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-rw-r--r--sound/soc/soc-core.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index e16220600e51..1b5b51952718 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -614,6 +614,8 @@ struct snd_pcm_substream *snd_soc_get_dai_substream(struct snd_soc_card *card,
}
EXPORT_SYMBOL_GPL(snd_soc_get_dai_substream);
+static const struct snd_soc_ops null_snd_soc_ops;
+
static struct snd_soc_pcm_runtime *soc_new_pcm_runtime(
struct snd_soc_card *card, struct snd_soc_dai_link *dai_link)
{
@@ -626,6 +628,9 @@ static struct snd_soc_pcm_runtime *soc_new_pcm_runtime(
INIT_LIST_HEAD(&rtd->component_list);
rtd->card = card;
rtd->dai_link = dai_link;
+ if (!rtd->dai_link->ops)
+ rtd->dai_link->ops = &null_snd_soc_ops;
+
rtd->codec_dais = kzalloc(sizeof(struct snd_soc_dai *) *
dai_link->num_codecs,
GFP_KERNEL);
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