Waiting for C++11 auto

void WebappSim::setLed (int cpuid, ApolloLEDs which, LEDstates state, LEDcolors color)
{
    QMap <int, QMap <int, QApolloPushButton*> >::iterator it1;
    if ((it1 = m_apolloPushButtons.find (cpuid)) != m_apolloPushButtons.end())
    {
        QMap <int, QApolloPushButton*>::iterator it2;
        if ((it2 = it1->find (which)) != it1->end())
        {
            (*it2)->setLedState (state);
            (*it2)->setLedColor (color);
            (*it2)->update();
        }
    }
}