> > > +		if (!ret)
> > > +			timeout = 1;
> > > +		else
> > > +			timeout = 0;
> > 
> > 
> > nit: the following might be cleaner
> > 
> > 		ret = !!timeout;
> > 
> 
> Other way around, perhaps,
> 
>       timeout = !ret;

I saw that but didn't want to modify this patch. But yes, this is easy
enough and looks a lot better.