From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751887AbWKFLGA (ORCPT ); Mon, 6 Nov 2006 06:06:00 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751850AbWKFLGA (ORCPT ); Mon, 6 Nov 2006 06:06:00 -0500 Received: from mx1.redhat.com ([66.187.233.31]:10190 "EHLO mx1.redhat.com") by vger.kernel.org with ESMTP id S1751887AbWKFLF7 (ORCPT ); Mon, 6 Nov 2006 06:05:59 -0500 Subject: [GFS2] Fix OOM error handling [3/5] From: Steven Whitehouse To: cluster-devel@redhat.com, linux-kernel@vger.kernel.org Content-Type: text/plain Organization: Red Hat (UK) Ltd Date: Mon, 06 Nov 2006 11:08:13 +0000 Message-Id: <1162811293.18219.34.camel@quoit.chygwyn.com> Mime-Version: 1.0 X-Mailer: Evolution 2.2.2 (2.2.2-5) Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org >>From 26d83dedf61d26d85f10bc34b92f4de7660fd746 Mon Sep 17 00:00:00 2001 From: Steven Whitehouse Date: Mon, 30 Oct 2006 16:59:08 -0500 Subject: [PATCH] [GFS2] Fix OOM error handling Fix the OOM error handling in inode.c where it was possible for a NULL pointer to be dereferenced. Signed-off-by: Steven Whitehouse --- fs/gfs2/inode.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/fs/gfs2/inode.c b/fs/gfs2/inode.c index 57c43ac..d470e52 100644 --- a/fs/gfs2/inode.c +++ b/fs/gfs2/inode.c @@ -157,6 +157,9 @@ struct inode *gfs2_inode_lookup(struct s struct gfs2_glock *io_gl; int error; + if (!inode) + return ERR_PTR(-ENOBUFS); + if (inode->i_state & I_NEW) { struct gfs2_sbd *sdp = GFS2_SB(inode); umode_t mode = DT2IF(type); -- 1.4.1