From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755925AbYIJWXU (ORCPT ); Wed, 10 Sep 2008 18:23:20 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751846AbYIJWXK (ORCPT ); Wed, 10 Sep 2008 18:23:10 -0400 Received: from gprs189-60.eurotel.cz ([160.218.189.60]:36042 "EHLO gprs189-60.eurotel.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751126AbYIJWXJ (ORCPT ); Wed, 10 Sep 2008 18:23:09 -0400 Date: Wed, 10 Sep 2008 16:11:51 +0200 From: Pavel Machek To: kernel list , Andrew Morton , ACPI mailing list Cc: ak@linux.intel.com, hare@suse.de Subject: catch calls of acpi_driver_data on pointer of wrong type Message-ID: <20080910141151.GA13669@elf.ucw.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Warning: Reading this can be dangerous to your mental health. User-Agent: Mutt/1.5.17 (2007-11-01) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Catch attempts to use of acpi_driver_data on pointers of wrong type. Signed-off-by: Pavel Machek Cc: Hannes Reinecke --- commit 76c9074075cd9208cf386f37ebd932a00557643a tree 02589a15c23f430c7728560e4ba51077d41a6eff parent d4a51ebfa2ffc3320d7eab269dc1ca84e86719f5 author Pavel Wed, 10 Sep 2008 16:10:28 +0200 committer Pavel Wed, 10 Sep 2008 16:10:28 +0200 include/acpi/acpi_bus.h | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h index a5ac0bc..641656e 100644 --- a/include/acpi/acpi_bus.h +++ b/include/acpi/acpi_bus.h @@ -300,7 +300,7 @@ struct acpi_device { enum acpi_bus_removal_type removal_type; /* indicate for different removal type */ }; -#define acpi_driver_data(d) ((d)->driver_data) +#define acpi_driver_data(d) ((void) (d == (struct acpi_device *) 0), d)->driver_data #define to_acpi_device(d) container_of(d, struct acpi_device, dev) #define to_acpi_driver(d) container_of(d, struct acpi_driver, drv) -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html