From owner-svn-src-all@FreeBSD.ORG  Fri Feb 10 00:24:39 2012
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 B7D7A106566B;
	Fri, 10 Feb 2012 00:24:39 +0000 (UTC) (envelope-from bz@FreeBSD.org)
Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c])
	by mx1.freebsd.org (Postfix) with ESMTP id A62AA8FC1A;
	Fri, 10 Feb 2012 00:24:39 +0000 (UTC)
Received: from svn.freebsd.org (localhost [127.0.0.1])
	by svn.freebsd.org (8.14.4/8.14.4) with ESMTP id q1A0Odgl045174;
	Fri, 10 Feb 2012 00:24:39 GMT (envelope-from bz@svn.freebsd.org)
Received: (from bz@localhost)
	by svn.freebsd.org (8.14.4/8.14.4/Submit) id q1A0OdN1045172;
	Fri, 10 Feb 2012 00:24:39 GMT (envelope-from bz@svn.freebsd.org)
Message-Id: <201202100024.q1A0OdN1045172@svn.freebsd.org>
From: "Bjoern A. Zeeb" <bz@FreeBSD.org>
Date: Fri, 10 Feb 2012 00:24:39 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
	svn-src-stable@freebsd.org, svn-src-stable-9@freebsd.org
X-SVN-Group: stable-9
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Cc: 
Subject: svn commit: r231324 - stable/9/sys/netinet6
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: Fri, 10 Feb 2012 00:24:39 -0000

Author: bz
Date: Fri Feb 10 00:24:39 2012
New Revision: 231324
URL: http://svn.freebsd.org/changeset/base/231324

Log:
  MFC r230506:
  
   Plug a possible ifa_ref leak in case of premature return from in6_purgeaddr().
  
   Reviewed by:	rwatson

Modified:
  stable/9/sys/netinet6/in6.c
Directory Properties:
  stable/9/sys/   (props changed)

Modified: stable/9/sys/netinet6/in6.c
==============================================================================
--- stable/9/sys/netinet6/in6.c	Fri Feb 10 00:10:13 2012	(r231323)
+++ stable/9/sys/netinet6/in6.c	Fri Feb 10 00:24:39 2012	(r231324)
@@ -1448,6 +1448,8 @@ in6_purgeaddr(struct ifaddr *ifa)
 	}
 
 cleanup:
+	if (ifa0 != NULL)
+		ifa_free(ifa0);
 
 	plen = in6_mask2len(&ia->ia_prefixmask.sin6_addr, NULL); /* XXX */
 	if ((ia->ia_flags & IFA_ROUTE) && plen == 128) {
@@ -1472,8 +1474,6 @@ cleanup:
 			return;
 		ia->ia_flags &= ~IFA_ROUTE;
 	}
-	if (ifa0 != NULL)
-		ifa_free(ifa0);
 
 	in6_unlink_ifa(ia, ifp);
 }