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[ALSA] soc - 0.13 ASoC DAPM bug fix for unnamed streams

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This patch fixes a bug whereby an unnamed stream would cause a NULL
pointer ref in snd_soc_dapm_stream_event().

Signed-off-by: Seth Forshee <seth.forshee@gmail.com>
Signed-off-by: Liam Girdwood <lg@opensource.wolfsonmicro.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
This commit is contained in:
Seth Forshee 2007-02-02 17:14:19 +01:00 committed by Jaroslav Kysela
parent cb666e5bd8
commit 11da21a790
1 changed files with 3 additions and 0 deletions
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3
sound/soc/soc-dapm.c
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@ -1239,6 +1239,9 @@ int snd_soc_dapm_stream_event(struct snd_soc_codec *codec,
{
struct snd_soc_dapm_widget *w;
if (stream == NULL)
return 0;
mutex_lock(&codec->mutex);
list_for_each_entry(w, &codec->dapm_widgets, list)
{