Check for /sys/module/usbcore before modprobe usbcore

The use of /proc/bus/usb to mount usbfs has been deprecated, but
the option is still available in the kernel.  The new approach is
to use /sys.  We should not modprobe usbcore if either /proc/bus/usb
or /sys/module/usbcore exist.

X-Gentoo-Bug: 363551
X-Gentoo-Bug-URL: http://bugs.gentoo.org/show_bug.cgi?id=363551
Signed-off-by: Anthony G. Basile <blueness@gentoo.org>

init.d/procfs.in

@@ -14,7 +14,7 @@ depend()
 start()
 {
 	# Make sure we insert usbcore if it's a module
-	if [ -f /proc/modules -a ! -d /proc/bus/usb ]; then
+	if [ -f /proc/modules -a ! -d /sys/module/usbcore -a ! -d /proc/bus/usb ]; then
 		modprobe -q usbcore
 	fi