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CID 1340063: fix TOCTOU

This commit is contained in:
christos 2015-11-24 14:07:18 +00:00
parent 2f385a84d2
commit 35da36c439
1 changed files with 5 additions and 5 deletions
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10
sbin/cgdconfig/params.c
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@ -1,4 +1,4 @@
/* $NetBSD: params.c,v 1.27 2015/11/22 20:24:19 christos Exp $ */
/* $NetBSD: params.c,v 1.28 2015/11/24 14:07:18 christos Exp $ */
/*-
* Copyright (c) 2002, 2003 The NetBSD Foundation, Inc.
@ -31,7 +31,7 @@
#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: params.c,v 1.27 2015/11/22 20:24:19 christos Exp $");
__RCSID("$NetBSD: params.c,v 1.28 2015/11/24 14:07:18 christos Exp $");
#endif
#include <sys/types.h>
@ -622,15 +622,15 @@ params_cget(const char *fn)
struct params *p;
FILE *f;
char filename[MAXPATHLEN];
struct stat st;
if (fn[0] != '/' && stat(fn, &st) == -1 && errno == ENOENT) {
if ((f = fopen(fn, "r")) == NULL && fn[0] != '/') {
snprintf(filename, sizeof(filename), "%s/%s",
CGDCONFIG_DIR, fn);
fn = filename;
f = fopen(fn, "r");
}
if ((f = fopen(fn, "r")) == NULL) {
if (f == NULL) {
warn("failed to open params file \"%s\"", fn);
return NULL;
}