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=-5.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 1FE65C35280 for ; Wed, 2 Oct 2019 13:58:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E7D2921D80 for ; Wed, 2 Oct 2019 13:58:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1570024682; bh=hsQC6o71ybFmccqFc2OdD/0cntqTXO/+R3g0oF5wrIo=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=Azoi19Ga2rx72NOc1JZW2NyweOxgYe23/62dZpfILrQuUG8kMa5P5DUydaeIyJJyJ MOo/OWXQpz1fmp7QhCp90D8cp6Ibz9GF7beiaJXcYyBE6bJZo1YVOh7omNaszpks/C WHUwhLlXZSmjAyJbx0lD8ICPZsJeEqn6/XCIiwgc= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726574AbfJBN6B (ORCPT ); Wed, 2 Oct 2019 09:58:01 -0400 Received: from mail.kernel.org ([198.145.29.99]:56604 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725917AbfJBN6B (ORCPT ); Wed, 2 Oct 2019 09:58:01 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 1CFF821783; Wed, 2 Oct 2019 13:57:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1570024680; bh=hsQC6o71ybFmccqFc2OdD/0cntqTXO/+R3g0oF5wrIo=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=MP93ep4PEeCoVB8M7Bp6DhF7bZ2t5zKmQvmHd+npc4tzxZwucONmILipwmt/ZYxf3 Yd0F3Qb3YchV5ISjDJ2W2nknpkAr9Vlx7JaIr6ki2QhFIup1CfXaW+QSW25mEbB6HZ 7SwGFZQU1K85uO1scv4oX3rxW60qeuz6fYaSDi64= Date: Wed, 2 Oct 2019 15:57:58 +0200 From: Greg KH To: Jarkko Sakkinen Cc: linux-stabley@vger.kernel.org, Vadim Sukhomlinov , stable@vger.kernel.org, Douglas Anderson , Peter Huewe , Jason Gunthorpe , "open list:TPM DEVICE DRIVER" , open list Subject: Re: [PATCH 3/3] tpm: Fix TPM 1.2 Shutdown sequence to prevent future TPM operations Message-ID: <20191002135758.GA1738718@kroah.com> References: <20191002131445.7793-1-jarkko.sakkinen@linux.intel.com> <20191002131445.7793-4-jarkko.sakkinen@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20191002131445.7793-4-jarkko.sakkinen@linux.intel.com> User-Agent: Mutt/1.12.2 (2019-09-21) Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org On Wed, Oct 02, 2019 at 04:14:44PM +0300, Jarkko Sakkinen wrote: > From: Vadim Sukhomlinov > > commit db4d8cb9c9f2af71c4d087817160d866ed572cc9 upstream > > TPM 2.0 Shutdown involve sending TPM2_Shutdown to TPM chip and disabling > future TPM operations. TPM 1.2 behavior was different, future TPM > operations weren't disabled, causing rare issues. This patch ensures > that future TPM operations are disabled. > > Fixes: d1bd4a792d39 ("tpm: Issue a TPM2_Shutdown for TPM2 devices.") > Cc: stable@vger.kernel.org > Signed-off-by: Vadim Sukhomlinov > [dianders: resolved merge conflicts with mainline] > Signed-off-by: Douglas Anderson > Reviewed-by: Jarkko Sakkinen > Signed-off-by: Jarkko Sakkinen > --- > drivers/char/tpm/tpm-chip.c | 5 +++-- > 1 file changed, 3 insertions(+), 2 deletions(-) What kernel version(s) is this for? thanks, greg k-h