leds: tca6507: Use of_get_child_count()

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Bryan Wu <cooloney@gmail.com>

1 files changed, 3 insertions, 7 deletions

diff --git a/drivers/leds/leds-tca6507.c b/drivers/leds/leds-tca6507.c
index 220fc7fbf1f0..070ba0741b21 100644
--- a/drivers/leds/leds-tca6507.c
+++ b/drivers/leds/leds-tca6507.c
@@ -674,14 +674,10 @@ tca6507_led_dt_init(struct i2c_client *client)
         struct device_node *np = client->dev.of_node, *child;
         struct tca6507_platform_data *pdata;
         struct led_info *tca_leds;
-        int count = 0;
+        int count;
 
-        for_each_child_of_node(np, child)
-                count++;
-        if (!count)
-                return ERR_PTR(-ENODEV);
-
-        if (count > NUM_LEDS)
+        count = of_get_child_count(np);
+        if (!count || count > NUM_LEDS)
                 return ERR_PTR(-ENODEV);
 
         tca_leds = devm_kzalloc(&client->dev,