diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index 11a92bb4d7a9f5ad6f968e429718e54af020ac2a..e33433ec4a98f673e4d108e1ac61f57465e9063c 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -287,7 +287,7 @@ struct hci_dev {
 	struct list_head list;
 	struct mutex	lock;
 
-	char		name[8];
+	const char	*name;
 	unsigned long	flags;
 	__u16		id;
 	__u8		bus;
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 46e1e51ff28e36aa0b0713f7a80d5251350a5583..e33fe4b1c4e29de0fa400557811f751b796419fd 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -3734,7 +3734,11 @@ int hci_register_dev(struct hci_dev *hdev)
 	if (id < 0)
 		return id;
 
-	snprintf(hdev->name, sizeof(hdev->name), "hci%d", id);
+	error = dev_set_name(&hdev->dev, "hci%u", id);
+	if (error)
+		return error;
+
+	hdev->name = dev_name(&hdev->dev);
 	hdev->id = id;
 
 	BT_DBG("%p name %s bus %d", hdev, hdev->name, hdev->bus);
@@ -3756,8 +3760,6 @@ int hci_register_dev(struct hci_dev *hdev)
 	if (!IS_ERR_OR_NULL(bt_debugfs))
 		hdev->debugfs = debugfs_create_dir(hdev->name, bt_debugfs);
 
-	dev_set_name(&hdev->dev, "%s", hdev->name);
-
 	error = device_add(&hdev->dev);
 	if (error < 0)
 		goto err_wqueue;