Re: [PATCH][RESEND] staging: zram: fix invalid memory referencesduring disk write

From: Nitin Gupta
Date: Tue Jan 08 2013 - 17:00:22 EST


On Fri, Jan 4, 2013 at 12:25 PM, Nitin Gupta <ngupta@xxxxxxxxxx> wrote:
> On Wed, Jan 2, 2013 at 8:53 AM, Nitin Gupta <ngupta@xxxxxxxxxx> wrote:
>> Fixes a bug introduced by commit c8f2f0db1 ("zram: Fix handling
>> of incompressible pages") which caused invalid memory references
>> during disk write. Invalid references could occur in two cases:
>> - Incoming data expands on compression: In this case, reference was
>> made to kunmap()'ed bio page.
>> - Partial (non PAGE_SIZE) write with incompressible data: In this
>> case, reference was made to a kfree()'ed buffer.
>>
>> Fixes bug 50081:
>> https://bugzilla.kernel.org/show_bug.cgi?id=50081
>>
>
> Greg: can you please add this to staging? It fixes an important issue
> and is tested by many users.
>


It's still not in staging. Any reason why you want to accept this patch?
Of course, this is the last reminder, won't bother you again.

Thanks,
Nitin
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/