On Fri, Sep 11, 2015 at 6:38 PM, Jesse Gross <je...@nicira.com> wrote:
> Masks were added to OVS flows in a way that was backwards compatible
> with userspace programs that did not generate masks. As a result, it is
> possible that we may receive flows that do not have a mask and we need
> to synthesize one.
>
> Generating a mask requires iterating over attributes and descending into
> nested attributes. For each level we need to know the size to generate the
> correct mask. We do this with a linked table of attribute types.
>
> Although the logic to handle these nested attributes was there in concept,
> there are a number of bugs in practice. Examples include incomplete links
> between tables, variable length attributes being treated as nested and
> missing sanity checks.
>
> Signed-off-by: Jesse Gross <je...@nicira.com>

Thanks for the fix.
Acked-by: Pravin B Shelar <pshe...@nicira.com>
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