diff options
Diffstat (limited to 'net/bluetooth')
| -rw-r--r-- | net/bluetooth/smp.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/net/bluetooth/smp.c b/net/bluetooth/smp.c index 485e3468bd26..deb8dd244b77 100644 --- a/net/bluetooth/smp.c +++ b/net/bluetooth/smp.c @@ -1826,7 +1826,7 @@ static u8 smp_cmd_pairing_req(struct l2cap_conn *conn, struct sk_buff *skb) if (sec_level > conn->hcon->pending_sec_level) conn->hcon->pending_sec_level = sec_level; - /* If we need MITM check that it can be achieved */ + /* If we need MITM check that it can be achieved. */ if (conn->hcon->pending_sec_level >= BT_SECURITY_HIGH) { u8 method; @@ -1834,6 +1834,10 @@ static u8 smp_cmd_pairing_req(struct l2cap_conn *conn, struct sk_buff *skb) req->io_capability); if (method == JUST_WORKS || method == JUST_CFM) return SMP_AUTH_REQUIREMENTS; + + /* Force MITM bit if it isn't set by the initiator. */ + auth |= SMP_AUTH_MITM; + rsp.auth_req |= SMP_AUTH_MITM; } key_size = min(req->max_key_size, rsp.max_key_size); |