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@xxxxxxxxx>
Signed-off-by: Liam Girdwood <lg@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
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diff -r fc216dd0eb92 soc/soc-dapm.c
--- a/soc/soc-dapm.c Thu Feb 01 16:52:06 2007 +0100
+++ b/soc/soc-dapm.c Thu Feb 01 17:48:25 2007 +0000
@@ -1239,6 +1239,9 @@ int snd_soc_dapm_stream_event(struct snd
{
struct snd_soc_dapm_widget *w;
+ if (stream == NULL)
+ return 0;
+
mutex_lock(&codec->mutex);
list_for_each_entry(w, &codec->dapm_widgets, list)
{
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