Re: [PATCH] Asoc: au1x: Use devm_snd_soc_register_component()

On Tue, Mar 01, 2022 at 05:23:22PM +0800, Zhen Ni wrote:

+++ b/sound/soc/au1x/psc-ac97.c @@ -411,7 +411,7 @@ static int au1xpsc_ac97_drvprobe(struct platform_device *pdev) if (ret) return ret;

• ret = snd_soc_register_component(&pdev->dev, &au1xpsc_ac97_component,

• ret = devm_snd_soc_register_component(&pdev->dev, &au1xpsc_ac97_component, &wd->dai_drv, 1); if (ret) return ret;

--

This introduces a double free since there is a remove() function which calls snd_soc_unregister_component().