DAIs linked to the dummy will not have an associated playback/capture
widget, so we need to skip the update in that case.
Fixes: 078a85f2806f ("ASoC: dapm: Only power up active channels from a DAI")
Reported-by: Krzysztof Kozlowski <krzk@xxxxxxxxxx>
Signed-off-by: Charles Keepax <ckeepax@xxxxxxxxxxxxxxxxxxxxx>
Tested-by: Sylwester Nawrocki <s.nawrocki@xxxxxxxxxxx>
Tested-by: Krzysztof Kozlowski <krzk@xxxxxxxxxx>
---
sound/soc/soc-dapm.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index 5b74dffc9c11d..111a23a9708a2 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -2580,6 +2580,9 @@ static int dapm_update_dai_unlocked(struct snd_pcm_substream *substream,
else
w = dai->capture_widget;
+ if (!w)
+ return 0;
+
dev_dbg(dai->dev, "Update DAI routes for %s %s\n", dai->name,
dir == SNDRV_PCM_STREAM_PLAYBACK ? "playback" : "capture");
--
2.11.0
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