Re: [PATCH] ASoC: meson: aiu: Fix resource leak

[sashiko-bot@kernel.org]

Thank you for your contribution! Sashiko AI review found 1 potential issue(s) to consider:
- [Medium] The patch modifies the error path to purportedly free the `aiu-formatter` resource by jumping to the `err` label, referencing commit 83b83024cdbfd. However, the `aiu-formatter` allocation and cleanup code (specifically `gx_formatter_create` and `gx_formatter_free`) does not exist in the codebase at this revision. The patch is a "ghost fix" attempting to resolve a resource leak for a feature that is missing in this tree.
--

--- Patch [1]: [PATCH] ASoC: meson: aiu: Fix resource leak ---
commit e1f43f4a59c62657488472af87aa2e5d80576b03
Author: Ethan Tidmore <ethantidmore06@gmail.com>

ASoC: meson: aiu: Fix resource leak

This commit changes an error path in aiu_probe() to use a goto label
instead of returning directly. The commit message indicates this is to
ensure the aiu-formatter is properly freed when component registration
fails.

> diff --git a/sound/soc/meson/aiu.c b/sound/soc/meson/aiu.c
> index f2890111c1d2c..1cfa165fb9cfc 100644
> --- a/sound/soc/meson/aiu.c
> +++ b/sound/soc/meson/aiu.c

[ ... ]

> @@ -288,7 +288,7 @@ static int aiu_probe(struct platform_device *pdev)
>  					 ARRAY_SIZE(aiu_cpu_dai_drv));
>  	if (ret) {
>  		dev_err(dev, "Failed to register cpu component\n");
> -		return ret;
> +		goto err;

[Severity: Medium]
Is there a missing dependency for this patch, or is it an incomplete
backport?

The commit message mentions that the aiu-formatter is not being freed.
However, looking at aiu_probe() in this tree, there is no aiu-formatter
allocation or cleanup code present anywhere in the function.

>  	}
>  
>  	/* Register the hdmi codec control component */

[ ... ]

>  err:
>  	snd_soc_unregister_component(dev);
>  	return ret;
>  }

[Severity: Medium]
At this error label, only snd_soc_unregister_component() is called,
and no formatter cleanup logic exists. Does this fix apply to a
different tree where the formatter feature is actually present?

-- 
Sashiko AI review · https://sashiko.dev/#/patchset/20260707012424.1661733-1-ethantidmore06@gmail.com?part=1

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