Re: [PATCH] zram: fix data corruption issue

Nitin Gupta
2011-02-06T05:32:59Z

On 02/06/2011 12:11 AM, Greg KH wrote:
> On Sun, Feb 06, 2011 at 12:03:12AM -0500, Nitin Gupta wrote:
>> On 02/06/2011 12:00 AM, Greg KH wrote:
>>> On Sat, Feb 05, 2011 at 08:34:20PM -0500, Nitin Gupta wrote:
>>>> In zram_read() and zram_write() we were not incrementing the
>>>> index number and thus were reading/writing values from/to
>>>> incorrect sectors on zram disk, resulting in data corruption.
>>>
>>> Is this something that needs to go into .38 or can it wait until .39?
>>>
>>
>>
>> This really needs to get into .38 or users will see random data
>> corruption on zram devices.
>
> Ok, I'll queue it up for there. What about .37 and/or .36?
>

The same problem exists on .37 and .36. I just checked that the same
patch applies cleanly to both these version so may be included in their
respective maintenance releases.

Thanks,
Nitin