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From: Li Zefan <lizefan@huawei.com>
To: Ming Lei <ming.lei@canonical.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	<linux-kernel@vger.kernel.org>, <stable@vger.kernel.org>
Subject: Re: [PATCH 1/2] sysfs: fix race between readdir and lseek
Date: Thu, 21 Mar 2013 11:28:50 +0800	[thread overview]
Message-ID: <514A7E72.2090200@huawei.com> (raw)
In-Reply-To: <CACVXFVN7urpLM+Q-3o9=hYQLM=544WTXh+BnSo9fBM+d07oapQ@mail.gmail.com>

On 2013/3/21 11:17, Ming Lei wrote:
> On Thu, Mar 21, 2013 at 10:41 AM, Li Zefan <lizefan@huawei.com> wrote:
>>
>> In fact the same race exists between readdir() and read()/write()...
> 
> Fortunately, no read()/write() are implemented on sysfs directory, :-)
> 

That's irrelevant...

See my report:

https://patchwork.kernel.org/patch/2160771/


  reply	other threads:[~2013-03-21  3:31 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-03-20 15:25 [PATCH 0/2] sysfs: fix use after free in sysfs_readdir() Ming Lei
2013-03-20 15:25 ` [PATCH 1/2] sysfs: fix race between readdir and lseek Ming Lei
2013-03-21  2:41   ` Li Zefan
2013-03-21  3:17     ` Ming Lei
2013-03-21  3:28       ` Li Zefan [this message]
2013-03-21  4:48         ` Ming Lei
2013-03-22  5:48           ` Li Zefan
2013-03-22  9:31             ` Ming Lei
2013-03-26  7:30               ` Li Zefan
2013-03-26  8:45                 ` Ming Lei
2013-03-26 14:03                   ` Ming Lei
2013-03-26 15:59                     ` Ming Lei
2013-03-20 15:25 ` [PATCH 2/2] sysfs: handle failure path correctly for readdir() Ming Lei
2013-03-20 16:26   ` Shuah Khan

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