EtwpUnreferenceDataBlock

VOID __fastcall EtwpUnreferenceDataBlock(volatile INT32 *a1){
  if( _InterlockedExchangeAdd(a1 + 2, 0xFFFFFFFF) == 1 )
    ExFreePoolWithTag((PVOID)a1, 0);
}

Referenced by:

EtwpClearSessionAndUnreferenceEntry
EtwpDeleteRegistrationObject
EtwpDisallowedGuidAddition
EtwpDisallowedGuidRemoval
EtwpEnableGuid
EtwpNotifyGuid
EtwpQueueReply
EtwpReceiveNotification
EtwpReceiveReplyDataBlock
EtwpRundownNotifications
SendCaptureStateNotificationsWorker