Bluetooth: Add support for running SMP without a socket

When doing the pairing procedure we won't have an associated
socket, but we still have to do the SMP negotiation. This
adds support for encrypting the link and exchanging keys.

Signed-off-by: Vinicius Costa Gomes <vinicius.gomes@openbossa.org>
Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>

diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index 8136752d824bb5fc6246385c3c157e464eba3495..e699837c3b8c86fa2fbba86ce7f56fbd6260a2d7 100644 (file)
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -907,6 +907,9 @@ static void l2cap_conn_ready(struct l2cap_conn *conn)
        if (!conn->hcon->out && conn->hcon->type == LE_LINK)
                l2cap_le_conn_ready(conn);
 
+       if (conn->hcon->out && conn->hcon->type == LE_LINK)
+               smp_conn_security(conn, conn->hcon->pending_sec_level);
+
        read_lock(&conn->chan_lock);
 
        list_for_each_entry(chan, &conn->chan_l, list) {
@@ -4095,6 +4098,11 @@ static int l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt)
 
        BT_DBG("conn %p", conn);
 
+       if (hcon->type == LE_LINK) {
+               smp_distribute_keys(conn, 0);
+               del_timer(&conn->security_timer);
+       }
+
        read_lock(&conn->chan_lock);
 
        list_for_each_entry(chan, &conn->chan_l, list) {
@@ -4107,9 +4115,7 @@ static int l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt)
                if (chan->scid == L2CAP_CID_LE_DATA) {
                        if (!status && encrypt) {
                                chan->sec_level = hcon->sec_level;
-                               del_timer(&conn->security_timer);
                                l2cap_chan_ready(sk);
-                               smp_distribute_keys(conn, 0);
                        }
 
                        bh_unlock_sock(sk);