From owner-svn-src-all@FreeBSD.ORG  Mon Apr 27 14:59:32 2015
Return-Path: <owner-svn-src-all@FreeBSD.ORG>
Delivered-To: svn-src-all@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org
 [IPv6:2001:1900:2254:206a::19:1])
 (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))
 (No client certificate requested)
 by hub.freebsd.org (Postfix) with ESMTPS id 37A11CB6;
 Mon, 27 Apr 2015 14:59:32 +0000 (UTC)
Received: from svn.freebsd.org (svn.freebsd.org
 [IPv6:2001:1900:2254:2068::e6a:0])
 (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
 (Client did not present a certificate)
 by mx1.freebsd.org (Postfix) with ESMTPS id 259281F86;
 Mon, 27 Apr 2015 14:59:32 +0000 (UTC)
Received: from svn.freebsd.org ([127.0.1.70])
 by svn.freebsd.org (8.14.9/8.14.9) with ESMTP id t3RExWXa006273;
 Mon, 27 Apr 2015 14:59:32 GMT (envelope-from pfg@FreeBSD.org)
Received: (from pfg@localhost)
 by svn.freebsd.org (8.14.9/8.14.9/Submit) id t3RExWT0006272;
 Mon, 27 Apr 2015 14:59:32 GMT (envelope-from pfg@FreeBSD.org)
Message-Id: <201504271459.t3RExWT0006272@svn.freebsd.org>
X-Authentication-Warning: svn.freebsd.org: pfg set sender to pfg@FreeBSD.org
 using -f
From: "Pedro F. Giffuni" <pfg@FreeBSD.org>
Date: Mon, 27 Apr 2015 14:59:32 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
 svn-src-stable@freebsd.org, svn-src-stable-10@freebsd.org
Subject: svn commit: r282094 - stable/10/sys/geom/uncompress
X-SVN-Group: stable-10
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
X-BeenThere: svn-src-all@freebsd.org
X-Mailman-Version: 2.1.20
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/options/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: Mon, 27 Apr 2015 14:59:32 -0000

Author: pfg
Date: Mon Apr 27 14:59:31 2015
New Revision: 282094
URL: https://svnweb.freebsd.org/changeset/base/282094

Log:
  MFC	r281769:
  g_uncompress_taste: prevent a double free.
  
  Found by:	Clang Static Analyzer

Modified:
  stable/10/sys/geom/uncompress/g_uncompress.c
Directory Properties:
  stable/10/   (props changed)

Modified: stable/10/sys/geom/uncompress/g_uncompress.c
==============================================================================
--- stable/10/sys/geom/uncompress/g_uncompress.c	Mon Apr 27 14:18:07 2015	(r282093)
+++ stable/10/sys/geom/uncompress/g_uncompress.c	Mon Apr 27 14:59:31 2015	(r282094)
@@ -571,6 +571,7 @@ g_uncompress_taste(struct g_class *mp, s
 		    (buf+sizeof(struct cloop_header)))[i]);
 	}
 	free(buf, M_GEOM);
+	buf = NULL;
 	DPRINTF(("%s: done reading offsets\n", gp->name));
 	mtx_init(&sc->last_mtx, "geom_uncompress cache", NULL, MTX_DEF);
 	sc->last_blk = -1;