usb: chipidea: remove zero check of hw_ep_max
usb: chipidea: remove zero check of hw_ep_max

It's 0 for host only device.

Signed-off-by: Richard Zhao <bbd97e76288330e4315e9a841fcfb77b747adc43@freescale.com>
Cc: Marek Vasut <f40600653b33f5282fa4c5daf377dfc444fb4625@denx.de>
Cc: Alan Stern <75ea6bb7bfc1186f92d26164de5f9268c9a45b59@rowland.harvard.edu>
Cc: Alexander Shishkin <0125b3d2989cefbb754a245b989e89659aa67db8@linux.intel.com>
Cc: Felipe Balbi <94dddeeef08b001e003cce128ddc162a4e2c6cd2@ti.com>
Signed-off-by: Greg Kroah-Hartman <4645f7897fd33786a2ee1264d590b3c400559d85@linuxfoundation.org>

TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs