[PATCH] power: supply: mt6370: Fix missing error code in mt6370_chg_toggle_cfo()

[AngeloGioacchino Del Regno]

Il 08/09/23 04:19, ChiaEn Wu ha scritto:
> On Thu, Sep 07, 2023 at 02:08:17PM +0300, Dan Carpenter wrote:
> 
> [...]
> 
>>>> diff --git a/drivers/power/supply/mt6370-charger.c b/drivers/power/supply/mt6370-charger.c
>>>> index f27dae5043f5..a9641bd3d8cf 100644
>>>> --- a/drivers/power/supply/mt6370-charger.c
>>>> +++ b/drivers/power/supply/mt6370-charger.c
>>>> @@ -324,7 +324,7 @@ static int mt6370_chg_toggle_cfo(struct mt6370_priv *priv)
>>>>    	if (fl_strobe) {
>>>>    		dev_err(priv->dev, "Flash led is still in strobe mode\n");
>>>> -		return ret;
>>>> +		return -EINVAL;
>>>
>>> I think that returning 0 here was intentional, but I agree on a return ret
>>> here being both confusing and wrong.
>>
>> If it's a success path then probably we should remove the dev_err().
>>
> 
> Hi all,
> Sorry for the late reply!
> 
> I agree with the first half of Angelo's statement, I did make the
> mistake on this 'return ret'.
> What I was trying to say is that you should not to toggle cfo function
> when the FLED of MT6370 is still in "strobe mode".
> 
> Therefore, I think the change of Harshit's patch is correct.
> It should be 'return -EINVAL' or 'return -EPERM' here.
> 
> Thanks!
> 
> 
> Reviewed-by: ChiaEn Wu <chiaen_wu at richtek.com>
> 
> 
> Best regards,
> ChiaEn Wu

Cool. In that case:

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno at collabora.com>