On 01/18/2012 03:30 PM, Li Wang wrote:
> Hi,
>    There is an infinite loop bug in eCryptfs, to make it present,
> just truncate to generate a huge file (>= 4G) on a 32-bit machine
> under the plain text foleder mounted with eCryptfs, a simple command
> 'truncate -s 4G dummy' is enough. Note: 4GB is smaller than 4G,
> therefore the following command 'truncate -s 4GB dummy' will not trigger this bug.
> The bug comes from a data overflow, the patch below fixes it.
>
>

Hi,

Your patch is not correctly generated, you need to make the diff on top 
of the source tree.

Also, after reviewing the code, I think there are more places need to 
fix. Can you try my patch below?

Thanks.

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Signed-off-by: WANG Cong <xiyou.wangcong@gmail.com>