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[v3,1/6] PCI: kirin: Use helper function for_each_available_child_of_node_scoped()

Message ID 20240831040413.126417-2-zhangzekun11@huawei.com
State New
Headers show
Series Simplify code with _scoped() helper functions | expand

Commit Message

Zhang Zekun Aug. 31, 2024, 4:04 a.m. UTC 
for_each_available_child_of_node_scoped() provides a scope-based cleanup
functionality to put the device_node automatically, and we don't need to
call of_node_put() directly.  Let's simplify the code a bit with the use
of these functions.

Signed-off-by: Zhang Zekun <zhangzekun11@huawei.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
---
v2:
Fix spelling error in commit message.

 drivers/pci/controller/dwc/pcie-kirin.c | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)
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Patch

diff --git a/drivers/pci/controller/dwc/pcie-kirin.c b/drivers/pci/controller/dwc/pcie-kirin.c
index 0a29136491b8..e9bda1746ca5 100644
--- a/drivers/pci/controller/dwc/pcie-kirin.c
+++ b/drivers/pci/controller/dwc/pcie-kirin.c
@@ -452,7 +452,7 @@  static long kirin_pcie_get_resource(struct kirin_pcie *kirin_pcie,
 				    struct platform_device *pdev)
 {
 	struct device *dev = &pdev->dev;
-	struct device_node *child, *node = dev->of_node;
+	struct device_node *node = dev->of_node;
 	void __iomem *apb_base;
 	int ret;
 
@@ -477,17 +477,13 @@  static long kirin_pcie_get_resource(struct kirin_pcie *kirin_pcie,
 		return ret;
 
 	/* Parse OF children */
-	for_each_available_child_of_node(node, child) {
+	for_each_available_child_of_node_scoped(node, child) {
 		ret = kirin_pcie_parse_port(kirin_pcie, pdev, child);
 		if (ret)
-			goto put_node;
+			return ret;
 	}
 
 	return 0;
-
-put_node:
-	of_node_put(child);
-	return ret;
 }
 
 static void kirin_pcie_sideband_dbi_w_mode(struct kirin_pcie *kirin_pcie,