X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?p=pandora-kernel.git;a=blobdiff_plain;f=sound%2Fpci%2Fhda%2Fhda_intel.c;h=1877d95d4aa6725807f4b77690dce7ab2f6c80d0;hp=4e9ea70802701247ef09f6d1a6ce4a68164a216f;hb=c470331e69bd54d11a9ea3c27a0e4ad783d02d6b;hpb=fbe8cddd2d85979d273d7937a2b8a47498694d91

diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index 4e9ea7080270..1877d95d4aa6 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -1454,6 +1454,7 @@ static int azx_pcm_open(struct snd_pcm_substream *substream)
 		mutex_unlock(&chip->open_mutex);
 		return err;
 	}
+	snd_pcm_limit_hw_rates(runtime);
 	spin_lock_irqsave(&chip->reg_lock, flags);
 	azx_dev->substream = substream;
 	azx_dev->running = 0;
@@ -1463,6 +1464,12 @@ static int azx_pcm_open(struct snd_pcm_substream *substream)
 	snd_pcm_set_sync(substream);
 	mutex_unlock(&chip->open_mutex);
 
+	if (snd_BUG_ON(!runtime->hw.channels_min || !runtime->hw.channels_max))
+		return -EINVAL;
+	if (snd_BUG_ON(!runtime->hw.formats))
+		return -EINVAL;
+	if (snd_BUG_ON(!runtime->hw.rates))
+		return -EINVAL;
 	return 0;
 }