On Thu, May 18, 2017 at 03:53:04PM +0300, Sergei Shtylyov wrote: > >From: Yuyang Du <yuyang.du@xxxxxxxxx> > > > >If we get nonpositive number of ports, there is no sense to > > Negative? Negative and zero. -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html