From e2dcd113d15ef99d23498859e7006955b5367698 Mon Sep 17 00:00:00 2001 From: Vinicius Costa Gomes Date: Fri, 19 Aug 2011 21:06:50 -0300 Subject: [PATCH] Bluetooth: Reset the security timer when a command is queued Each time a SMP command is enqueued, we reset the SMP timer, this way we follow exactly what the spec mandates: "The Security Manager Timer shall be reset when an L2CAP SMP command is queued for transmission." Vol. 3, Part H, Section 3.4 Signed-off-by: Vinicius Costa Gomes Signed-off-by: Gustavo F. Padovan --- net/bluetooth/smp.c | 15 +++------------ 1 file changed, 3 insertions(+), 12 deletions(-) diff --git a/net/bluetooth/smp.c b/net/bluetooth/smp.c index 391888b88a92..20c82c7000ac 100644 --- a/net/bluetooth/smp.c +++ b/net/bluetooth/smp.c @@ -182,6 +182,9 @@ static void smp_send_cmd(struct l2cap_conn *conn, u8 code, u16 len, void *data) return; hci_send_acl(conn->hcon, skb, 0); + + mod_timer(&conn->security_timer, jiffies + + msecs_to_jiffies(SMP_TIMEOUT)); } static __u8 seclevel_to_authreq(__u8 level) @@ -267,9 +270,6 @@ static u8 smp_cmd_pairing_req(struct l2cap_conn *conn, struct sk_buff *skb) smp_send_cmd(conn, SMP_CMD_PAIRING_RSP, sizeof(rsp), &rsp); - mod_timer(&conn->security_timer, jiffies + - msecs_to_jiffies(SMP_TIMEOUT)); - return 0; } @@ -351,9 +351,6 @@ static u8 smp_cmd_pairing_confirm(struct l2cap_conn *conn, struct sk_buff *skb) smp_send_cmd(conn, SMP_CMD_PAIRING_CONFIRM, sizeof(cp), &cp); } - mod_timer(&conn->security_timer, jiffies + - msecs_to_jiffies(SMP_TIMEOUT)); - return 0; } @@ -446,9 +443,6 @@ static u8 smp_cmd_security_req(struct l2cap_conn *conn, struct sk_buff *skb) smp_send_cmd(conn, SMP_CMD_PAIRING_REQ, sizeof(cp), &cp); - mod_timer(&conn->security_timer, jiffies + - msecs_to_jiffies(SMP_TIMEOUT)); - set_bit(HCI_CONN_ENCRYPT_PEND, &hcon->pend); return 0; @@ -498,9 +492,6 @@ int smp_conn_security(struct l2cap_conn *conn, __u8 sec_level) conn->preq[0] = SMP_CMD_PAIRING_REQ; memcpy(&conn->preq[1], &cp, sizeof(cp)); - mod_timer(&conn->security_timer, jiffies + - msecs_to_jiffies(SMP_TIMEOUT)); - smp_send_cmd(conn, SMP_CMD_PAIRING_REQ, sizeof(cp), &cp); } else { struct smp_cmd_security_req cp; -- 2.20.1