[dm-devel] dm mirror: fix crash caused by NULL-pointer dereference

[Eric Ren]

Hi Mike,


On 06/26/2017 09:43 PM, Mike Snitzer wrote:
> On Mon, Jun 26 2017 at  7:49am -0400,
> Zdenek Kabelac <zkabelac at redhat.com> wrote:
>
> [...snip...]
> Jon (cc'd) tested it and found that the original issue wasn't
> reproducible.  But that the commit in question was the source of crashes
> (likely due to needing the fix from this thread).
>
> We can revisit for 4.13 -- but I'll defer to Heinz.
>
> Eric, please share your results from testing the latest 4.12-rc7.
Testing on 4.12-rc7 doesn't crash the kernel.

Sorry for the noise, please ignore this patch. It's still a
confusion to me why backporting this fixes has problem.
Will update this thread, if I find something.

Regards,
Eric

>
> Mike
>
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