PVS-Studio warning V557 for Coin3D

void
SoMFColorRGBA::set1HSVValue(int idx, const float hsva[3])
{
  this->set1HSVValue(idx, hsva[0], hsva[1], hsva[2], hsva[3]);
}

This suspicious code was found in Coin3D project by PVS-Studio static code analyzer.
Warning message is:
V557 Array overrun is possible. The '3' index is pointing beyond array bound. somfcolorrgba.cpp 220

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/