net: Fix endianness bug in link-local

The ip is stored in network order, so we can't test it in host order.

Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>
Reviewed-by: Kim Phillips <kim.phillips@freescale.com>

net/link_local.c

@@ -103,7 +103,7 @@ static void configure_wait(void)
 void link_local_start(void)
 {
 	ip = getenv_IPaddr("llipaddr");
-	if (ip != 0 && (ip & IN_CLASSB_NET) != LINKLOCAL_ADDR) {
+	if (ip != 0 && (ntohl(ip) & IN_CLASSB_NET) != LINKLOCAL_ADDR) {
 		puts("invalid link address");
 		net_set_state(NETLOOP_FAIL);
 		return;