regulator: da9063: Add missing of_node_put

Add of_node_put to decrement the ref count.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Mark Brown <broonie@linaro.org>
diff --git a/drivers/regulator/da9063-regulator.c b/drivers/regulator/da9063-regulator.c
index cee856c..f5d1ca9 100644
--- a/drivers/regulator/da9063-regulator.c
+++ b/drivers/regulator/da9063-regulator.c
@@ -672,6 +672,7 @@
 
 	num = of_regulator_match(&pdev->dev, node, da9063_matches,
 				 ARRAY_SIZE(da9063_matches));
+	of_node_put(node);
 	if (num < 0) {
 		dev_err(&pdev->dev, "Failed to match regulators\n");
 		return ERR_PTR(-EINVAL);