[Bluetooth] Handle device registration failures

In the case the device registration for a new Bluetooth low-level
connection fails there is no need to unregister it when the temporary
data structure has been removed.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>

1 files changed, 6 insertions, 1 deletions

diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c
index d4c935692ccf..801d687ea4ef 100644
--- a/net/bluetooth/hci_sysfs.c
+++ b/net/bluetooth/hci_sysfs.c
@@ -242,7 +242,7 @@ static void add_conn(struct work_struct *work)
         struct hci_conn *conn = container_of(work, struct hci_conn, work);
         int i;
 
-        if (device_register(&conn->dev) < 0) {
+        if (device_add(&conn->dev) < 0) {
                 BT_ERR("Failed to register connection device");
                 return;
         }
@@ -272,6 +272,8 @@ void hci_conn_add_sysfs(struct hci_conn *conn)
 
         dev_set_drvdata(&conn->dev, conn);
 
+        device_initialize(&conn->dev);
+
         INIT_WORK(&conn->work, add_conn);
 
         schedule_work(&conn->work);
@@ -287,6 +289,9 @@ void hci_conn_del_sysfs(struct hci_conn *conn)
 {
         BT_DBG("conn %p", conn);
 
+        if (!device_is_registered(&conn->dev))
+                return;
+
         INIT_WORK(&conn->work, del_conn);
 
         schedule_work(&conn->work);