Re: [PATCH 2/2] iio: ti_am335x_adc: Add continuous sampling support

[Dmitry Torokhov]

Hi Zubair,

On Tue, Sep 17, 2013 at 09:44:07AM +0500, Zubair Lutfullah wrote:
> +
> +	ret = devm_request_threaded_irq(indio_dev->dev.parent,
> +				irq,
> +				pollfunc_th, pollfunc_bh,
> +				flags, indio_dev->name,
> +				indio_dev);
> +	if (ret)
> +		goto error_kfifo_free;
> +
> +	indio_dev->setup_ops = setup_ops;
> +	indio_dev->modes |= INDIO_BUFFER_HARDWARE;
> +
> +	ret = iio_buffer_register(indio_dev,
> +				  indio_dev->channels,
> +				  indio_dev->num_channels);
> +	if (ret)
> +		goto error_free_irq;
> +
> +	return 0;
> +
> +error_free_irq:
> +	devm_free_irq(indio_dev->dev.parent, irq, indio_dev);

What is the point of using devm_* here if you are doing explicit
management of the resource anyway (you explicitly release it in all code
paths)?

Thanks.

-- 
Dmitry
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