[PATCH v2 3/4] PCI: pnv_php: Simplify with scoped for each OF child loop

[Krzysztof Kozlowski]

Use scoped for-each loop when iterating over device nodes to make code a
bit simpler.

Reviewed-by: Jonathan Cameron <jonathan.cameron@xxxxxxxxxx>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxxxxxxxx>

---

Changes in v2:
Tags
---
 drivers/pci/hotplug/pnv_php.c | 19 +++++++------------
 1 file changed, 7 insertions(+), 12 deletions(-)

diff --git a/drivers/pci/hotplug/pnv_php.c b/drivers/pci/hotplug/pnv_php.c
index 5c020831e318..ff92a5c301b8 100644
--- a/drivers/pci/hotplug/pnv_php.c
+++ b/drivers/pci/hotplug/pnv_php.c
@@ -215,24 +215,19 @@ static void pnv_php_reverse_nodes(struct device_node *parent)
 static int pnv_php_populate_changeset(struct of_changeset *ocs,
 				      struct device_node *dn)
 {
-	struct device_node *child;
-	int ret = 0;
+	int ret;
 
-	for_each_child_of_node(dn, child) {
+	for_each_child_of_node_scoped(dn, child) {
 		ret = of_changeset_attach_node(ocs, child);
-		if (ret) {
-			of_node_put(child);
-			break;
-		}
+		if (ret)
+			return ret;
 
 		ret = pnv_php_populate_changeset(ocs, child);
-		if (ret) {
-			of_node_put(child);
-			break;
-		}
+		if (ret)
+			return ret;
 	}
 
-	return ret;
+	return 0;
 }
 
 static void *pnv_php_add_one_pdn(struct device_node *dn, void *data)
-- 
2.51.0