[src/trunk]: src/sys/net Fix gcc complaining about int to unsigned long conve...

[roy <roy%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/5f727f5f9590
branches:  trunk
changeset: 819843:5f727f5f9590
user:      roy <roy%NetBSD.org@localhost>
date:      Mon Dec 19 11:17:00 2016 +0000

description:
Fix gcc complaining about int to unsigned long conversion issues by
explictly marking as unsigned in RT_ROUNDUP2.

diffstat:

 sys/net/route.h |  4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diffs (18 lines):

diff -r 84c33d0f7bb9 -r 5f727f5f9590 sys/net/route.h
--- a/sys/net/route.h   Mon Dec 19 07:51:34 2016 +0000
+++ b/sys/net/route.h   Mon Dec 19 11:17:00 2016 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: route.h,v 1.110 2016/12/16 20:11:52 christos Exp $     */
+/*     $NetBSD: route.h,v 1.111 2016/12/19 11:17:00 roy Exp $  */
 
 /*
  * Copyright (c) 1980, 1986, 1993
@@ -286,7 +286,7 @@
 #define RTAX_TAG       8       /* route tag */
 #define RTAX_MAX       9       /* size of array to allocate */
 
-#define RT_ROUNDUP2(a, n)      ((a) > 0 ? (1 + (((a) - 1) | ((n) - 1))) : (n))
+#define RT_ROUNDUP2(a, n)      ((a) > 0 ? (1 + (((a) - 1U) | ((n) - 1))) : (n))
 #define RT_ROUNDUP(a)          RT_ROUNDUP2((a), sizeof(uint64_t))
 #define RT_ADVANCE(x, n)       (x += RT_ROUNDUP((n)->sa_len))