Re: [PATCH] selftests/alsa: make dump_config_tree() as void function

[John Hubbard <jhubbard@nvidia.com>]

On 5/6/24 12:54 AM, Jaroslav Kysela wrote:
> dump_config_tree() is declared to return an int, but the compiler cannot
> prove that it always returns any value at all. This leads to a clang
> warning, when building via:
> 
>      make LLVM=1 -C tools/testing/selftests
> 
> Suggested-by: John Hubbard <jhubbard@nvidia.com>
> Cc: Mark Brown <broonie@kernel.org>
> Signed-off-by: Jaroslav Kysela <perex@perex.cz>
> ---
>   tools/testing/selftests/alsa/conf.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/tools/testing/selftests/alsa/conf.c b/tools/testing/selftests/alsa/conf.c
> index 89e3656a042d..e2b3a5810f47 100644
> --- a/tools/testing/selftests/alsa/conf.c
> +++ b/tools/testing/selftests/alsa/conf.c
> @@ -105,7 +105,7 @@ static struct card_cfg_data *conf_data_by_card(int card, bool msg)
>   	return NULL;
>   }
>   
> -static int dump_config_tree(snd_config_t *top)
> +static void dump_config_tree(snd_config_t *top)

OK, looks good. :)

>   {
>   	snd_output_t *out;
>   	int err;

thanks,
-- 
John Hubbard
NVIDIA