From owner-svn-src-head@FreeBSD.ORG  Thu Apr  8 13:34:08 2010
Return-Path: <owner-svn-src-head@FreeBSD.ORG>
Delivered-To: svn-src-head@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id A0AF3106566C;
	Thu,  8 Apr 2010 13:34:08 +0000 (UTC)
	(envelope-from rpaulo@FreeBSD.org)
Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c])
	by mx1.freebsd.org (Postfix) with ESMTP id 907768FC15;
	Thu,  8 Apr 2010 13:34:08 +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 o38DY8KP033320;
	Thu, 8 Apr 2010 13:34:08 GMT (envelope-from rpaulo@svn.freebsd.org)
Received: (from rpaulo@localhost)
	by svn.freebsd.org (8.14.3/8.14.3/Submit) id o38DY85Y033318;
	Thu, 8 Apr 2010 13:34:08 GMT (envelope-from rpaulo@svn.freebsd.org)
Message-Id: <201004081334.o38DY85Y033318@svn.freebsd.org>
From: Rui Paulo <rpaulo@FreeBSD.org>
Date: Thu, 8 Apr 2010 13:34:08 +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: r206398 - head/sys/net80211
X-BeenThere: svn-src-head@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: SVN commit messages for the src tree for head/-current
	<svn-src-head.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-head>,
	<mailto:svn-src-head-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-src-head>
List-Post: <mailto:svn-src-head@freebsd.org>
List-Help: <mailto:svn-src-head-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-head>,
	<mailto:svn-src-head-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Thu, 08 Apr 2010 13:34:08 -0000

Author: rpaulo
Date: Thu Apr  8 13:34:08 2010
New Revision: 206398
URL: http://svn.freebsd.org/changeset/base/206398

Log:
  Prevent foot-shooting in ieee80211_ratectl_node_deinit().
  
  MFC after:	1 month

Modified:
  head/sys/net80211/ieee80211_ratectl.h

Modified: head/sys/net80211/ieee80211_ratectl.h
==============================================================================
--- head/sys/net80211/ieee80211_ratectl.h	Thu Apr  8 12:07:40 2010	(r206397)
+++ head/sys/net80211/ieee80211_ratectl.h	Thu Apr  8 13:34:08 2010	(r206398)
@@ -85,6 +85,8 @@ ieee80211_ratectl_node_deinit(struct iee
 {
 	const struct ieee80211vap *vap = ni->ni_vap;
 
+	if (ni->ni_rctls == NULL)	/* ratectl not setup */
+		return;
 	vap->iv_rate->ir_node_deinit(ni);
 }