Bluetooth: Use %pMR in sprintf/seq_printf instead of batostr

Instead of old unsafe batostr function use %pMR print specifier
for printing Bluetooth addresses in sprintf and seq_printf
statements.

Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c
index a20e61c..55cceee 100644
--- a/net/bluetooth/hci_sysfs.c
+++ b/net/bluetooth/hci_sysfs.c
@@ -38,7 +38,7 @@
 				 struct device_attribute *attr, char *buf)
 {
 	struct hci_conn *conn = to_hci_conn(dev);
-	return sprintf(buf, "%s\n", batostr(&conn->dst));
+	return sprintf(buf, "%pMR\n", &conn->dst);
 }
 
 static ssize_t show_link_features(struct device *dev,
@@ -224,7 +224,7 @@
 			    struct device_attribute *attr, char *buf)
 {
 	struct hci_dev *hdev = to_hci_dev(dev);
-	return sprintf(buf, "%s\n", batostr(&hdev->bdaddr));
+	return sprintf(buf, "%pMR\n", &hdev->bdaddr);
 }
 
 static ssize_t show_features(struct device *dev,
@@ -406,8 +406,8 @@
 
 	list_for_each_entry(e, &cache->all, all) {
 		struct inquiry_data *data = &e->data;
-		seq_printf(f, "%s %d %d %d 0x%.2x%.2x%.2x 0x%.4x %d %d %u\n",
-			   batostr(&data->bdaddr),
+		seq_printf(f, "%pMR %d %d %d 0x%.2x%.2x%.2x 0x%.4x %d %d %u\n",
+			   &data->bdaddr,
 			   data->pscan_rep_mode, data->pscan_period_mode,
 			   data->pscan_mode, data->dev_class[2],
 			   data->dev_class[1], data->dev_class[0],
@@ -440,7 +440,7 @@
 	hci_dev_lock(hdev);
 
 	list_for_each_entry(b, &hdev->blacklist, list)
-		seq_printf(f, "%s\n", batostr(&b->bdaddr));
+		seq_printf(f, "%pMR\n", &b->bdaddr);
 
 	hci_dev_unlock(hdev);