linux-kernel - [PATCH] smack:beyond ARRAY

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Message-ID: <4A141F83.10102@gmail.com>
Date:	Wed, 20 May 2009 17:19:31 +0200
From:	Roel Kluin <roel.kluin@...il.com>
To:	jmorris@...ei.org
CC:	lkml <linux-kernel@...r.kernel.org>,
	linux-security-module@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: [PATCH] smack:beyond ARRAY_SIZE of data

Do not go beyond ARRAY_SIZE of data

Signed-off-by: Roel Kluin <roel.kluin@...il.com>
---
diff --git a/security/smack/smackfs.c b/security/smack/smackfs.c
index e03a7e1..7407e5c 100644
--- a/security/smack/smackfs.c
+++ b/security/smack/smackfs.c
@@ -797,7 +797,7 @@ static ssize_t smk_write_netlbladdr(struct file *file, const char __user *buf,
 		return -EPERM;
 	if (*ppos != 0)
 		return -EINVAL;
-	if (count < SMK_NETLBLADDRMIN || count > SMK_NETLBLADDRMAX)
+	if (count < SMK_NETLBLADDRMIN || count >= SMK_NETLBLADDRMAX)
 		return -EINVAL;
 	if (copy_from_user(data, buf, count) != 0)
 		return -EFAULT;

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