NeedleRun.RunEndVbn.QuadPart = NeedleRun.RunStartVbn.QuadPart + 1;
NeedleRun.StartingLbn.QuadPart = ~0ULL;
Mcb->Mapping->Table.CompareRoutine = McbMappingIntersectCompare;
- if ((LowerRun = RtlLookupElementGenericTable(&Mcb->Mapping->Table, &NeedleRun)))
+ if ((LowerRun = RtlLookupElementGenericTable(&Mcb->Mapping->Table, &NeedleRun)) &&
+ (LowerRun->StartingLbn.QuadPart < Node.StartingLbn.QuadPart))
{
ASSERT(LowerRun->RunEndVbn.QuadPart == Node.RunStartVbn.QuadPart);
Node.RunStartVbn.QuadPart = LowerRun->RunStartVbn.QuadPart;
NeedleRun.RunStartVbn.QuadPart = Node.RunEndVbn.QuadPart;
NeedleRun.RunEndVbn.QuadPart = NeedleRun.RunStartVbn.QuadPart + 1;
Mcb->Mapping->Table.CompareRoutine = McbMappingIntersectCompare;
- if ((HigherRun = RtlLookupElementGenericTable(&Mcb->Mapping->Table, &NeedleRun)))
+ if ((HigherRun = RtlLookupElementGenericTable(&Mcb->Mapping->Table, &NeedleRun)) &&
+ (Node.StartingLbn.QuadPart <= HigherRun->StartingLbn.QuadPart))
{
ASSERT(HigherRun->RunStartVbn.QuadPart == Node.RunEndVbn.QuadPart);
Node.RunEndVbn.QuadPart = HigherRun->RunEndVbn.QuadPart;