Merge branch 'for-5.5' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie...

[linux-2.6-microblaze.git] / sound / soc / sof / intel / hda-dai.c

diff --git a/sound/soc/sof/intel/hda-dai.c b/sound/soc/sof/intel/hda-dai.c
index 638812a..313611d 100644 (file)
--- a/sound/soc/sof/intel/hda-dai.c
+++ b/sound/soc/sof/intel/hda-dai.c
@@ -217,6 +217,8 @@ static int hda_link_hw_params(struct snd_pcm_substream *substream,
                link_dev = hda_link_stream_assign(bus, substream);
                if (!link_dev)
                        return -EBUSY;
+
+               snd_soc_dai_set_dma_data(dai, substream, (void *)link_dev);
        }
 
        stream_tag = hdac_stream(link_dev)->stream_tag;
@@ -229,8 +231,6 @@ static int hda_link_hw_params(struct snd_pcm_substream *substream,
        if (ret < 0)
                return ret;
 
-       snd_soc_dai_set_dma_data(dai, substream, (void *)link_dev);
-
        link = snd_hdac_ext_bus_get_link(bus, codec_dai->component->name);
        if (!link)
                return -EINVAL;
@@ -362,6 +362,13 @@ static int hda_link_hw_free(struct snd_pcm_substream *substream,
        bus = hstream->bus;
        rtd = snd_pcm_substream_chip(substream);
        link_dev = snd_soc_dai_get_dma_data(dai, substream);
+
+       if (!link_dev) {
+               dev_dbg(dai->dev,
+                       "%s: link_dev is not assigned\n", __func__);
+               return -EINVAL;
+       }
+
        hda_stream = hstream_to_sof_hda_stream(link_dev);
 
        /* free the link DMA channel in the FW */