From 2b235a3da5560d65df6865ea436389e55a0f41ad Mon Sep 17 00:00:00 2001
From: Mark Brown <broonie@kernel.org>
Date: Mon, 14 Dec 2015 12:05:28 +0000
Subject: rcar: mux: Avoid use of ret uninitialised

We use ret as the return value from the rsnd_mix_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>

diff --git a/sound/soc/sh/rcar/mix.c b/sound/soc/sh/rcar/mix.c
index b34957a..65542b6 100644
--- a/sound/soc/sh/rcar/mix.c
+++ b/sound/soc/sh/rcar/mix.c
@@ -158,6 +158,7 @@ int rsnd_mix_probe(struct rsnd_priv *priv)
 	priv->mix	= mix;
 
 	i = 0;
+	ret = 0;
 	for_each_child_of_node(node, np) {
 		mix = rsnd_mix_get(priv, i);
 
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