linux-kernel - [PATCH 06/10] soc: qcom: smem: Use __cleanup() for device

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Message-Id: <20251117-cleanup_node_put-v1-6-5f107071d171@oss.qualcomm.com>
Date: Mon, 17 Nov 2025 10:21:25 +0530
From: Kathiravan Thirumoorthy <kathiravan.thirumoorthy@....qualcomm.com>
To: Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
        Kathiravan Thirumoorthy <kathiravan.thirumoorthy@....qualcomm.com>
Subject: [PATCH 06/10] soc: qcom: smem: Use __cleanup() for device_node
 pointers

Apply the __cleanup() attribute to device_node pointers to simplify
resource management and remove explicit of_node_put() calls.

Signed-off-by: Kathiravan Thirumoorthy <kathiravan.thirumoorthy@....qualcomm.com>
---
 drivers/soc/qcom/smem.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/soc/qcom/smem.c b/drivers/soc/qcom/smem.c
index fef840b5457407a85051ded0e835430dbebfe8bb..6c3a08e1afe824402f6fbb84c9695ee57eda230b 100644
--- a/drivers/soc/qcom/smem.c
+++ b/drivers/soc/qcom/smem.c
@@ -1100,8 +1100,8 @@ static int qcom_smem_map_global(struct qcom_smem *smem, u32 size)
 static int qcom_smem_resolve_mem(struct qcom_smem *smem, const char *name,
 				 struct smem_region *region)
 {
+	struct device_node *np __free(device_node) = NULL;
 	struct device *dev = smem->dev;
-	struct device_node *np;
 	struct resource r;
 	int ret;
 
@@ -1112,7 +1112,6 @@ static int qcom_smem_resolve_mem(struct qcom_smem *smem, const char *name,
 	}
 
 	ret = of_address_to_resource(np, 0, &r);
-	of_node_put(np);
 	if (ret)
 		return ret;
 

-- 
2.34.1