EtwpUnreferenceDataBlock

VOID __stdcall EtwpUnreferenceDataBlock(_ETWP_NOTIFICATION_HEADER *DataBlock){
  if( _InterlockedExchangeAdd(&DataBlock->RefCount, 0xFFFFFFFF) == 1 )
    ExFreePoolWithTag(DataBlock, 0);
}

Referenced by:

EtwpClearSessionAndUnreferenceEntry
EtwpDeleteRegistrationObject
EtwpDisallowedGuidAddition
EtwpDisallowedGuidRemoval
EtwpEnableGuid
EtwpNotifyGuid
EtwpQueueReply
EtwpReceiveNotification
EtwpReceiveReplyDataBlock
EtwpRundownNotifications
SendCaptureStateNotificationsWorker