PVS-Studio warning V522 for GeoLib

void WINAPI _GetMonitorRectByIndex( int iMonitor, RECT* pRect )
{
 int iMonitorCount = ::GetSystemMetrics( SM_CMONITORS );

 if ( iMonitor <= iMonitorCount || pRect != NULL ) <<<---
 {
  if ( iMonitorCount == 1 )
  {
    pRect->left = 0;
    pRect->top = 0;
    pRect->right = GetSystemMetrics( SM_CXSCREEN );
    pRect->bottom = GetSystemMetrics( SM_CYSCREEN );
  }
  ...
 }
 else
 {
   pRect->left   = -1;   <<<---
   pRect->top    = -1;
   pRect->right  = -1;
   pRect->bottom = -1;
 }
}

This suspicious code was found in GeoLib project by PVS-Studio static code analyzer.
Warning message is:
V522 Dereferencing of the null pointer 'pRect' might take place. geOLib geolib.cpp 3282

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/