Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753006AbbGMVJn (ORCPT ); Mon, 13 Jul 2015 17:09:43 -0400 Received: from mout.gmx.net ([212.227.17.21]:62857 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751880AbbGMVJm (ORCPT ); Mon, 13 Jul 2015 17:09:42 -0400 From: Peter =?iso-8859-15?q?H=FCwe?= To: Jarkko Sakkinen Subject: Re: [PATCH] tpm, tpm_crb: fail when TPM2 ACPI table contents look corrupted Date: Mon, 13 Jul 2015 23:11:35 +0200 User-Agent: KMail/1.13.7 (Linux/4.1.0-rc8-dirty; KDE/4.14.8; x86_64; ; ) Cc: tpmdd-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org, Marcel Selhorst , Jason Gunthorpe References: <1435155295-16934-1-git-send-email-jarkko.sakkinen@linux.intel.com> In-Reply-To: <1435155295-16934-1-git-send-email-jarkko.sakkinen@linux.intel.com> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-15" Content-Transfer-Encoding: 7bit Message-Id: <201507132311.35700.PeterHuewe@gmx.de> X-Provags-ID: V03:K0:g3zgdqBYgdo7veorbePAcy/TrIZ6J8TZ0RdAVUWohogWMnTb7G1 kyczE7QBp6PFK9xfi55mK8GxjW2gYPMFwvx7Z8yg0am/1zvIATjo1VK/Q2nOO+VzafbLLUQ uXTYSB/ko188XAA6Xg3QBbrwjtzsLH3Ee2lXGl5L8to5QT304Wp+OPkm2sEhP4fX4JOIWpG QhOM2tOweHlNyiq7HoTEA== X-UI-Out-Filterresults: notjunk:1;V01:K0:vvqNmvF/IRA=:LRN4jIuzQjYcWDZGIslPD3 U04uWZTCWOolxEq/JxvQrW/UwZ8Ac9jalo98L91zzsSNhK2qDFDen3paZsjvYiayfyFIQTZUv mCgR9Z2X0meV7Z9dGEMy9g0AcWERwElLI8eZOJvI+U5RRwhsb6KcWYJtaKz1V+1D0+UuY1MmJ bMX6rcn8Kmmj+MFW+oAHWNaO19PSRLkpCz6uU3B7qWjj7eqETF4Qjpjes6rsCJ2zGZO7Hrexn uEKqm5WI+FYIsBRpfdzX5rNmgH2It5BrNilNRKGlkalGxPVSFL7V52U5Bik/ImVfcTHdFAKEi 2uSJUrFvC3HHqX0hPzoBtwBaBeFY8TrTc7Mm9ZL+Ut3GZ1gvhVZrT7zuF+BGK1EfIqFm4Tmuf KSwnEbylEKyID7pPANyeNc8FEoze5jNjvkd8DnM54lerIUpbUjKX2HMR/lgJjkUwtjaKbxnbr Yyv+PH3shJ+rWJbQkngRkzEhju0n8YgLhOuv6xS6n6DW7i2qrezsrJUuGCJ1rwyyqUgJGvbVw 0vTULW9FSJzZL6aPHlZnQ61rZFryQdlaZotPijDRekFyLSmrFoMN0BV94TzypEUOeaA3S0chn zMXsLxPHqwzdPbG888u0q3LhMiaBLPwBglqpyUo+DadP9OrxHJqaHFfWB48cDkpoKaKtbsvuO UTGGf7+J6sjrMMAJ0Ud2bn1r9jrYu4Q/dav715ZBRRkZd1itusWUKjEqNpDkZpQbLnAc= Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 662 Lines: 17 Am Mittwoch, 24. Juni 2015, 16:14:55 schrieb Jarkko Sakkinen: > At least some versions of AMI BIOS have corrupted contents in the TPM2 > ACPI table and namely the physical address of the control area is set to > zero. > > This patch changes the driver to fail gracefully when we observe a zero > address instead of continuing to ioremap. Reviewed-by: Peter Huewe Thanks for fixing this. Peter -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/