From: Theodore Tso Subject: Re: [PATCH 0/3] Fix possible NULL pointer dereference in JBD2 Date: Thu, 5 Feb 2009 16:37:44 -0500 Message-ID: <20090205213744.GA9814@mit.edu> References: <1233845582-954-1-git-send-email-jack@suse.cz> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linux-ext4@vger.kernel.org, Andrew Morton , mfasheh@suse.com To: Jan Kara Return-path: Received: from THUNK.ORG ([69.25.196.29]:48579 "EHLO thunker.thunk.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752049AbZBEVhw (ORCPT ); Thu, 5 Feb 2009 16:37:52 -0500 Content-Disposition: inline In-Reply-To: <1233845582-954-1-git-send-email-jack@suse.cz> Sender: linux-ext4-owner@vger.kernel.org List-ID: On Thu, Feb 05, 2009 at 03:52:59PM +0100, Jan Kara wrote: > > the three patches below fix a bug in > jbd2_journal_begin_ordered_truncate() that could possibly lead to > NULL pointer dereference. The question is how to merge the fix as it > changes the prototype of the function and both ext4 and ocfs2 use > it. Mark, Mingming, any suggestions? Jan, how how easy is it to hit this? Do you believe we should try to get this in for 2.6.29? I got some final things to push to Linus so I can also push it via the ext4 tree. I doubt it will conflict with > anything in my tree, either. - Ted