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Message-ID: <20240822062311.3489924-1-ruanjinjie@huawei.com>
Date: Thu, 22 Aug 2024 14:23:11 +0800
From: Jinjie Ruan <ruanjinjie@...wei.com>
To: <robdclark@...il.com>, <will@...nel.org>, <robin.murphy@....com>,
<joro@...tes.org>, <iommu@...ts.linux.dev>, <linux-arm-msm@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>
CC: <ruanjinjie@...wei.com>
Subject: [PATCH -next] iommu/arm-smmu: 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: Jinjie Ruan <ruanjinjie@...wei.com>
---
drivers/iommu/arm/arm-smmu/qcom_iommu.c | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)
diff --git a/drivers/iommu/arm/arm-smmu/qcom_iommu.c b/drivers/iommu/arm/arm-smmu/qcom_iommu.c
index b98a7a598b89..18a4568f0aaa 100644
--- a/drivers/iommu/arm/arm-smmu/qcom_iommu.c
+++ b/drivers/iommu/arm/arm-smmu/qcom_iommu.c
@@ -764,14 +764,10 @@ static struct platform_driver qcom_iommu_ctx_driver = {
static bool qcom_iommu_has_secure_context(struct qcom_iommu_dev *qcom_iommu)
{
- struct device_node *child;
-
- for_each_child_of_node(qcom_iommu->dev->of_node, child) {
+ for_each_child_of_node_scoped(qcom_iommu->dev->of_node, child) {
if (of_device_is_compatible(child, "qcom,msm-iommu-v1-sec") ||
- of_device_is_compatible(child, "qcom,msm-iommu-v2-sec")) {
- of_node_put(child);
+ of_device_is_compatible(child, "qcom,msm-iommu-v2-sec"))
return true;
- }
}
return false;
--
2.34.1
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