PVS-Studio warning V523 for ReactOS

NTSTATUS NTAPI
CPortPinWavePci::HandleKsStream(IN PIRP Irp)
{
  ....
  if (m_Capture)
    m_Position.WriteOffset += Data;
  else
    m_Position.WriteOffset += Data;
  ....
}

This suspicious code was found in ReactOS project by PVS-Studio static code analyzer.
Warning message is:
V523 The 'then' statement is equivalent to the 'else' statement. pin_wavepci.cpp 562

PVS-Studio is a static analyzer for detecting bugs in the source code of applications written in C, C++, C++11, C++/CX. Site: http://www.viva64.com/en/pvs-studio/