From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752449Ab1KXHrB (ORCPT ); Thu, 24 Nov 2011 02:47:01 -0500 Received: from gate.crashing.org ([63.228.1.57]:50088 "EHLO gate.crashing.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750810Ab1KXHrA convert rfc822-to-8bit (ORCPT ); Thu, 24 Nov 2011 02:47:00 -0500 Subject: Re: Fix for fsl_upm Mime-Version: 1.0 (Apple Message framework v1251.1) Content-Type: text/plain; charset=US-ASCII From: Kumar Gala In-Reply-To: <4EA9683D.8030100@dev.rtsoft.ru> Date: Thu, 24 Nov 2011 01:46:32 -0600 Cc: benh@kernel.crashing.org, paulus@samba.org, Shengzhou.Liu@freescale.com, Shaohui.Xie@freescale.com, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org Content-Transfer-Encoding: 7BIT Message-Id: <0DAA4F0B-0C32-4CF8-9E3A-EFB8B898026E@kernel.crashing.org> References: <4EA9683D.8030100@dev.rtsoft.ru> To: Rusev X-Mailer: Apple Mail (2.1251.1) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Oct 27, 2011, at 9:18 AM, Rusev wrote: > patch is vs. 2.6.39, yet it applied to 3.1 > > > > Fix of UPM driver for Freescale PowerPC processors > > If Freescale LBC driver fails to initialise itself from device tree, > then internal structure is freed only but not NULL-fied. > As result functions fsl_lbc_find() after checking the structure is not NULL are > trying to access device registers. > > Signed-off-by: Alexandre Rusev applied to next - k