On 2015年07月18日 17:16, Mark Brown wrote:
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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