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>

1 files changed, 3 insertions, 5 deletions

diff --git a/drivers/regulator/mc13xxx-regulator-core.c b/drivers/regulator/mc13xxx-regulator-core.c
index 5d2ab2ea0c8c..23cf9f9c383b 100644
--- 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;
 }