diff options
Diffstat (limited to 'sound/soc/soc-core.c')
| -rw-r--r-- | sound/soc/soc-core.c | 32 |
1 files changed, 23 insertions, 9 deletions
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index 2c32061af154..bf7ca32ab31f 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -4357,6 +4357,26 @@ int snd_soc_of_get_dai_name(struct device_node *of_node, EXPORT_SYMBOL_GPL(snd_soc_of_get_dai_name); /* + * snd_soc_of_put_dai_link_codecs - Dereference device nodes in the codecs array + * @dai_link: DAI link + * + * Dereference device nodes acquired by snd_soc_of_get_dai_link_codecs(). + */ +void snd_soc_of_put_dai_link_codecs(struct snd_soc_dai_link *dai_link) +{ + struct snd_soc_dai_link_component *component = dai_link->codecs; + int index; + + for (index = 0; index < dai_link->num_codecs; index++, component++) { + if (!component->of_node) + break; + of_node_put(component->of_node); + component->of_node = NULL; + } +} +EXPORT_SYMBOL_GPL(snd_soc_of_put_dai_link_codecs); + +/* * snd_soc_of_get_dai_link_codecs - Parse a list of CODECs in the devicetree * @dev: Card device * @of_node: Device node @@ -4365,7 +4385,8 @@ EXPORT_SYMBOL_GPL(snd_soc_of_get_dai_name); * Builds an array of CODEC DAI components from the DAI link property * 'sound-dai'. * The array is set in the DAI link and the number of DAIs is set accordingly. - * The device nodes in the array (of_node) must be dereferenced by the caller. + * The device nodes in the array (of_node) must be dereferenced by calling + * snd_soc_of_put_dai_link_codecs() on @dai_link. * * Returns 0 for success */ @@ -4413,14 +4434,7 @@ int snd_soc_of_get_dai_link_codecs(struct device *dev, } return 0; err: - for (index = 0, component = dai_link->codecs; - index < dai_link->num_codecs; - index++, component++) { - if (!component->of_node) - break; - of_node_put(component->of_node); - component->of_node = NULL; - } + snd_soc_of_put_dai_link_codecs(dai_link); dai_link->codecs = NULL; dai_link->num_codecs = 0; return ret; |