Sync correct ROUNDUP() from net/route.c

diff --git a/sbin/iked/vroute.c b/sbin/iked/vroute.c
index 7c7ad3b..8538edc 100644 (file)
--- a/sbin/iked/vroute.c
+++ b/sbin/iked/vroute.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: vroute.c,v 1.6 2021/02/28 19:25:59 tobhe Exp $        */
+/*     $OpenBSD: vroute.c,v 1.7 2021/03/25 01:39:09 tobhe Exp $        */
 
 /*
  * Copyright (c) 2021 Tobias Heider <tobhe@openbsd.org>
@@ -37,8 +37,7 @@
 
 #define IKED_VROUTE_PRIO       6
 
-#define ROUNDUP(a)                     \
-    (((a) & (sizeof(long) - 1)) ? (1 + ((a) | (sizeof(long) - 1))) : (a))
+#define ROUNDUP(a) (a>0 ? (1 + (((a) - 1) | (sizeof(long) - 1))) : sizeof(long))
 
 int vroute_setroute(struct iked *, uint8_t, struct sockaddr *, uint8_t,
     struct sockaddr *, int);