[PATCH v2 1/2] ASoC: rockchip: Add machine driver for max98090 codec

Mark Brown broonie at kernel.org
Sat Jul 18 02:16:08 PDT 2015


On Sat, Jul 18, 2015 at 01:08:43PM +0800, Xing Zheng wrote:

> +	ret = devm_snd_soc_register_card(&pdev->dev, card);
> +	if (ret) {
> +		dev_err(&pdev->dev,
> +			"Soc register card failed %d\n", ret);
> +		return ret;
> +	}
> +
> +	return ret;
> +}
> +
> +static int snd_rk_mc_remove(struct platform_device *pdev)
> +{
> +	struct snd_soc_card *soc_card = platform_get_drvdata(pdev);
> +
> +	snd_soc_unregister_card(soc_card);

The point with using devm_snd_soc_register_card() is that you don't need
to manually unregister the card - devm_ ensures that the card is freed.
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