phy: qcom: qmp-pcie-msm8996: Simplify with scoped for each OF child loop

Use scoped for_each_available_child_of_node_scoped() when iterating over
device nodes to make code a bit simpler.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20240826-phy-of-node-scope-v1-7-5b4d82582644@linaro.orgSigned-off-by: Vinod Koul <vkoul@kernel.org>

drivers/phy/qualcomm/phy-qcom-qmp-pcie-msm8996.c

@@ -725,7 +725,6 @@ static int qmp_pcie_msm8996_probe(struct platform_device *pdev)
 {
 	struct qcom_qmp *qmp;
 	struct device *dev = &pdev->dev;
-	struct device_node *child;
 	struct phy_provider *phy_provider;
 	void __iomem *serdes;
 	const struct qmp_phy_cfg *cfg = NULL;
@@ -773,13 +772,13 @@ static int qmp_pcie_msm8996_probe(struct platform_device *pdev)
 		return -ENOMEM;
 
 	id = 0;
-	for_each_available_child_of_node(dev->of_node, child) {
+	for_each_available_child_of_node_scoped(dev->of_node, child) {
 		/* Create per-lane phy */
 		ret = qmp_pcie_msm8996_create(dev, child, id, serdes, cfg);
 		if (ret) {
 			dev_err(dev, "failed to create lane%d phy, %d\n",
 				id, ret);
-			goto err_node_put;
+			return ret;
 		}
 
 		/*
@@ -790,7 +789,7 @@ static int qmp_pcie_msm8996_probe(struct platform_device *pdev)
 		if (ret) {
 			dev_err(qmp->dev,
 				"failed to register pipe clock source\n");
-			goto err_node_put;
+			return ret;
 		}
 
 		id++;
@@ -799,10 +798,6 @@ static int qmp_pcie_msm8996_probe(struct platform_device *pdev)
 	phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate);
 
 	return PTR_ERR_OR_ZERO(phy_provider);
-
-err_node_put:
-	of_node_put(child);
-	return ret;
 }
 
 static struct platform_driver qmp_pcie_msm8996_driver = {