PVS-Studio warning V517 for Geant4

G4String G4PersistencyCenterMessenger::GetCurrentValue(
  G4UIcommand* command)
{
  G4String s="Undefined";

  if (command==select)
  {
    return pc->VerboseLevel();
  }
  else if (command==select)
  {
    return pc->CurrentSystem();
  }
  else if (command==regHitIO)
  {
  ....
}

This suspicious code was found in Geant4 project by PVS-Studio static code analyzer.
Warning message is:
V517 The use of 'if (A) {...} else if (A) {...}' pattern was detected. There is a probability of logical error presence. Check lines: 207, 211. G4mctruth g4persistencycentermessenger.cc 207

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