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selftests/alsa: make dump_config_tree() as void function

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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>
Reviewed-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/20240506075419.301780-1-perex@perex.cz
This commit is contained in:
Jaroslav Kysela 2024-05-06 09:54:19 +02:00 committed by Takashi Iwai
parent 5e7488cdeb
commit b9112b1795
1 changed files with 1 additions and 1 deletions
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tools/testing/selftests/alsa/conf.c
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@ -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)
{
snd_output_t *out;
int err;