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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 681EFC433FE for ; Sun, 17 Oct 2021 10:35:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 52C8661040 for ; Sun, 17 Oct 2021 10:35:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245310AbhJQKhI (ORCPT ); Sun, 17 Oct 2021 06:37:08 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43086 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245315AbhJQKhH (ORCPT ); Sun, 17 Oct 2021 06:37:07 -0400 Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de [IPv6:2001:67c:670:201:290:27ff:fe1d:cc33]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4EF19C061765 for ; Sun, 17 Oct 2021 03:34:58 -0700 (PDT) Received: from gallifrey.ext.pengutronix.de ([2001:67c:670:201:5054:ff:fe8d:eefb] helo=bjornoya.blackshift.org) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mc3Uz-0001EN-Qq; Sun, 17 Oct 2021 12:34:37 +0200 Received: from pengutronix.de (unknown [195.138.59.174]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-384) server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) (Authenticated sender: mkl-all@blackshift.org) by smtp.blackshift.org (Postfix) with ESMTPSA id B87EF69589A; Sun, 17 Oct 2021 10:33:10 +0000 (UTC) Date: Sun, 17 Oct 2021 12:32:39 +0200 From: Marc Kleine-Budde To: Zhang Changzhong Cc: Robin van der Gracht , Oleksij Rempel , kernel@pengutronix.de, Oliver Hartkopp , "David S. Miller" , Jakub Kicinski , Kurt Van Dijck , Maxime Jayat , linux-can@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH net] can: j1939: j1939_xtp_rx_dat_one(): cancel session if receive TP.DT with error length Message-ID: <20211017103239.4q6klfqh2gxvrfbh@pengutronix.de> References: <1632972800-45091-1-git-send-email-zhangchangzhong@huawei.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="6jn4v6heyfmiekk5" Content-Disposition: inline In-Reply-To: <1632972800-45091-1-git-send-email-zhangchangzhong@huawei.com> X-SA-Exim-Connect-IP: 2001:67c:670:201:5054:ff:fe8d:eefb X-SA-Exim-Mail-From: mkl@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: netdev@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org --6jn4v6heyfmiekk5 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On 30.09.2021 11:33:20, Zhang Changzhong wrote: > According to SAE-J1939-21, the data length of TP.DT must be 8 bytes, so > cancel session when receive unexpected TP.DT message. >=20 > Fixes: 9d71dd0c7009 ("can: add support of SAE J1939 protocol") > Signed-off-by: Zhang Changzhong Applied to linux-can/testing, added stable on Cc. Thanks, Marc --=20 Pengutronix e.K. | Marc Kleine-Budde | Embedded Linux | https://www.pengutronix.de | Vertretung West/Dortmund | Phone: +49-231-2826-924 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | --6jn4v6heyfmiekk5 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEK3kIWJt9yTYMP3ehqclaivrt76kFAmFr+8QACgkQqclaivrt 76n8uQgAlX6AGpoX/AxKrzvJDOQ1tipLZXM9q54k9y1dyMdLDL9lEKKASSa9DePV 7g6ajYai9mbT1Ui10ZVW/peep1W69wQTBU2pc49+Q1nYT8hL1jZN+cszUze42hfV d70WcOxPkD1CukFgI7vGnu34tg5k4pVX8PD/gdBpSMtwnAZpw+X6di3IgrUQR3FE Xe3I7xgYsS4GqDbgWmBaxXWIpBTvgIqdpgIZxJErDPX/zrXJP8YPJHXiW47Xm7zt vmuIEFNxJJ04JlGqhfhKmUQsaMhi6VvGY2BcGn3FvEypG+W8zAONrhCETXRQu15I kGkm/sb6d1PIpKNSiEY9ozOUNRAzsw== =myFN -----END PGP SIGNATURE----- --6jn4v6heyfmiekk5--