[src/trunk]: src/sys/ufs/ffs fix an off by one array overflow found by GCC 4....

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

details:   https://anonhg.NetBSD.org/src/rev/2aa5395a9ef9
branches:  trunk
changeset: 766417:2aa5395a9ef9
user:      mrg <mrg%NetBSD.org@localhost>
date:      Wed Jun 22 04:01:33 2011 +0000

description:
fix an off by one array overflow found by GCC 4.5.3.

diffstat:

 sys/ufs/ffs/ffs_appleufs.c |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (27 lines):

diff -r 88d1e9d82d30 -r 2aa5395a9ef9 sys/ufs/ffs/ffs_appleufs.c
--- a/sys/ufs/ffs/ffs_appleufs.c        Wed Jun 22 04:01:08 2011 +0000
+++ b/sys/ufs/ffs/ffs_appleufs.c        Wed Jun 22 04:01:33 2011 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ffs_appleufs.c,v 1.10 2010/04/24 19:58:13 dbj Exp $    */
+/*     $NetBSD: ffs_appleufs.c,v 1.11 2011/06/22 04:01:33 mrg Exp $    */
 
 /*
  * Copyright (c) 2002 Darrin B. Jewell
@@ -26,7 +26,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ffs_appleufs.c,v 1.10 2010/04/24 19:58:13 dbj Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ffs_appleufs.c,v 1.11 2011/06/22 04:01:33 mrg Exp $");
 
 #include <sys/param.h>
 #include <sys/time.h>
@@ -108,7 +108,7 @@
                n->ul_namelen = APPLEUFS_MAX_LABEL_NAME;
        }
        /* if len is max, will set ul_unused1 */
-       n->ul_name[n->ul_namelen] = '\0';
+       n->ul_name[n->ul_namelen - 1] = '\0';
 
 #ifdef DEBUG
        printf("%s: found APPLE UFS label v%d: \"%s\"\n",