Hi Liping,
On Tue, Sep 27, 2016 at 2:05 PM, Liping Zhang <zlpnobody@xxxxxxxxx> wrote:
> Hi Feng,
>
> 2016-09-27 14:00 GMT+08:00 Gao Feng <fgao@xxxxxxxxxx>:
>> Hi Liping,
>>
>>>
>>> This xt_osf_user_finger{} is carefully designed, no padding now, and
>>> will not be changed in the future, otherwise backward compatibility will
>>> be broken.
>>
>> Yes, there is no padding now. So it is ok to use memcmp now.
>> I am afraid the struct would be modified for other requirements.
>
> This is structure was passed by netlink attribute, so modify it will
> break backward compatibility.
Reasonable.
Thanks Liping.
Regards
Feng
>
>>
>> If it is never changed forever, it is ok certainly.
>>
>>>
>>> I don't think this convert is necessary, actually it is a little ugly, and will
>>> increase the maintenance burden.
>>
>> I just want the codes don't depend any implicit rule.
>>
>> It is a tradeoff. If never change, needn't do any convert.
>> If may change, the memcmp is a little dangerous.
>>
>> Regards
>> Feng
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