From 914a6ffe42259267239a23d4f23ef06b0a0369a4 Mon Sep 17 00:00:00 2001 From: Marcel Holtmann Date: Sat, 1 Feb 2014 11:52:02 -0800 Subject: [PATCH] Bluetooth: Track if link is using P-256 authenticated combination key When the ACL link is using P-256 authenticated combination key, mark the link mode as HCI_LM_FIPS. Signed-off-by: Marcel Holtmann Signed-off-by: Johan Hedberg --- net/bluetooth/hci_event.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index 36c9a488ac56..d2c6878a9d6a 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -1998,6 +1998,10 @@ static void hci_encrypt_change_evt(struct hci_dev *hdev, struct sk_buff *skb) conn->link_mode |= HCI_LM_ENCRYPT; conn->sec_level = conn->pending_sec_level; + /* P-256 authentication key implies FIPS */ + if (conn->key_type == HCI_LK_AUTH_COMBINATION_P256) + conn->link_mode |= HCI_LM_FIPS; + if ((conn->type == ACL_LINK && ev->encrypt == 0x02) || conn->type == LE_LINK) set_bit(HCI_CONN_AES_CCM, &conn->flags);