[alsa-devel] [PATCH 1/3] rcar: ctu: Avoid use of ret uninitialised

[Kuninori Morimoto]

Hi Mark again

> We use ret as the return value from the rsnd_ctu_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 at kernel.org>
> ---

This is just comment.
It will return 0 if there is no child nodes

	node = rsnd_ctu_of_node(priv);
	if (!node)
		return 0; /* not used is not error */
	...

  	for_each_child_of_node(node, np) {
		...