diff options
Diffstat (limited to 'net/bluetooth/hci_event.c')
| -rw-r--r-- | net/bluetooth/hci_event.c | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index 655af8bc60e2..40e96cd79e4a 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -2059,11 +2059,23 @@ static inline void hci_link_key_request_evt(struct hci_dev *hdev, struct sk_buff } conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); + if (conn) { + if (key->type == HCI_LK_UNAUTH_COMBINATION && + conn->auth_type != 0xff && + (conn->auth_type & 0x01)) { + BT_DBG("%s ignoring unauthenticated key", hdev->name); + goto not_found; + } - if (key->type == HCI_LK_UNAUTH_COMBINATION && conn && - conn->auth_type != 0xff && (conn->auth_type & 0x01)) { - BT_DBG("%s ignoring unauthenticated key", hdev->name); - goto not_found; + if (key->type == HCI_LK_COMBINATION && key->pin_len < 16 && + conn->pending_sec_level == BT_SECURITY_HIGH) { + BT_DBG("%s ignoring key unauthenticated for high \ + security", hdev->name); + goto not_found; + } + + conn->key_type = key->type; + conn->pin_length = key->pin_len; } bacpy(&cp.bdaddr, &ev->bdaddr); |