Re: [PATCH 2/2] mfd: wm8994-core: Don't use managed regulator bulk get API

[Mark Brown]

On Thu, Sep 15, 2016 at 08:38:44PM +0530, Viresh Kumar wrote:
> On 15-09-16, 15:47, Mark Brown wrote:
> > On Thu, Sep 15, 2016 at 04:47:01PM +0530, Viresh Kumar wrote:

> > > Fix the kernel warnings and crashes by moving away from managed
> > > regulator bulk get API by using regulator_bulk_get() and explicitly
> > > calling regulator_put() for all the supplies in exit paths.

> > Moving away from regulator bulk get to regulator bulk get?

> Moving away from "managed" regulator bulk get to regulator bulk get?
> Isn't this how we call the devm_* APIs as?

That's really unclearly worded (especially since one uses the function
name and the other doesn't).

> > > -	ret = devm_regulator_bulk_get(wm8994->dev, wm8994->num_supplies,
> > > +	ret = regulator_bulk_get(wm8994->dev, wm8994->num_supplies,
> > >  				 wm8994->supplies);

> > > +err_regulator_put:
> > > +	for (i = wm8994->num_supplies - 1; i >= 0; i--)
> > > +		regulator_put(wm8994->supplies[i].consumer);

> > Why are you unwinding regulator_bulk_get() with an open coded
> > regulator_bulk_put()?

> Because there is no regulator_bulk_put(). Should I add it?

I mean regulator_bulk_free() there.

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