diff options
Diffstat (limited to 'net/bluetooth/smp.c')
-rw-r--r-- | net/bluetooth/smp.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/net/bluetooth/smp.c b/net/bluetooth/smp.c index 39b04f919cb6..1a6109ea9751 100644 --- a/net/bluetooth/smp.c +++ b/net/bluetooth/smp.c @@ -1178,8 +1178,14 @@ static u8 smp_cmd_security_req(struct l2cap_conn *conn, struct sk_buff *skb) else sec_level = authreq_to_seclevel(auth); - if (smp_sufficient_security(hcon, sec_level)) + if (smp_sufficient_security(hcon, sec_level)) { + /* If link is already encrypted with sufficient security we + * still need refresh encryption as per Core Spec 5.0 Vol 3, + * Part H 2.4.6 + */ + smp_ltk_encrypt(conn, hcon->sec_level); return 0; + } if (sec_level > hcon->pending_sec_level) hcon->pending_sec_level = sec_level; |