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ASoC: soc-core: tidyup for snd_soc_dapm_add_routes() 

snd_soc_dapm_add_routes() registers routes by using
for(... i < num; ...). If routes was NULL, num should be zero.
Thus, we don't need to check about route pointer.
This patch also cares missing return value.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/87d0hhahon.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Kuninori Morimoto 2019-08-07 10:31:03 +09:00 committed by Mark Brown
parent e6d7020c29
commit daa480bde6
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1 changed files with 13 additions and 10 deletions
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23
sound/soc/soc-core.c
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@ -1310,10 +1310,11 @@ static int soc_probe_component(struct snd_soc_card *card,
if (ret < 0)
goto err_probe;
if (component->driver->dapm_routes)
snd_soc_dapm_add_routes(dapm,
component->driver->dapm_routes,
component->driver->num_dapm_routes);
ret = snd_soc_dapm_add_routes(dapm,
component->driver->dapm_routes,
component->driver->num_dapm_routes);
if (ret < 0)
goto err_probe;
list_add(&dapm->list, &card->dapm_list);
/* see for_each_card_components */
@ -2061,13 +2062,15 @@ static int snd_soc_instantiate_card(struct snd_soc_card *card)
snd_soc_add_card_controls(card, card->controls,
card->num_controls);
if (card->dapm_routes)
snd_soc_dapm_add_routes(&card->dapm, card->dapm_routes,
card->num_dapm_routes);
ret = snd_soc_dapm_add_routes(&card->dapm, card->dapm_routes,
card->num_dapm_routes);
if (ret < 0)
goto probe_end;
if (card->of_dapm_routes)
snd_soc_dapm_add_routes(&card->dapm, card->of_dapm_routes,
card->num_of_dapm_routes);
ret = snd_soc_dapm_add_routes(&card->dapm, card->of_dapm_routes,
card->num_of_dapm_routes);
if (ret < 0)
goto probe_end;
/* try to set some sane longname if DMI is available */
snd_soc_set_dmi_name(card, NULL);