linux-kernel - [PATCH 1/6] soc: qcom: apr: simplify with scoped for each OF child loop

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Message-Id: <20240813-b4-cleanup-h-of-node-put-other-v1-1-cfb67323a95c@linaro.org>
Date: Tue, 13 Aug 2024 15:09:47 +0200
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>, 
 Banajit Goswami <bgoswami@...cinc.com>, 
 Bjorn Andersson <andersson@...nel.org>, 
 Konrad Dybcio <konradybcio@...nel.org>
Cc: alsa-devel@...a-project.org, linux-arm-msm@...r.kernel.org, 
 linux-kernel@...r.kernel.org, 
 Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH 1/6] soc: qcom: apr: simplify with scoped for each OF child
 loop

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@...aro.org>
---
 drivers/soc/qcom/apr.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/soc/qcom/apr.c b/drivers/soc/qcom/apr.c
index 4fbff3a890e2..a956c407ce03 100644
--- a/drivers/soc/qcom/apr.c
+++ b/drivers/soc/qcom/apr.c
@@ -485,11 +485,10 @@ static int of_apr_add_pd_lookups(struct device *dev)
 {
 	const char *service_name, *service_path;
 	struct packet_router *apr = dev_get_drvdata(dev);
-	struct device_node *node;
 	struct pdr_service *pds;
 	int ret;
 
-	for_each_child_of_node(dev->of_node, node) {
+	for_each_child_of_node_scoped(dev->of_node, node) {
 		ret = of_property_read_string_index(node, "qcom,protection-domain",
 						    0, &service_name);
 		if (ret < 0)
@@ -499,14 +498,12 @@ static int of_apr_add_pd_lookups(struct device *dev)
 						    1, &service_path);
 		if (ret < 0) {
 			dev_err(dev, "pdr service path missing: %d\n", ret);
-			of_node_put(node);
 			return ret;
 		}
 
 		pds = pdr_add_lookup(apr->pdr, service_name, service_path);
 		if (IS_ERR(pds) && PTR_ERR(pds) != -EALREADY) {
 			dev_err(dev, "pdr add lookup failed: %ld\n", PTR_ERR(pds));
-			of_node_put(node);
 			return PTR_ERR(pds);
 		}
 	}

-- 
2.43.0