linux-kernel - Re: [PATCH V3 05/12] ASoC: amd: add ACP5x PCM platform driver

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <f476dc4a-8185-77fd-d469-728aebdc6f65@linux.intel.com>
Date:   Mon, 19 Jul 2021 13:09:12 -0500
From:   Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
To:     Vijendar Mukunda <vijendar.mukunda@....com>, broonie@...nel.org,
        alsa-devel@...a-project.org
Cc:     Sunil-kumar.Dommati@....com,
        open list <linux-kernel@...r.kernel.org>,
        Takashi Iwai <tiwai@...e.com>,
        Liam Girdwood <lgirdwood@...il.com>, Alexander.Deucher@....com,
        krisman@...labora.com
Subject: Re: [PATCH V3 05/12] ASoC: amd: add ACP5x PCM platform driver


> +static int acp5x_audio_probe(struct platform_device *pdev)
> +{
> +	struct resource *res;
> +	struct i2s_dev_data *adata;
> +	int status;
> +
> +	if (!pdev->dev.platform_data) {
> +		dev_err(&pdev->dev, "platform_data not retrieved\n");
> +		return -ENODEV;
> +	}
> +	irqflags = *((unsigned int *)(pdev->dev.platform_data));
> +
> +	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> +	if (!res) {
> +		dev_err(&pdev->dev, "IORESOURCE_MEM FAILED\n");
> +			return -ENODEV;
> +	}
> +
> +	adata = devm_kzalloc(&pdev->dev, sizeof(*adata), GFP_KERNEL);
> +	if (!adata)
> +		return -ENOMEM;
> +
> +	adata->acp5x_base = devm_ioremap(&pdev->dev, res->start,
> +					 resource_size(res));
> +	if (!adata->acp5x_base)
> +		return -ENOMEM;
> +	dev_set_drvdata(&pdev->dev, adata);
> +	status = devm_snd_soc_register_component(&pdev->dev,
> +						 &acp5x_i2s_component,
> +						 NULL, 0);
> +	if (status) {
> +		dev_err(&pdev->dev, "Fail to register acp i2s component\n");
> +		return -ENODEV;

Unclear why you need to change the error code explicitly to -ENODEV?

return status?


> +	}
> +	return 0;
> +}
> +