From owner-svn-src-head@FreeBSD.ORG  Fri Nov  8 17:27:23 2013
Return-Path: <owner-svn-src-head@FreeBSD.ORG>
Delivered-To: svn-src-head@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115])
 (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits))
 (No client certificate requested)
 by hub.freebsd.org (Postfix) with ESMTP id 77E7A872;
 Fri,  8 Nov 2013 17:27:23 +0000 (UTC) (envelope-from dim@FreeBSD.org)
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))
 (No client certificate requested)
 by mx1.freebsd.org (Postfix) with ESMTPS id 64E5C2695;
 Fri,  8 Nov 2013 17:27:23 +0000 (UTC)
Received: from svn.freebsd.org ([127.0.1.70])
 by svn.freebsd.org (8.14.7/8.14.7) with ESMTP id rA8HRNAZ076754;
 Fri, 8 Nov 2013 17:27:23 GMT (envelope-from dim@svn.freebsd.org)
Received: (from dim@localhost)
 by svn.freebsd.org (8.14.7/8.14.5/Submit) id rA8HRNJZ076753;
 Fri, 8 Nov 2013 17:27:23 GMT (envelope-from dim@svn.freebsd.org)
Message-Id: <201311081727.rA8HRNJZ076753@svn.freebsd.org>
From: Dimitry Andric <dim@FreeBSD.org>
Date: Fri, 8 Nov 2013 17:27:23 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
 svn-src-head@freebsd.org
Subject: svn commit: r257860 - head/sys/x86/iommu
X-SVN-Group: head
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
X-BeenThere: svn-src-head@freebsd.org
X-Mailman-Version: 2.1.14
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/options/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: Fri, 08 Nov 2013 17:27:23 -0000

Author: dim
Date: Fri Nov  8 17:27:22 2013
New Revision: 257860
URL: http://svnweb.freebsd.org/changeset/base/257860

Log:
  Initialize variable in sys/x86/iommu/busdma_dmar.c, to avoid possible
  uninitialized use.
  
  Reviewed by:	kib

Modified:
  head/sys/x86/iommu/busdma_dmar.c

Modified: head/sys/x86/iommu/busdma_dmar.c
==============================================================================
--- head/sys/x86/iommu/busdma_dmar.c	Fri Nov  8 17:23:37 2013	(r257859)
+++ head/sys/x86/iommu/busdma_dmar.c	Fri Nov  8 17:27:22 2013	(r257860)
@@ -341,6 +341,7 @@ dmar_bus_dmamap_load_something1(struct b
 		segs = tag->segments;
 	ctx = tag->ctx;
 	seg = *segp;
+	error = 0;
 	idx = 0;
 	while (buflen > 0) {
 		seg++;