PVS-Studio warning V595 for WinMerge

BOOL CEditDropTargetImpl::
OnDrop (CWnd * pWnd, COleDataObject * pDataObject,
        DROPEFFECT dropEffect, CPoint point)
{
  bool bDataSupported = false;

  m_pOwner->HideDropIndicator ();

  if ((!m_pOwner) ||
      (!(m_pOwner->QueryEditable ())) ||
      (m_pOwner->GetDisableDragAndDrop ()))
  ...
}

This suspicious code was found in WinMerge project by PVS-Studio static code analyzer.
Warning message is:
V595 The 'm_pOwner' pointer was utilized before it was verified against nullptr. Check lines: 1033, 1035. Merge ccrystaleditview.cpp 1033

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/