linux-kernel - Re: [PATCH] cgroup: cgroup_rm_files() was calling simple

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <4FF3D757.9060905@huawei.com>
Date:	Wed, 4 Jul 2012 13:40:39 +0800
From:	Li Zefan <lizefan@...wei.com>
To:	Tejun Heo <tj@...nel.org>
CC:	Al Viro <viro@...IV.linux.org.uk>, shyju pv <shyju.pv@...wei.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"cgroups@...r.kernel.org" <cgroups@...r.kernel.org>,
	Sanil kumar <sanil.kumar@...wei.com>,
	Masanari Iida <standby24x7@...il.com>
Subject: Re: [PATCH] cgroup: cgroup_rm_files() was calling simple_unlink()
 with the wrong inode

Tejun Heo wrote:

>>>From 6da2689412c78b97716ec524cc30baf7b46508cd Mon Sep 17 00:00:00 2001
> From: Tejun Heo <tj@...nel.org>
> Date: Tue, 3 Jul 2012 10:32:26 -0700
> 
> While refactoring cgroup file removal path, 05ef1d7c4a "cgroup:
> introduce struct cfent" incorrectly changed the @dir argument of
> simple_unlink() to the inode of the file being deleted instead of that
> of the containing directory.
> 
> The effect of this bug is minor - ctime and mtime of the parent
> weren't properly updated on file deletion.
> 
> Fix it by using @cgrp->dentry->d_inode instead.
> 
> Signed-off-by: Tejun Heo <tj@...nel.org>
> Reported-by: Al Viro <viro@...IV.linux.org.uk>


Acked-By: Li Zefan <lizefan@...wei.com>
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/