From patchwork Thu Apr 30 18:50:26 2009 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Steven Rostedt X-Patchwork-Id: 21221 Received: from vger.kernel.org (vger.kernel.org [209.132.176.167]) by demeter.kernel.org (8.14.2/8.14.2) with ESMTP id n3UIqNjF023933 for ; Thu, 30 Apr 2009 18:52:27 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1764265AbZD3SwZ (ORCPT ); Thu, 30 Apr 2009 14:52:25 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1764536AbZD3SwZ (ORCPT ); Thu, 30 Apr 2009 14:52:25 -0400 Received: from hrndva-omtalb.mail.rr.com ([71.74.56.124]:56315 "EHLO hrndva-omtalb.mail.rr.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1763901AbZD3SwW (ORCPT ); Thu, 30 Apr 2009 14:52:22 -0400 Received: from gandalf.stny.rr.com ([74.67.89.75]) by hrndva-omta01.mail.rr.com with ESMTP id <20090430185221991.VSDE11305@hrndva-omta01.mail.rr.com>; Thu, 30 Apr 2009 18:52:21 +0000 Received: from rostedt by gandalf.stny.rr.com with local (Exim 4.69) (envelope-from ) id 1LzbMr-0000hK-87; Thu, 30 Apr 2009 14:52:21 -0400 Message-Id: <20090430185220.625711175@goodmis.org> References: <20090430185022.122124349@goodmis.org> User-Agent: quilt/0.46-1 Date: Thu, 30 Apr 2009 14:50:26 -0400 From: Steven Rostedt To: linux-kernel@vger.kernel.org Cc: Ingo Molnar , Andrew Morton , Linus Torvalds , Peter Zijlstra , Thomas Gleixner , Theodore Tso , Arnaldo Carvalho de Melo , zippel@linux-m68k.org, linux-kbuild@vger.kernel.org, Sam Ravnborg Subject: [PATCH 4/7] kconfig: add check if end exists in extract-ikconfig Content-Disposition: inline; filename=0004-kconfig-add-check-if-end-exists-in-extract-ikconfig.patch Sender: linux-kbuild-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kbuild@vger.kernel.org From: Steven Rostedt Both start and end should be tested for existence before continuing to parse the config.gz file. [ Impact: better integrity checks in finding config.gz Signed-off-by: Steven Rostedt --- scripts/extract-ikconfig | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/scripts/extract-ikconfig b/scripts/extract-ikconfig index 72997c3..42d6bce 100755 --- a/scripts/extract-ikconfig +++ b/scripts/extract-ikconfig @@ -17,6 +17,10 @@ dump_config() { return fi end=`$binoffset $file $IKCFG_ED 2>/dev/null` + [ "$?" != "0" ] && end="-1" + if [ "$end" -eq "-1" ]; then + return + fi start=`expr $start + 8` size=`expr $end - $start`