linux-kernel - Re: [PATCH] ASoC: Intel: cirrus-common: Make const array uid

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Message-ID: <cdb6baf9-dd36-39d1-937b-06be09da8242@linux.intel.com>
Date:   Thu, 3 Nov 2022 10:24:46 -0400
From:   Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
To:     Colin Ian King <colin.i.king@...il.com>,
        Cezary Rojewski <cezary.rojewski@...el.com>,
        Liam Girdwood <liam.r.girdwood@...ux.intel.com>,
        Peter Ujfalusi <peter.ujfalusi@...ux.intel.com>,
        Bard Liao <yung-chuan.liao@...ux.intel.com>,
        Ranjani Sridharan <ranjani.sridharan@...ux.intel.com>,
        Kai Vehmanen <kai.vehmanen@...ux.intel.com>,
        Mark Brown <broonie@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>, Brent Lu <brent.lu@...el.com>,
        alsa-devel@...a-project.org
Cc:     kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ASoC: Intel: cirrus-common: Make const array uid_strings
 static

On 11/3/22 8:06 AM, Colin Ian King wrote:
> Don't populate the read-only const array uid_strings on the stack but
> instead make it static. Also makes the object code a little smaller.
> 
> Signed-off-by: Colin Ian King <colin.i.king@...il.com>

Acked-by: Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>

> ---
>   sound/soc/intel/boards/sof_cirrus_common.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/sound/soc/intel/boards/sof_cirrus_common.c b/sound/soc/intel/boards/sof_cirrus_common.c
> index 6e39eda77385..851c516c8f5b 100644
> --- a/sound/soc/intel/boards/sof_cirrus_common.c
> +++ b/sound/soc/intel/boards/sof_cirrus_common.c
> @@ -155,7 +155,7 @@ static const char * const cs35l41_name_prefixes[] = { "WL", "WR", "TL", "TR" };
>    */
>   static int cs35l41_compute_codec_conf(void)
>   {
> -	const char * const uid_strings[] = { "0", "1", "2", "3" };
> +	static const char * const uid_strings[] = { "0", "1", "2", "3" };
>   	unsigned int uid, sz = 0;
>   	struct acpi_device *adev;
>   	struct device *physdev;