PVS-Studio warning V501 for QT

QSize VideoRendererSoftFilter::videoSize() const
{
  ...
  if (mt.pbFormat && mt.pbFormat) {
  ...
}

Most likely this is what should be written here: if (mt.pbFormat && mt.cbFormat) {

This suspicious code was found in QT project by PVS-Studio static code analyzer.
Warning message is:
V501 There are identical sub-expressions to the left and to the right of the '&&' operator: mt.pbFormat && mt.pbFormat phonon_ds9 videorenderer_soft.cpp 462

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/