Am 28.04.2012 17:16, schrieb Dan Carpenter:
> On Sat, Apr 28, 2012 at 04:57:35PM +0200, walter harms wrote:
>>
>>
>> Am 20.04.2012 15:15, schrieb Dan Carpenter:
>>> "stat" is always zero here. The condition used to be needed, but we
>>> shifted stuff around in 0f0b270f90 "[media] ngene: CXD2099AR Common
>>> Interface driver".
>>>
>>> This doesn't change how the code works, it's just a bit tidier.
>>>
>>> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
>>>
>>> diff --git a/drivers/media/dvb/ngene/ngene-core.c b/drivers/media/dvb/ngene/ngene-core.c
>>> index f129a93..3985738 100644
>>> --- a/drivers/media/dvb/ngene/ngene-core.c
>>> +++ b/drivers/media/dvb/ngene/ngene-core.c
>>> @@ -1409,10 +1409,8 @@ static int ngene_start(struct ngene *dev)
>>> if (stat < 0)
>>> goto fail;
>>>
>>> - if (!stat)
>>> - return stat;
>>> + return 0;
>>>
>>> - /* otherwise error: fall through */
>>> fail:
>>> ngwritel(0, NGENE_INT_ENABLE);
>>> free_irq(dev->pci_dev->irq, dev);
>>
>> it seems more logical to use the positive exit in this case like:
>>
>> if (stat >=0)
>> return 0;
>>
>> instead of jumping over return 0:
>>
>
> I would say it's more readable to handle the error condition as
> a special case instead of handling the normal success case as
> special. It's better to be consistent instead of changing back and
> forth:
>
> if (error condition)
> return ret;
> if (error condition)
> return ret;
> if (success conditi)
> return ret;
> if (error condition)
> return ret;
>
>
i agree but in this special case it looks strange. Would that more
readable ?
if (stat < 0)
{
<errorhandling here>
return stat;
}
return 0:
re,
wh
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