rcar: dvc: Avoid use of ret uninitialised

We use ret as the return value from the rsnd_dvc_probe() but if there
are no child nodes and no errors then we will never initialize ret leading
to build warnings. Ensure ret is initialized before we iterate over the
child nodes to avoid this.

Signed-off-by: Mark Brown <broonie@kernel.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/sound/soc/sh/rcar/dvc.c b/sound/soc/sh/rcar/dvc.c
index 66aeea8e0069..42e6a230a3d1 100644
--- a/sound/soc/sh/rcar/dvc.c
+++ b/sound/soc/sh/rcar/dvc.c
@@ -360,6 +360,7 @@ int rsnd_dvc_probe(struct rsnd_priv *priv)
 	priv->dvc	= dvc;
 
 	i = 0;
+	ret = 0;
 	for_each_child_of_node(node, np) {
 		dvc = rsnd_dvc_get(priv, i);