[PATCH 6.6 119/129] pmdomain: imx: gpcv2: Simplify with scoped for each OF child loop

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6.6-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>

[ Upstream commit 13bd778c900537f3fff7cfb671ff2eb0e92feee6 ]

Use scoped for_each_child_of_node_scoped() when iterating over device
nodes to make code a bit simpler.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20240823-cleanup-h-guard-pm-domain-v1-4-8320722eaf39@xxxxxxxxxx
Signed-off-by: Ulf Hansson <ulf.hansson@xxxxxxxxxx>
Stable-dep-of: 469c0682e03d ("pmdomain: imx: gpcv2: fix an OF node reference leak in imx_gpcv2_probe()")
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 drivers/pmdomain/imx/gpcv2.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/pmdomain/imx/gpcv2.c b/drivers/pmdomain/imx/gpcv2.c
index fbd3d92f8cd8..ec789bf92274 100644
--- a/drivers/pmdomain/imx/gpcv2.c
+++ b/drivers/pmdomain/imx/gpcv2.c
@@ -1449,7 +1449,7 @@ static int imx_gpcv2_probe(struct platform_device *pdev)
 		.max_register   = SZ_4K,
 	};
 	struct device *dev = &pdev->dev;
-	struct device_node *pgc_np, *np;
+	struct device_node *pgc_np;
 	struct regmap *regmap;
 	void __iomem *base;
 	int ret;
@@ -1471,7 +1471,7 @@ static int imx_gpcv2_probe(struct platform_device *pdev)
 		return ret;
 	}
 
-	for_each_child_of_node(pgc_np, np) {
+	for_each_child_of_node_scoped(pgc_np, np) {
 		struct platform_device *pd_pdev;
 		struct imx_pgc_domain *domain;
 		u32 domain_index;
@@ -1482,7 +1482,6 @@ static int imx_gpcv2_probe(struct platform_device *pdev)
 		ret = of_property_read_u32(np, "reg", &domain_index);
 		if (ret) {
 			dev_err(dev, "Failed to read 'reg' property\n");
-			of_node_put(np);
 			return ret;
 		}
 
@@ -1497,7 +1496,6 @@ static int imx_gpcv2_probe(struct platform_device *pdev)
 						domain_index);
 		if (!pd_pdev) {
 			dev_err(dev, "Failed to allocate platform device\n");
-			of_node_put(np);
 			return -ENOMEM;
 		}
 
@@ -1506,7 +1504,6 @@ static int imx_gpcv2_probe(struct platform_device *pdev)
 					       sizeof(domain_data->domains[domain_index]));
 		if (ret) {
 			platform_device_put(pd_pdev);
-			of_node_put(np);
 			return ret;
 		}
 
@@ -1523,7 +1520,6 @@ static int imx_gpcv2_probe(struct platform_device *pdev)
 		ret = platform_device_add(pd_pdev);
 		if (ret) {
 			platform_device_put(pd_pdev);
-			of_node_put(np);
 			return ret;
 		}
 	}
-- 
2.39.5







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