[PATCH -next v2 1/3] drm/rockchip: Use for_each_child_of_node_scoped()

[Jinjie Ruan]

Avoids the need for manual cleanup of_node_put() in early exits
from the loop.

Signed-off-by: Jinjie Ruan <ruanjin...@huawei.com>
---
 drivers/gpu/drm/rockchip/rockchip_lvds.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/rockchip/rockchip_lvds.c 
b/drivers/gpu/drm/rockchip/rockchip_lvds.c
index 9a01aa450741..f5b3f18794dd 100644
--- a/drivers/gpu/drm/rockchip/rockchip_lvds.c
+++ b/drivers/gpu/drm/rockchip/rockchip_lvds.c
@@ -548,7 +548,7 @@ static int rockchip_lvds_bind(struct device *dev, struct 
device *master,
        struct drm_encoder *encoder;
        struct drm_connector *connector;
        struct device_node *remote = NULL;
-       struct device_node  *port, *endpoint;
+       struct device_node  *port;
        int ret = 0, child_count = 0;
        const char *name;
        u32 endpoint_id = 0;
@@ -560,15 +560,13 @@ static int rockchip_lvds_bind(struct device *dev, struct 
device *master,
                              "can't found port point, please init lvds panel 
port!\n");
                return -EINVAL;
        }
-       for_each_child_of_node(port, endpoint) {
+       for_each_child_of_node_scoped(port, endpoint) {
                child_count++;
                of_property_read_u32(endpoint, "reg", &endpoint_id);
                ret = drm_of_find_panel_or_bridge(dev->of_node, 1, endpoint_id,
                                                  &lvds->panel, &lvds->bridge);
-               if (!ret) {
-                       of_node_put(endpoint);
+               if (!ret)
                        break;
-               }
        }
        if (!child_count) {
                DRM_DEV_ERROR(dev, "lvds port does not have any children\n");
-- 
2.34.1