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Re: [PATCH v4 1/4] Input: cyttsp - use devres managed resource allocations

From Dmitry Torokhov <dmitry.torokhov@gmail.com>
Newsgroups linux.kernel
Subject Re: [PATCH v4 1/4] Input: cyttsp - use devres managed resource allocations
Date 2016-01-21 20:30 +0100
Message-ID <qTt5F-1hZ-41@gated-at.bofh.it> (permalink)
References <qTt5E-1hZ-7@gated-at.bofh.it> <qTt5F-1hZ-27@gated-at.bofh.it>
Organization linux.* mail to news gateway

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Hi Oreste,

On Thu, Jan 21, 2016 at 08:21:13PM +0100, Oreste Salerno wrote:
> Use devm_() functions for allocating memory, input device and IRQ.
> 

...

> @@ -625,11 +620,8 @@ EXPORT_SYMBOL_GPL(cyttsp_probe);
>  
>  void cyttsp_remove(struct cyttsp *ts)
>  {
> -	free_irq(ts->irq, ts);
> -	input_unregister_device(ts->input);
>  	if (ts->pdata->exit)
>  		ts->pdata->exit();
> -	kfree(ts);

This is not quite correct as it changes the operations order... Given
that it is going to be removed in the next patch I guess it is OK, but
ideally you can add a custom devm action to shut off the chip.

Thanks.

-- 
Dmitry

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Thread

[PATCH v4 1/4] Input: cyttsp - use devres managed resource allocations Oreste Salerno <oreste.salerno@tomtom.com> - 2016-01-21 20:30 +0100
  Re: [PATCH v4 1/4] Input: cyttsp - use devres managed resource  allocations Dmitry Torokhov <dmitry.torokhov@gmail.com> - 2016-01-21 20:30 +0100
    Re: [PATCH v4 1/4] Input: cyttsp - use devres managed resource  allocations Oreste Salerno <oreste.salerno@tomtom.com> - 2016-01-21 21:30 +0100
      Re: [PATCH v4 1/4] Input: cyttsp - use devres managed resource  allocations Dmitry Torokhov <dmitry.torokhov@gmail.com> - 2016-01-21 22:40 +0100

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