Bluetooth: Convert controller hdev->type to hdev->bus

The hdev->type is misnamed and should be actually hdev->bus instead. So
convert it now.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c
index 2bc6f6a..9b5f376 100644
--- a/net/bluetooth/hci_sysfs.c
+++ b/net/bluetooth/hci_sysfs.c
@@ -166,9 +166,9 @@
 	queue_work(bt_workq, &conn->work_del);
 }
 
-static inline char *host_typetostr(int type)
+static inline char *host_bustostr(int bus)
 {
-	switch (type) {
+	switch (bus) {
 	case HCI_VIRTUAL:
 		return "VIRTUAL";
 	case HCI_USB:
@@ -188,10 +188,10 @@
 	}
 }
 
-static ssize_t show_type(struct device *dev, struct device_attribute *attr, char *buf)
+static ssize_t show_bus(struct device *dev, struct device_attribute *attr, char *buf)
 {
 	struct hci_dev *hdev = dev_get_drvdata(dev);
-	return sprintf(buf, "%s\n", host_typetostr(hdev->type));
+	return sprintf(buf, "%s\n", host_bustostr(hdev->bus));
 }
 
 static ssize_t show_name(struct device *dev, struct device_attribute *attr, char *buf)
@@ -355,7 +355,7 @@
 	return count;
 }
 
-static DEVICE_ATTR(type, S_IRUGO, show_type, NULL);
+static DEVICE_ATTR(bus, S_IRUGO, show_bus, NULL);
 static DEVICE_ATTR(name, S_IRUGO, show_name, NULL);
 static DEVICE_ATTR(class, S_IRUGO, show_class, NULL);
 static DEVICE_ATTR(address, S_IRUGO, show_address, NULL);
@@ -373,7 +373,7 @@
 				show_sniff_min_interval, store_sniff_min_interval);
 
 static struct attribute *bt_host_attrs[] = {
-	&dev_attr_type.attr,
+	&dev_attr_bus.attr,
 	&dev_attr_name.attr,
 	&dev_attr_class.attr,
 	&dev_attr_address.attr,
@@ -414,7 +414,7 @@
 	struct device *dev = &hdev->dev;
 	int err;
 
-	BT_DBG("%p name %s type %d", hdev, hdev->name, hdev->type);
+	BT_DBG("%p name %s bus %d", hdev, hdev->name, hdev->bus);
 
 	dev->type = &bt_host;
 	dev->class = bt_class;
@@ -433,7 +433,7 @@
 
 void hci_unregister_sysfs(struct hci_dev *hdev)
 {
-	BT_DBG("%p name %s type %d", hdev, hdev->name, hdev->type);
+	BT_DBG("%p name %s bus %d", hdev, hdev->name, hdev->bus);
 
 	device_del(&hdev->dev);
 }