linux-kernel - Re: [PATCH][next] ALSA: kunit: make read-only array buf

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Message-ID: <20240425232250.GA205425@workstation.local>
Date: Fri, 26 Apr 2024 08:22:50 +0900
From: Takashi Sakamoto <o-takashi@...amocchi.jp>
To: Colin Ian King <colin.i.king@...il.com>
Cc: Ivan Orlov <ivan.orlov0322@...il.com>, Jaroslav Kysela <perex@...ex.cz>,
	Takashi Iwai <tiwai@...e.com>, linux-sound@...r.kernel.org,
	kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH][next] ALSA: kunit: make read-only array buf_samples
 static const

Hi,

On Thu, Apr 25, 2024 at 05:07:54PM +0100, Colin Ian King wrote:
> Don't populate the read-only array buf_samples on the stack at
> run time, instead make it static const.
> 
> Signed-off-by: Colin Ian King <colin.i.king@...il.com>
> ---
>  sound/core/sound_kunit.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/sound/core/sound_kunit.c b/sound/core/sound_kunit.c
> index eb90f62228c0..e34c4317f5eb 100644
> --- a/sound/core/sound_kunit.c
> +++ b/sound/core/sound_kunit.c
> @@ -167,7 +167,7 @@ static void _test_fill_silence(struct kunit *test, struct snd_format_test_data *
>  
>  static void test_format_fill_silence(struct kunit *test)
>  {
> -	u32 buf_samples[] = { 10, 20, 32, 64, 129, SILENCE_BUFFER_MAX_FRAMES };
> +	static const u32 buf_samples[] = { 10, 20, 32, 64, 129, SILENCE_BUFFER_MAX_FRAMES };
>  	u8 *buffer;
>  	u32 i, j;

Reviewed-by: Takashi Sakamoto <o-takashi@...amocchi.jp>

We can see the other similar cases in the kunit file. I'll post the fix
later.


Thanks

Takashi Sakamoto