ASoC: dapm: Ensure kcontrol list is initialised

Ensure that the recently added path kcontrol list is initialised otherwise
we may crash trying to delete routes that don't have kcontrols.

Signed-off-by: Mark Brown <broonie@linaro.org>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>

1 files changed, 1 insertions, 0 deletions

diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index b885a9bedc4e..d84bd0f167b6 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -2354,6 +2354,7 @@ static int snd_soc_dapm_add_path(struct snd_soc_dapm_context *dapm,
         path->sink = wsink;
         path->connected = connected;
         INIT_LIST_HEAD(&path->list);
+        INIT_LIST_HEAD(&path->list_kcontrol);
         INIT_LIST_HEAD(&path->list_source);
         INIT_LIST_HEAD(&path->list_sink);