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Bluteooth: Reject SMP bonding if HCI_PAIRABLE is not set 

If the remote device tries to initiate bonding with us and we don't have
HCI_PAIRABLE set we should just flat out reject the request. This brings
SMP in line with how the flag is used for BR/EDR SSP.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Johan Hedberg 2014-07-10 11:02:07 +03:00 committed by Marcel Holtmann
parent e8b1202ce6
commit b3c6410b8c
1 changed files with 9 additions and 0 deletions
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9
net/bluetooth/smp.c
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@ -676,6 +676,7 @@ int smp_user_confirm_reply(struct hci_conn *hcon, u16 mgmt_op, __le32 passkey)
static u8 smp_cmd_pairing_req(struct l2cap_conn *conn, struct sk_buff *skb)
{
struct smp_cmd_pairing rsp, *req = (void *) skb->data;
struct hci_dev *hdev = conn->hcon->hdev;
struct smp_chan *smp;
u8 key_size, auth, sec_level;
int ret;
@ -696,6 +697,10 @@ static u8 smp_cmd_pairing_req(struct l2cap_conn *conn, struct sk_buff *skb)
if (!smp)
return SMP_UNSPECIFIED;
if (!test_bit(HCI_PAIRABLE, &hdev->dev_flags) &&
(req->auth_req & SMP_AUTH_BONDING))
return SMP_PAIRING_NOTSUPP;
smp->preq[0] = SMP_CMD_PAIRING_REQ;
memcpy(&smp->preq[1], req, sizeof(*req));
skb_pull(skb, sizeof(*req));
@ -911,6 +916,10 @@ static u8 smp_cmd_security_req(struct l2cap_conn *conn, struct sk_buff *skb)
if (test_and_set_bit(HCI_CONN_LE_SMP_PEND, &hcon->flags))
return 0;
if (!test_bit(HCI_PAIRABLE, &hcon->hdev->dev_flags) &&
(rp->auth_req & SMP_AUTH_BONDING))
return SMP_PAIRING_NOTSUPP;
smp = smp_chan_create(conn);
if (!smp)
return SMP_UNSPECIFIED;