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-rw-r--r--drivers/base/core.c2
-rw-r--r--drivers/of/device.c11
2 files changed, 7 insertions, 6 deletions
diff --git a/drivers/base/core.c b/drivers/base/core.c
index 334ec7ef1960..b7d56c5ea3c6 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -1066,7 +1066,7 @@ int device_add(struct device *dev)
dev->kobj.parent = kobj;
/* use parent numa_node */
- if (parent)
+ if (parent && (dev_to_node(dev) == NUMA_NO_NODE))
set_dev_node(dev, dev_to_node(parent));
/* first, register with generic layer. */
diff --git a/drivers/of/device.c b/drivers/of/device.c
index 8b91ea241b10..e5f47cec75f3 100644
--- a/drivers/of/device.c
+++ b/drivers/of/device.c
@@ -60,11 +60,12 @@ int of_device_add(struct platform_device *ofdev)
ofdev->name = dev_name(&ofdev->dev);
ofdev->id = -1;
- /* device_add will assume that this device is on the same node as
- * the parent. If there is no parent defined, set the node
- * explicitly */
- if (!ofdev->dev.parent)
- set_dev_node(&ofdev->dev, of_node_to_nid(ofdev->dev.of_node));
+ /*
+ * If this device has not binding numa node in devicetree, that is
+ * of_node_to_nid returns NUMA_NO_NODE. device_add will assume that this
+ * device is on the same node as the parent.
+ */
+ set_dev_node(&ofdev->dev, of_node_to_nid(ofdev->dev.of_node));
return device_add(&ofdev->dev);
}