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Fix length passed to strlcpy(): we used to get names one character shorter 

than reality.

Should be pulled up to netbsd-5.
This commit is contained in:
elad 2008-12-14 23:12:58 +00:00
parent cc040f5992
commit 48949a2a2a
1 changed files with 4 additions and 4 deletions
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8
sys/kern/vfs_syscalls.c
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@ -1,4 +1,4 @@
/* $NetBSD: vfs_syscalls.c,v 1.381 2008/11/19 18:36:07 ad Exp $ */
/* $NetBSD: vfs_syscalls.c,v 1.382 2008/12/14 23:12:58 elad Exp $ */
/*-
* Copyright (c) 2008 The NetBSD Foundation, Inc.
@ -63,7 +63,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: vfs_syscalls.c,v 1.381 2008/11/19 18:36:07 ad Exp $");
__KERNEL_RCSID(0, "$NetBSD: vfs_syscalls.c,v 1.382 2008/12/14 23:12:58 elad Exp $");
#ifdef _KERNEL_OPT
#include "opt_fileassoc.h"
@ -3400,10 +3400,10 @@ do_sys_rename(const char *from, const char *to, enum uio_seg seg, int retain)
char *f1, *f2;
f1 = malloc(fromnd.ni_cnd.cn_namelen + 1, M_TEMP, M_WAITOK);
strlcpy(f1, fromnd.ni_cnd.cn_nameptr, fromnd.ni_cnd.cn_namelen);
strlcpy(f1, fromnd.ni_cnd.cn_nameptr, fromnd.ni_cnd.cn_namelen + 1);
f2 = malloc(tond.ni_cnd.cn_namelen + 1, M_TEMP, M_WAITOK);
strlcpy(f2, tond.ni_cnd.cn_nameptr, tond.ni_cnd.cn_namelen);
strlcpy(f2, tond.ni_cnd.cn_nameptr, tond.ni_cnd.cn_namelen + 1);
error = veriexec_renamechk(l, fvp, f1, tvp, f2);