diff options
Diffstat (limited to 'net/bluetooth/smp.c')
| -rw-r--r-- | net/bluetooth/smp.c | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/net/bluetooth/smp.c b/net/bluetooth/smp.c index 2240e96..aa20bee 100644 --- a/net/bluetooth/smp.c +++ b/net/bluetooth/smp.c @@ -154,9 +154,13 @@ static void smp_cmd_security_req(struct l2cap_conn *conn, struct sk_buff *skb) int smp_conn_security(struct l2cap_conn *conn, __u8 sec_level) { + struct hci_conn *hcon = conn->hcon; __u8 authreq; - BT_DBG("conn %p hcon %p level 0x%2.2x", conn, conn->hcon, sec_level); + BT_DBG("conn %p hcon %p level 0x%2.2x", conn, hcon, sec_level); + + if (IS_ERR(hcon->hdev->tfm)) + return 1; switch (sec_level) { case BT_SECURITY_MEDIUM: @@ -174,7 +178,7 @@ int smp_conn_security(struct l2cap_conn *conn, __u8 sec_level) return 1; } - if (conn->hcon->link_mode & HCI_LM_MASTER) { + if (hcon->link_mode & HCI_LM_MASTER) { struct smp_cmd_pairing cp; cp.io_capability = 0x00; cp.oob_flag = 0x00; @@ -198,6 +202,12 @@ int smp_sig_channel(struct l2cap_conn *conn, struct sk_buff *skb) __u8 reason; int err = 0; + if (IS_ERR(conn->hcon->hdev->tfm)) { + err = PTR_ERR(conn->hcon->hdev->tfm); + reason = SMP_PAIRING_NOTSUPP; + goto done; + } + skb_pull(skb, sizeof(code)); switch (code) { @@ -233,11 +243,15 @@ int smp_sig_channel(struct l2cap_conn *conn, struct sk_buff *skb) BT_DBG("Unknown command code 0x%2.2x", code); reason = SMP_CMD_NOTSUPP; - smp_send_cmd(conn, SMP_CMD_PAIRING_FAIL, sizeof(reason), - &reason); err = -EOPNOTSUPP; + goto done; } +done: + if (reason) + smp_send_cmd(conn, SMP_CMD_PAIRING_FAIL, sizeof(reason), + &reason); + kfree_skb(skb); return err; } |