PVS-Studio warning V593 for ReactOS

static HRESULT BindStatusCallback_create(....)
{
  HRESULT hr;
  ....
  if ((hr = SafeArrayGetUBound(sa, 1, &size) != S_OK))
  {
    SafeArrayUnaccessData(sa);
    return hr;
  }
  ....
}

This suspicious code was found in ReactOS project by PVS-Studio static code analyzer.
Warning message is:
V593 Consider reviewing the expression of the 'A = B != C' kind. The expression is calculated as following: 'A = (B != C)'. httprequest.c 692

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/