VOID
CdUninitializeMcb(
  IN  PIRP_CONTEXT IrpContext,
  IN  PFCB Fcb
  );

Routine Description:

    This routine is called to cleanup an Mcb in an Fcb.  We look at the
    maximum run count in the Fcb and if greater than one we will deallocate
    the buffer.

    Fcb should be acquired exclusively when this is called.

Arguments:

    Fcb - Fcb containing the Mcb to uninitialize.

Return Value:

    None