VOID __stdcall SepDereferenceLuidToIndexEntry(_SEP_LUID_TO_INDEX_MAP_ENTRY *Entry){
signed __int64 v1;
bool v2;
signed __int64 v3;
v1 = _InterlockedExchangeAdd64(&Entry->ReferenceCount, 0xFFFFFFFFFFFFFFFFui64);
v2 = v1 <= 1;
v3 = v1 - 1;
if( v2 )
{
if( v3 )
__fastfail(0xEu);
Entry->MarkedForDeletion = 1;
}
}