From: Ranjani Sridharan ranjani.sridharan@linux.intel.com
Skip preparing/unpreparing widgets if the swidget pointer is NULL. This will be true in the case of virtual widgets in topology that were added for reusing the legacy HDA machine driver with SOF.
Fixes: 9862dcf70245 ("ASoC: SOF: don't unprepare widget used other pipelines") Cc: stable@vger.kernel.org # 6.1 Signed-off-by: Ranjani Sridharan ranjani.sridharan@linux.intel.com Reviewed-by: Rander Wang rander.wang@intel.com Signed-off-by: Peter Ujfalusi peter.ujfalusi@linux.intel.com --- sound/soc/sof/sof-audio.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/sound/soc/sof/sof-audio.c b/sound/soc/sof/sof-audio.c index 068501ed7951..739afb8df590 100644 --- a/sound/soc/sof/sof-audio.c +++ b/sound/soc/sof/sof-audio.c @@ -274,7 +274,7 @@ sof_unprepare_widgets_in_path(struct snd_sof_dev *sdev, struct snd_soc_dapm_widg struct snd_soc_dapm_path *p;
/* return if the widget is in use or if it is already unprepared */ - if (!swidget->prepared || swidget->use_count > 0) + if (!swidget || !swidget->prepared || swidget->use_count > 0) return;
widget_ops = tplg_ops ? tplg_ops->widget : NULL; @@ -310,7 +310,7 @@ sof_prepare_widgets_in_path(struct snd_sof_dev *sdev, struct snd_soc_dapm_widget if (!widget_ops) return 0;
- if (!widget_ops[widget->id].ipc_prepare || swidget->prepared) + if (!swidget || !widget_ops[widget->id].ipc_prepare || swidget->prepared) goto sink_prepare;
/* prepare the source widget */