Unverified Commit cf17a5ff authored Feb 06, 2019 by Charles Keepax Committed by Mark Brown Feb 06, 2019

ASoC: dapm: Check for NULL widget in dapm_update_dai_unlocked



DAIs linked to the dummy will not have an associated playback/capture
widget, so we need to skip the update in that case.

Fixes: 078a85f2 ("ASoC: dapm: Only power up active channels from a DAI")
Reported-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Tested-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Tested-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Mark Brown <broonie@kernel.org>

parent 0f747bb2

sound/soc/soc-dapm.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -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");