linux-kernel - Re: [PATCH] iio: adc128s052: Fix the error handling path of 'adc128

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Message-ID: <20210829181431.67a52d36@jic23-huawei>
Date:   Sun, 29 Aug 2021 18:14:31 +0100
From:   Jonathan Cameron <jic23@...nel.org>
To:     Christophe JAILLET <christophe.jaillet@...adoo.fr>
Cc:     Alexandru Ardelean <ardeleanalex@...il.com>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Andy Shevchenko <andy.shevchenko@...il.com>,
        angelo.compagnucci@...il.com,
        linux-iio <linux-iio@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org
Subject: Re: [PATCH] iio: adc128s052: Fix the error handling path of
 'adc128_probe()'

On Tue, 24 Aug 2021 21:45:38 +0200
Christophe JAILLET <christophe.jaillet@...adoo.fr> wrote:

> Le 23/08/2021 à 08:42, Alexandru Ardelean a écrit :
> > On Sat, Aug 21, 2021 at 1:43 PM Christophe JAILLET
> > <christophe.jaillet@...adoo.fr> wrote:  
> >>
> >> A successful 'regulator_enable()' call should be balanced by a
> >> corresponding 'regulator_disable()' call in the error handling path of the
> >> probe, as already done in the remove function.
> >>
> >> Update the error handling path accordingly.  
> > 
> > Good catch.
> > For the fix:
> > 
> > Reviewed-by: Alexandru Ardelean <ardeleanalex@...il.com>

Applied and marked for stable.

Thanks,
> > 
> > If you want, you can also send a conversion to
> > devm_iio_device_register() for this driver.
> > And also move the regulator_disable() on a devm_add_action_or_reset() callback.
> > Maybe, that's already part of your plan. If so, apologies for the noise :)
> >   
> 
> Hi,
> 
> I hadn't planned another step but I can send a follow-up patch for that.
> 
> CJ

Note I'll have to sit on that one until this patch is upstream which will be a few weeks
(perhaps a month) given timing.

Jonathan