SumMdlLengths(
  IN  PMDL         pMdl,
  IN  ULONG        BytesCopied,
  IN  tCONNECTELE  *pConnectEle
  );

Routine Description:

    This routine is called to sum the lengths of MDLs in a chain.

Arguments:


Return Value:

    NTSTATUS - Status of event indication