[src/trunk]: src/usr.sbin/rtadvd Mark expandm as preserving format strings.

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

details:   https://anonhg.NetBSD.org/src/rev/518b8896e287
branches:  trunk
changeset: 827644:518b8896e287
user:      joerg <joerg%NetBSD.org@localhost>
date:      Mon Nov 06 19:12:23 2017 +0000

description:
Mark expandm as preserving format strings.

diffstat:

 usr.sbin/rtadvd/rtadvd.c |  3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diffs (17 lines):

diff -r b34fcf33f133 -r 518b8896e287 usr.sbin/rtadvd/rtadvd.c
--- a/usr.sbin/rtadvd/rtadvd.c  Mon Nov 06 18:41:22 2017 +0000
+++ b/usr.sbin/rtadvd/rtadvd.c  Mon Nov 06 19:12:23 2017 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: rtadvd.c,v 1.57 2017/11/06 15:15:04 christos Exp $     */
+/*     $NetBSD: rtadvd.c,v 1.58 2017/11/06 19:12:23 joerg Exp $        */
 /*     $KAME: rtadvd.c,v 1.92 2005/10/17 14:40:02 suz Exp $    */
 
 /*
@@ -1843,6 +1843,7 @@
               (intmax_t)tm->tv_sec, (intmax_t)tm->tv_nsec);
 }
 
+ __format_arg(3)
 static const char *
 expandm(char *buf, size_t len, const char *fmt)
 {