diff options
Diffstat (limited to 'sound/soc/soc-core.c')
| -rw-r--r-- | sound/soc/soc-core.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index d1f7e639d5b1..65537074c053 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -590,14 +590,23 @@ struct snd_soc_component *snd_soc_rtdcom_lookup(struct snd_soc_pcm_runtime *rtd, { struct snd_soc_rtdcom_list *rtdcom; + if (!driver_name) + return NULL; + for_each_rtdcom(rtd, rtdcom) { - if ((rtdcom->component->driver->name == driver_name) || - strcmp(rtdcom->component->driver->name, driver_name) == 0) + const char *component_name = rtdcom->component->driver->name; + + if (!component_name) + continue; + + if ((component_name == driver_name) || + strcmp(component_name, driver_name) == 0) return rtdcom->component; } return NULL; } +EXPORT_SYMBOL_GPL(snd_soc_rtdcom_lookup); struct snd_pcm_substream *snd_soc_get_dai_substream(struct snd_soc_card *card, const char *dai_link, int stream) |