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SubjectRe: [PATCH] gpiolib: devres: shrink devm_gpiochip_add_data_with_key()
On Wed, Nov 11, 2020 at 5:02 PM Andy Shevchenko
<andy.shevchenko@gmail.com> wrote:
>
> On Tue, Nov 10, 2020 at 11:42 AM Bartosz Golaszewski <brgl@bgdev.pl> wrote:
> >
> > From: Bartosz Golaszewski <bgolaszewski@baylibre.com>
> >
> > If all we want to manage is a single pointer, there's no need to
> > manually allocate and add a new devres. We can simply use
> > devm_add_action_or_reset() and shrink the code by a good bit.
>
> Yes, it is possible to convert all one-function-based devm_*()
> wrappers to use this approach.
>
> The problem is, it will call the release() function on error which is
> new (and probably undesired) behaviour.
> I suppose you meant devm_add_action() here.

Ah, now it seems I got it. You need to release the chip in case if
devm_add_action() fail.
Dunno if devm_add_action() can somehow change the logic to be clearer here...

--
With Best Regards,
Andy Shevchenko

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