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Diffstat (limited to 'net/bluetooth/hci_event.c')
-rw-r--r--net/bluetooth/hci_event.c29
1 files changed, 17 insertions, 12 deletions
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 0437200d92f4..94aab73f89d4 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -2904,15 +2904,16 @@ static void hci_sync_conn_complete_evt(struct hci_dev *hdev,
hci_conn_add_sysfs(conn);
break;
+ case 0x0d: /* Connection Rejected due to Limited Resources */
case 0x11: /* Unsupported Feature or Parameter Value */
case 0x1c: /* SCO interval rejected */
case 0x1a: /* Unsupported Remote Feature */
case 0x1f: /* Unspecified error */
- if (conn->out && conn->attempt < 2) {
+ if (conn->out) {
conn->pkt_type = (hdev->esco_type & SCO_ESCO_MASK) |
(hdev->esco_type & EDR_ESCO_MASK);
- hci_setup_sync(conn, conn->link->handle);
- goto unlock;
+ if (hci_setup_sync(conn, conn->link->handle))
+ goto unlock;
}
/* fall through */
@@ -3024,17 +3025,20 @@ unlock:
static u8 hci_get_auth_req(struct hci_conn *conn)
{
/* If remote requests dedicated bonding follow that lead */
- if (conn->remote_auth == 0x02 || conn->remote_auth == 0x03) {
+ if (conn->remote_auth == HCI_AT_DEDICATED_BONDING ||
+ conn->remote_auth == HCI_AT_DEDICATED_BONDING_MITM) {
/* If both remote and local IO capabilities allow MITM
* protection then require it, otherwise don't */
- if (conn->remote_cap == 0x03 || conn->io_capability == 0x03)
- return 0x02;
+ if (conn->remote_cap == HCI_IO_NO_INPUT_OUTPUT ||
+ conn->io_capability == HCI_IO_NO_INPUT_OUTPUT)
+ return HCI_AT_DEDICATED_BONDING;
else
- return 0x03;
+ return HCI_AT_DEDICATED_BONDING_MITM;
}
/* If remote requests no-bonding follow that lead */
- if (conn->remote_auth == 0x00 || conn->remote_auth == 0x01)
+ if (conn->remote_auth == HCI_AT_NO_BONDING ||
+ conn->remote_auth == HCI_AT_NO_BONDING_MITM)
return conn->remote_auth | (conn->auth_type & 0x01);
return conn->auth_type;
@@ -3066,7 +3070,7 @@ static void hci_io_capa_request_evt(struct hci_dev *hdev, struct sk_buff *skb)
/* Change the IO capability from KeyboardDisplay
* to DisplayYesNo as it is not supported by BT spec. */
cp.capability = (conn->io_capability == 0x04) ?
- 0x01 : conn->io_capability;
+ HCI_IO_DISPLAY_YESNO : conn->io_capability;
conn->auth_type = hci_get_auth_req(conn);
cp.authentication = conn->auth_type;
@@ -3140,7 +3144,8 @@ static void hci_user_confirm_request_evt(struct hci_dev *hdev,
* request. The only exception is when we're dedicated bonding
* initiators (connect_cfm_cb set) since then we always have the MITM
* bit set. */
- if (!conn->connect_cfm_cb && loc_mitm && conn->remote_cap == 0x03) {
+ if (!conn->connect_cfm_cb && loc_mitm &&
+ conn->remote_cap == HCI_IO_NO_INPUT_OUTPUT) {
BT_DBG("Rejecting request: remote device can't provide MITM");
hci_send_cmd(hdev, HCI_OP_USER_CONFIRM_NEG_REPLY,
sizeof(ev->bdaddr), &ev->bdaddr);
@@ -3148,8 +3153,8 @@ static void hci_user_confirm_request_evt(struct hci_dev *hdev,
}
/* If no side requires MITM protection; auto-accept */
- if ((!loc_mitm || conn->remote_cap == 0x03) &&
- (!rem_mitm || conn->io_capability == 0x03)) {
+ if ((!loc_mitm || conn->remote_cap == HCI_IO_NO_INPUT_OUTPUT) &&
+ (!rem_mitm || conn->io_capability == HCI_IO_NO_INPUT_OUTPUT)) {
/* If we're not the initiators request authorization to
* proceed from user space (mgmt_user_confirm with