From patchwork Wed Oct 16 19:24:21 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Eduardo Habkost X-Patchwork-Id: 1178088 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=redhat.com Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 46tj276YhFz9sNx for ; Thu, 17 Oct 2019 06:25:50 +1100 (AEDT) Received: from localhost ([::1]:47372 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iKovb-0001RV-OR for incoming@patchwork.ozlabs.org; Wed, 16 Oct 2019 15:25:47 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:32918) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iKoug-0001Fo-J9 for qemu-devel@nongnu.org; Wed, 16 Oct 2019 15:24:51 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iKoue-0002Lx-Jl for qemu-devel@nongnu.org; Wed, 16 Oct 2019 15:24:50 -0400 Received: from mx1.redhat.com ([209.132.183.28]:41818) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1iKouZ-0002GC-7r; Wed, 16 Oct 2019 15:24:44 -0400 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 1608481F0C; Wed, 16 Oct 2019 19:24:39 +0000 (UTC) Received: from localhost (ovpn-116-20.phx2.redhat.com [10.3.116.20]) by smtp.corp.redhat.com (Postfix) with ESMTP id 4FE9060127; Wed, 16 Oct 2019 19:24:36 +0000 (UTC) From: Eduardo Habkost To: qemu-devel@nongnu.org Subject: [PATCH 01/10] image-fuzzer: Open image files in binary mode Date: Wed, 16 Oct 2019 16:24:21 -0300 Message-Id: <20191016192430.25098-2-ehabkost@redhat.com> In-Reply-To: <20191016192430.25098-1-ehabkost@redhat.com> References: <20191016192430.25098-1-ehabkost@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.27]); Wed, 16 Oct 2019 19:24:39 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.132.183.28 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Stefan Hajnoczi , qemu-block@nongnu.org Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" This probably never caused problems because on Linux there's no actual newline conversion happening, but on Python 3 the binary/text distinction is stronger and we must explicitly open the image file in binary mode. Signed-off-by: Eduardo Habkost Reviewed-by: Philippe Mathieu-Daudé --- tests/image-fuzzer/qcow2/layout.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tests/image-fuzzer/qcow2/layout.py b/tests/image-fuzzer/qcow2/layout.py index 675877da96..c57418fa15 100644 --- a/tests/image-fuzzer/qcow2/layout.py +++ b/tests/image-fuzzer/qcow2/layout.py @@ -503,7 +503,7 @@ class Image(object): def write(self, filename): """Write an entire image to the file.""" - image_file = open(filename, 'w') + image_file = open(filename, 'wb') for field in self: image_file.seek(field.offset) image_file.write(struct.pack(field.fmt, field.value))