RNDIS devices don't get configured owing to a typo in
choose_configuration().  This patch from Giridhar Pemmasani fixes the
typo.
From: Giridhar Pemmasani <giri@lmc.cs.sunysb.edu>
Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
                                && desc->bInterfaceClass == USB_CLASS_COMM
                                && desc->bInterfaceSubClass == 2
                                && desc->bInterfaceProtocol == 0xff) {
-#ifndef CONFIG_USB_NET_RNDIS
+#ifndef CONFIG_USB_NET_RNDIS_HOST
                        continue;
 #else
                        best = c;