[src/trunk]: src/usr.bin/kdump Prevent "kdump" from causing a segmentation fa...

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

details:   https://anonhg.NetBSD.org/src/rev/614249451236
branches:  trunk
changeset: 485375:614249451236
user:      tron <tron%NetBSD.org@localhost>
date:      Wed Apr 26 16:05:37 2000 +0000

description:
Prevent "kdump" from causing a segmentation fault if the io buffer that
it's printing to stdout ends on a page boundary. Patch supplied by
Andrew Brown in PR bin/9983.

diffstat:

 usr.bin/kdump/kdump.c |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (27 lines):

diff -r 9991b82496a5 -r 614249451236 usr.bin/kdump/kdump.c
--- a/usr.bin/kdump/kdump.c     Wed Apr 26 15:58:01 2000 +0000
+++ b/usr.bin/kdump/kdump.c     Wed Apr 26 16:05:37 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: kdump.c,v 1.28 2000/04/10 09:13:45 jdolecek Exp $      */
+/*     $NetBSD: kdump.c,v 1.29 2000/04/26 16:05:37 tron Exp $  */
 
 /*-
  * Copyright (c) 1988, 1993
@@ -43,7 +43,7 @@
 #if 0
 static char sccsid[] = "@(#)kdump.c    8.4 (Berkeley) 4/28/95";
 #else
-__RCSID("$NetBSD: kdump.c,v 1.28 2000/04/10 09:13:45 jdolecek Exp $");
+__RCSID("$NetBSD: kdump.c,v 1.29 2000/04/26 16:05:37 tron Exp $");
 #endif
 #endif /* not lint */
 
@@ -470,7 +470,7 @@
        (void)printf("       \"");
        col = 8;
        for (; datalen > 0; datalen--, dp++) {
-               (void) vis(visbuf, *dp, VIS_CSTYLE, *(dp+1));
+               (void) vis(visbuf, *dp, VIS_CSTYLE, datalen>1?*(dp+1):0);
                cp = visbuf;
                /*
                 * Keep track of printables and