpen()
4989 	ret = kIOReturnSuccess;  in serviceClose()
5058 		return kIOReturnSuccess;  in serviceStop()
5077 	ret = kIOReturnSuccess;  in serviceStop()
5117 		if (kIOReturnSuccess != ret) {  in serviceWillTerminate()
5119 			ret = kIOReturnSuccess;  in serviceWillTerminate()
5192 	return kIOReturnSuccess;  in Stop_Impl()
5250 	return kIOReturnSuccess;  in setTask()
5267 	return kIOReturnSuccess;  in clientClose()
5295 	if (ret != kIOReturnSuccess) {  in eventlinkConfigurationTrap()
5333 	if (ret != kIOReturnSuccess) {  in eventlinkConfigurationTrap()
5364 	if (ret != kIOReturnSuccess) {  in workgroupConfigurationTrap()
5402 	if (ret != kIOReturnSuccess) {  in workgroupConfigurationTrap()
5488 	if (kIOReturnSuccess != kr) {  in clientMemoryForType()
5535 			assert(kIOReturnSuccess == ret);  in externalMethod()
5558 	if (kIOReturnSuccess != kr) {  in externalMethod()
5942 		return kIOReturnSuccess;  in Create_Impl()
5945 	if (kIOReturnSuccess != kr) {  in Create_Impl()
6008 	ret = kIOReturnSuccess;  in SetHandler_Impl()
6019 		return kIOReturnSuccess;  in SetEnableWithCompletion_Impl()
6026 	return kIOReturnSuccess;  in SetEnableWithCompletion_Impl()
6043 	return kIOReturnSuccess;  in StateNotificationBegin_Impl()
6080 		        return kIOReturnSuccess;  in serviceStateNotificationEventSource()
6084 			return kIOReturnSuccess;  in serviceStateNotificationEventSource()
6087 		return kIOReturnSuccess;  in serviceStateNotificationEventSource()
6090 	if (kIOReturnSuccess != kr) {  in serviceStateNotificationEventSource()
6219 		assert(kIOReturnSuccess == ret);  in initialize()
6225 		assert(kIOReturnSuccess == ret);  in initialize()
6231 		assert(kIOReturnSuccess == ret);  in initialize()
6305 	return kIOReturnSuccess;  in CopySystemStateNotificationService_Impl()
6353 	return kIOReturnSuccess;  in StateNotificationItemCreate_Impl()
6386 	return kIOReturnSuccess;  in StateNotificationItemSet_Impl()
6409 		ret = kIOReturnSuccess;  in StateNotificationItemCopy_Impl()
6432 	kr = kIOReturnSuccess;  in stateNotificationListenerAdd()
6454 	if (kIOReturnSuccess != kr) {  in stateNotificationListenerAdd()
6472 	kr = kIOReturnSuccess;  in stateNotificationListenerRemove()
6541 	ret = kIOReturnSuccess;  in Create_Impl()
6544 	if (ret != kIOReturnSuccess) {  in Create_Impl()
6570 	return kIOReturnSuccess;  in InvalidateKernel_Impl()
6654 	ret = kIOReturnSuccess;  in Create_Impl()
6657 	if (ret != kIOReturnSuccess) {  in Create_Impl()
6683 	return kIOReturnSuccess;  in InvalidateKernel_Impl()