Log Message: ----------- relax the shutdown logic to stop hangs when shutting down the system. Modified Files: -------------- src/sys/dev/usb: ehci_pci.c (r1.6 -> r1.7) (http://cvsweb.midnightbsd.org/src/sys/dev/usb/ehci_pci.c?r1=1.6&r2=1.7)