From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2CAF5C07E9B for ; Mon, 19 Jul 2021 12:26:39 +0000 (UTC) Received: from phobos.denx.de (phobos.denx.de [85.214.62.61]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id AED5261073 for ; Mon, 19 Jul 2021 12:26:38 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org AED5261073 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=nic.cz Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id D957082D97; Mon, 19 Jul 2021 14:23:25 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=pass (p=none dis=none) header.from=nic.cz Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de Authentication-Results: phobos.denx.de; dkim=pass (1024-bit key; secure) header.d=nic.cz header.i=@nic.cz header.b="diuyKk8m"; dkim-atps=neutral Received: by phobos.denx.de (Postfix, from userid 109) id CD69182C93; Mon, 19 Jul 2021 14:22:29 +0200 (CEST) Received: from mail.nic.cz (lists.nic.cz [217.31.204.67]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by phobos.denx.de (Postfix) with ESMTPS id 4B40182C75 for ; Mon, 19 Jul 2021 14:22:18 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=pass (p=none dis=none) header.from=nic.cz Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=marek.behun@nic.cz Received: from dellmb.labs.office.nic.cz (unknown [IPv6:2001:1488:fffe:6:8747:7254:5571:3010]) by mail.nic.cz (Postfix) with ESMTPSA id CF0F7140819; Mon, 19 Jul 2021 14:22:17 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=nic.cz; s=default; t=1626697337; bh=FhuW0KEQCrz7c2YPAKlnWFDp3l5WjHIqJYgsrepe+V0=; h=From:To:Date; b=diuyKk8meiID2hq110loFZVzKeH/IqdNdXgQVianHxAgNEwAuCsyPz4FIjQH0M/2+ IM0BDDj79DTiVTLou0bYS1eRznjvymXtteMYHkbXEoPj5xgq0QW8FFLxUkgCEVyuuC jfihH+zvvLRhk/dTAvQ3jh2Br8jxx3iivev3W0wE= From: =?UTF-8?q?Marek=20Beh=C3=BAn?= To: u-boot@lists.denx.de, Chris Packham , Stefan Roese , Baruch Siach , Dirk Eibach , Chris Packham Cc: Dennis Gilmore , Mario Six , Jon Nettleton , =?UTF-8?q?Pali=20Roh=C3=A1r?= , =?UTF-8?q?Marek=20Beh=C3=BAn?= Subject: [PATCH u-boot-mvebu v2 28/41] tools: kwboot: Fix checking image header version Date: Mon, 19 Jul 2021 14:20:51 +0200 Message-Id: <20210719122104.29698-29-marek.behun@nic.cz> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210719122104.29698-1-marek.behun@nic.cz> References: <20210719122104.29698-1-marek.behun@nic.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.34 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.2 at phobos.denx.de X-Virus-Status: Clean From: Pali Rohár Function image_version() returns unsigned value, so it can never be negative. Explicitly check for two supported image versions: v0 and v1. Signed-off-by: Pali Rohár Reviewed-by: Marek Behún --- tools/kwboot.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/kwboot.c b/tools/kwboot.c index 1d32c1b7ad..7feeaa45a2 100644 --- a/tools/kwboot.c +++ b/tools/kwboot.c @@ -634,7 +634,7 @@ kwboot_img_patch_hdr(void *img, size_t size) } image_ver = image_version(img); - if (image_ver < 0) { + if (image_ver != 0 && image_ver != 1) { fprintf(stderr, "Invalid image header version\n"); errno = EINVAL; goto out; -- 2.31.1