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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.
This commit is contained in:
tron 2000-04-26 16:05:37 +00:00
parent d5d441a516
commit 7a721a2672
1 changed files with 3 additions and 3 deletions
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6
usr.bin/kdump/kdump.c
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@ -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 @@ __COPYRIGHT("@(#) Copyright (c) 1988, 1993\n\
#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 @@ ktrgenio(ktr, len)
(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