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Commit e06bfb9b authored by Meng Wang's avatar Meng Wang Committed by Gerrit - the friendly Code Review server
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ASoC: wcd934x: add null check for soundwire control data 



Soundwire control data is NULL if there is no soundwire slave
device enumerated.
Add null check to avoid panic.

Change-Id: Ief60d69c36c2a9831825f38da2c9a3f6dd5f13dc
CRs-Fixed: 2020293
Signed-off-by: default avatarMeng Wang <mwang@codeaurora.org>
parent 26db1949

sound/soc/codecs/wcd934x/wcd934x.c

+3 −2
Original line number Diff line number Diff line
@@ -9076,6 +9076,7 @@ static int tavil_device_down(struct wcd9xxx *wcd9xxx) 


	codec = (struct snd_soc_codec *)(wcd9xxx->ssr_priv);

	priv = snd_soc_codec_get_drvdata(codec);

	if (priv->swr.ctrl_data)

		swrm_wcd_notify(priv->swr.ctrl_data[0].swr_pdev,

				SWR_DEVICE_DOWN, NULL);

	tavil_dsd_reset(priv->dsd_config);