On 21.10.2015 22:14, Matthew R. Ochs wrote:
> The workq can process work in parallel with a remove event, leading
> to a condition where the workq handler can access freed memory.
>
> To remedy, the workq should be terminated prior to freeing memory. Move
> the termination call earlier in remove and use cancel_work_sync() instead
> of flush_work() as there is not a need to process any scheduled work when
> shutting down.
>
> Signed-off-by: Matthew R. Ochs <mro...@linux.vnet.ibm.com>
> Signed-off-by: Manoj N. Kumar <ma...@linux.vnet.ibm.com>
> Reviewed-by: Brian King <brk...@linux.vnet.ibm.com>

Reviewed-by: Tomas Henzl <the...@redhat.com>

Tomas

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