PVS-Studio warning V512 for OpenCV

class CV_EXPORTS CvCalibFilter
{
  ....
  enum { MAX_CAMERAS = 3 };
  int latestCounts[MAX_CAMERAS];
  CvPoint2D32f* latestPoints[MAX_CAMERAS];
  ....
};

void CvCalibFilter::SetCameraCount( int count )
{
  ....
  memset( latestCounts, 0, sizeof(latestPoints) );
  ....
}

This suspicious code was found in OpenCV project by PVS-Studio static code analyzer.
Warning message is:
V512 A call of the 'memset' function will lead to overflow of the buffer 'latestCounts'. calibfilter.cpp 238

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/