PVS-Studio warning V612 for Chromium

ResourceProvider::ResourceId
PictureLayerImpl::ContentsResourceId() const
{
  ....
  for (PictureLayerTilingSet::CoverageIterator iter(....);
       iter;
       ++iter)
  {
    if (!*iter)
      return 0;

    const ManagedTileState::TileVersion& tile_version = ....;

    if (....)
      return 0;

    if (iter.geometry_rect() != content_rect)
      return 0;

    return tile_version.get_resource_id();
  }
  return 0;
}

This suspicious code was found in Chromium project by PVS-Studio static code analyzer.
Warning message is:
V612 An unconditional 'return' within a loop. picture_layer_impl.cc 638

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/