Module Name: src
Committed By: uebayasi
Date: Mon Apr 14 13:14:38 UTC 2014
Modified Files:
src/sys/kern: kern_exec.c
Log Message:
copyinargs: Redo previous; if given fakearg is longer than arg buf (which is
very unlikely to happen), there's no point to continue with truncated arg.
Just give up and return E2BIG.
To generate a diff of this commit:
cvs rdiff -u -r1.394 -r1.395 src/sys/kern/kern_exec.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/kern/kern_exec.c
diff -u src/sys/kern/kern_exec.c:1.394 src/sys/kern/kern_exec.c:1.395
--- src/sys/kern/kern_exec.c:1.394 Mon Apr 14 05:39:19 2014
+++ src/sys/kern/kern_exec.c Mon Apr 14 13:14:38 2014
@@ -1,4 +1,4 @@
-/* $NetBSD: kern_exec.c,v 1.394 2014/04/14 05:39:19 uebayasi Exp $ */
+/* $NetBSD: kern_exec.c,v 1.395 2014/04/14 13:14:38 uebayasi Exp $ */
/*-
* Copyright (c) 2008 The NetBSD Foundation, Inc.
@@ -59,7 +59,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: kern_exec.c,v 1.394 2014/04/14 05:39:19 uebayasi Exp $");
+__KERNEL_RCSID(0, "$NetBSD: kern_exec.c,v 1.395 2014/04/14 13:14:38 uebayasi Exp $");
#include "opt_exec.h"
#include "opt_execfmt.h"
@@ -1423,7 +1423,7 @@ copyinargs(struct execve_data * restrict
if (len < maxlen)
len++;
else
- len = maxlen;
+ return E2BIG;
ktrexecarg(tmpfap->fa_arg, len - 1);
dp += len;
