From owner-svn-src-all@FreeBSD.ORG  Thu Jul  8 16:53:19 2010
Return-Path: <owner-svn-src-all@FreeBSD.ORG>
Delivered-To: svn-src-all@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 857D81065674;
	Thu,  8 Jul 2010 16:53:19 +0000 (UTC) (envelope-from jh@FreeBSD.org)
Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c])
	by mx1.freebsd.org (Postfix) with ESMTP id 75D148FC1B;
	Thu,  8 Jul 2010 16:53:19 +0000 (UTC)
Received: from svn.freebsd.org (localhost [127.0.0.1])
	by svn.freebsd.org (8.14.3/8.14.3) with ESMTP id o68GrJ2T069444;
	Thu, 8 Jul 2010 16:53:19 GMT (envelope-from jh@svn.freebsd.org)
Received: (from jh@localhost)
	by svn.freebsd.org (8.14.3/8.14.3/Submit) id o68GrJ73069442;
	Thu, 8 Jul 2010 16:53:19 GMT (envelope-from jh@svn.freebsd.org)
Message-Id: <201007081653.o68GrJ73069442@svn.freebsd.org>
From: Jaakko Heinonen <jh@FreeBSD.org>
Date: Thu, 8 Jul 2010 16:53:19 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
	svn-src-head@freebsd.org
X-SVN-Group: head
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Cc: 
Subject: svn commit: r209816 - head/sys/kern
X-BeenThere: svn-src-all@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: "SVN commit messages for the entire src tree \(except for &quot;
	user&quot; and &quot; projects&quot; \)" <svn-src-all.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-all>,
	<mailto:svn-src-all-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-src-all>
List-Post: <mailto:svn-src-all@freebsd.org>
List-Help: <mailto:svn-src-all-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-all>,
	<mailto:svn-src-all-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Thu, 08 Jul 2010 16:53:19 -0000

Author: jh
Date: Thu Jul  8 16:53:19 2010
New Revision: 209816
URL: http://svn.freebsd.org/changeset/base/209816

Log:
  Assert that low and high are >= 0. The allocator doesn't support the
  negative range.

Modified:
  head/sys/kern/subr_unit.c

Modified: head/sys/kern/subr_unit.c
==============================================================================
--- head/sys/kern/subr_unit.c	Thu Jul  8 16:11:06 2010	(r209815)
+++ head/sys/kern/subr_unit.c	Thu Jul  8 16:53:19 2010	(r209816)
@@ -326,8 +326,8 @@ new_unrhdr(int low, int high, struct mtx
 {
 	struct unrhdr *uh;
 
-	KASSERT(low <= high,
-	    ("UNR: use error: new_unrhdr(%u, %u)", low, high));
+	KASSERT(low >= 0 && high >= 0 && low <= high,
+	    ("UNR: use error: new_unrhdr(%d, %d)", low, high));
 	uh = Malloc(sizeof *uh);
 	if (mutex != NULL)
 		uh->mtx = mutex;