regulator: mc13xxx: Use of_get_child_count()

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

diff --git a/drivers/regulator/mc13xxx-regulator-core.c b/drivers/regulator/mc13xxx-regulator-core.c
index 5d2ab2e..23cf9f9 100644 (file)
--- a/drivers/regulator/mc13xxx-regulator-core.c
+++ b/drivers/regulator/mc13xxx-regulator-core.c
@@ -164,17 +164,15 @@ EXPORT_SYMBOL_GPL(mc13xxx_fixed_regulator_ops);
 #ifdef CONFIG_OF
 int mc13xxx_get_num_regulators_dt(struct platform_device *pdev)
 {
-       struct device_node *parent, *child;
-       int num = 0;
+       struct device_node *parent;
+       int num;
 
        of_node_get(pdev->dev.parent->of_node);
        parent = of_find_node_by_name(pdev->dev.parent->of_node, "regulators");
        if (!parent)
                return -ENODEV;
 
-       for_each_child_of_node(parent, child)
-               num++;
-
+       num = of_get_child_count(parent);
        of_node_put(parent);
        return num;
 }