On 2014/2/6 4:40, Thomas Gleixner wrote:
> Yijing,
>
> On Thu, 23 Jan 2014, David Laight wrote:
>
>> From: Linuxppc-dev Tony Prisk
>>> On 23/01/14 20:12, Yijing Wang wrote:
>>>> Currently, clocksource_register() and __clocksource_register_scale()
>>>> functions always return 0, it's pointless, make functions void.
>>>> And remove the dead code that check the clocksource_register_hz()
>>>> return value.
>>> ......
>>>> -static inline int clocksource_register_hz(struct clocksource *cs, u32 hz)
>>>> +static inline void clocksource_register_hz(struct clocksource *cs, u32 hz)
>>>> {
>>>> return __clocksource_register_scale(cs, 1, hz);
>>>> }
>>>
>>> This doesn't make sense - you are still returning a value on a function
>>> declared void, and the return is now from a function that doesn't return
>>> anything either ?!?!
>>> Doesn't this throw a compile-time warning??
>>
>> It depends on the compiler.
>> Recent gcc allow it.
>> I don't know if it is actually valid C though.
>>
>> There is no excuse for it on lines like the above though.
>
> Can you please resend with that fixed against 3.14-rc1 ?
OK, I will resend later.
Thanks!
Yijing.
>
> .
>
--
Thanks!
Yijing
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