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Commit e7c80e2a authored by Liam Girdwood's avatar Liam Girdwood Committed by Mark Brown
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ASoC: dapm - Fix check for codec context in dapm_power_widgets(). 



Fixes a NULL pointer dereference in dapm_power_widgets() if the dapm context
has no codec.

Signed-off-by: default avatarLiam Girdwood <lrg@ti.com>
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent f7cb8a4b

sound/soc/soc-dapm.c

+1 −1
Original line number Original line Diff line number Diff line
@@ -1426,7 +1426,7 @@ static int dapm_power_widgets(struct snd_soc_dapm_context *dapm, int event) 
			dapm->target_bias_level = SND_SOC_BIAS_ON;

			dapm->target_bias_level = SND_SOC_BIAS_ON;

			break;

			break;

		case SND_SOC_DAPM_STREAM_STOP:

		case SND_SOC_DAPM_STREAM_STOP:

			if (dapm->codec->active)

			if (dapm->codec && dapm->codec->active)

				dapm->target_bias_level = SND_SOC_BIAS_ON;

				dapm->target_bias_level = SND_SOC_BIAS_ON;

			else

			else

				dapm->target_bias_level = SND_SOC_BIAS_STANDBY;

				dapm->target_bias_level = SND_SOC_BIAS_STANDBY;