diff options
| -rw-r--r-- | sound/pci/hda/hda_codec.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c index aa9cd142c30..3e7cda9c3de 100644 --- a/sound/pci/hda/hda_codec.c +++ b/sound/pci/hda/hda_codec.c @@ -2485,6 +2485,11 @@ int snd_hda_build_pcms(struct hda_bus *bus) struct hda_pcm *cpcm = &codec->pcm_info[pcm]; int type = cpcm->pcm_type; int dev; + + if (!cpcm->stream[0].substreams && + !cpcm->stream[1].substreams) + continue; /* no substreams assigned */ + switch (type) { case HDA_PCM_TYPE_AUDIO: if (num_devs[type] >= ARRAY_SIZE(audio_idx)) { |