From: Johan Hedberg Date: Thu, 28 Apr 2011 18:29:01 +0000 (-0700) Subject: Bluetooth: Fix connection key type updating for buggy controllers X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=655fe6ece7e71b37c17577ae485d11bf701c95f7;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git Bluetooth: Fix connection key type updating for buggy controllers If a controller generates a changed combination key as its first key the connection key type will not be correctly set. In these situations make sure the update the connection key type when such a buggy controller is detected. Signed-off-by: Johan Hedberg Signed-off-by: Gustavo F. Padovan --- diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index 2ac6036b70c3..59ca4755b6b3 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -1083,8 +1083,11 @@ int hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, int new_key, * previous key */ if (type == HCI_LK_CHANGED_COMBINATION && (!conn || conn->remote_auth == 0xff) && - old_key_type == 0xff) + old_key_type == 0xff) { type = HCI_LK_COMBINATION; + if (conn) + conn->key_type = type; + } if (new_key && !hci_persistent_key(hdev, conn, type, old_key_type)) { list_del(&key->list);