Re: [PATCH 2/8] power_supply: sysfs: Use power_supply_*() API for accessing function attrs

From: Pavel Machek
Date: Wed Oct 15 2014 - 08:19:35 EST



> > > @@ -76,7 +76,7 @@ static ssize_t power_supply_show_property(struct device *dev,
> > > if (off == POWER_SUPPLY_PROP_TYPE) {
> > > value.intval = psy->type;
> > > } else {
> > > - ret = psy->get_property(psy, off, &value);
> > > + ret = power_supply_get_property(psy, off, &value);
> > >
> >
> > One thing.. Your power_supply_get_property (and friends) check for psy
> > == NULL. Is it neccessary / good idea? As far as I can tell, it should
> > not really be NULL...
>
> It is not necessary. I thought it would be a good behavior of such
> exported function. You're right that this shouldn't be NULL especially
> because previously it was dereferenced.
>
> Other existing power supply exported functions don't check this so maybe
> I shouldn't introduce inconsistency.
>
> I'll remove the check and re-spin. I'll found ugly typos in commit
> message anyway.

Thanks!
Pavel
--
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