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bluetooth pull request for net:

Browse Source 
- mgmt: Fix limited discoverable off timeout
  - hci_qca: Set BDA quirk bit if fwnode exists in DT
  - hci_bcm4377: do not mark valid bd_addr as invalid
  - hci_sync: Check the correct flag before starting a scan
  - Enforce validation on max value of connection interval
  - hci_sync: Fix accept_list when attempting to suspend
  - hci_event: Fix handling of HCI_EV_IO_CAPA_REQUEST
  - Avoid potential use-after-free in hci_error_reset
  - rfcomm: Fix null-ptr-deref in rfcomm_check_security
  - hci_event: Fix wrongly recorded wakeup BD_ADDR
  - qca: Fix wrong event type for patch config command
  - qca: Fix triggering coredump implementation
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Merge tag 'for-net-2024-02-28' of git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth

Luiz Augusto von Dentz says:

====================
bluetooth pull request for net:

 - mgmt: Fix limited discoverable off timeout
 - hci_qca: Set BDA quirk bit if fwnode exists in DT
 - hci_bcm4377: do not mark valid bd_addr as invalid
 - hci_sync: Check the correct flag before starting a scan
 - Enforce validation on max value of connection interval
 - hci_sync: Fix accept_list when attempting to suspend
 - hci_event: Fix handling of HCI_EV_IO_CAPA_REQUEST
 - Avoid potential use-after-free in hci_error_reset
 - rfcomm: Fix null-ptr-deref in rfcomm_check_security
 - hci_event: Fix wrongly recorded wakeup BD_ADDR
 - qca: Fix wrong event type for patch config command
 - qca: Fix triggering coredump implementation

* tag 'for-net-2024-02-28' of git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth:
  Bluetooth: qca: Fix triggering coredump implementation
  Bluetooth: hci_qca: Set BDA quirk bit if fwnode exists in DT
  Bluetooth: qca: Fix wrong event type for patch config command
  Bluetooth: Enforce validation on max value of connection interval
  Bluetooth: hci_event: Fix handling of HCI_EV_IO_CAPA_REQUEST
  Bluetooth: mgmt: Fix limited discoverable off timeout
  Bluetooth: hci_event: Fix wrongly recorded wakeup BD_ADDR
  Bluetooth: rfcomm: Fix null-ptr-deref in rfcomm_check_security
  Bluetooth: hci_sync: Fix accept_list when attempting to suspend
  Bluetooth: Avoid potential use-after-free in hci_error_reset
  Bluetooth: hci_sync: Check the correct flag before starting a scan
  Bluetooth: hci_bcm4377: do not mark valid bd_addr as invalid
====================

Link: https://lore.kernel.org/r/20240228145644.2269088-1-luiz.dentz@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Jakub Kicinski 2024-02-29 09:10:24 -08:00
commit 244b96c231
9 changed files with 48 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/bluetooth/btqca.c
View File

@ -152,7 +152,7 @@ static int qca_send_patch_config_cmd(struct hci_dev *hdev)
bt_dev_dbg(hdev, "QCA Patch config");
skb = __hci_cmd_sync_ev(hdev, EDL_PATCH_CMD_OPCODE, sizeof(cmd),
cmd, HCI_EV_VENDOR, HCI_INIT_TIMEOUT);
cmd, 0, HCI_INIT_TIMEOUT);
if (IS_ERR(skb)) {
err = PTR_ERR(skb);
bt_dev_err(hdev, "Sending QCA Patch config failed (%d)", err);

3
drivers/bluetooth/hci_bcm4377.c
View File

@ -1417,7 +1417,7 @@ static int bcm4377_check_bdaddr(struct bcm4377_data *bcm4377)
bda = (struct hci_rp_read_bd_addr *)skb->data;
if (!bcm4377_is_valid_bdaddr(bcm4377, &bda->bdaddr))
set_bit(HCI_QUIRK_INVALID_BDADDR, &bcm4377->hdev->quirks);
set_bit(HCI_QUIRK_USE_BDADDR_PROPERTY, &bcm4377->hdev->quirks);
kfree_skb(skb);
return 0;
@ -2368,7 +2368,6 @@ static int bcm4377_probe(struct pci_dev *pdev, const struct pci_device_id *id)
hdev->set_bdaddr = bcm4377_hci_set_bdaddr;
hdev->setup = bcm4377_hci_setup;
set_bit(HCI_QUIRK_USE_BDADDR_PROPERTY, &hdev->quirks);
if (bcm4377->hw->broken_mws_transport_config)
set_bit(HCI_QUIRK_BROKEN_MWS_TRANSPORT_CONFIG, &hdev->quirks);
if (bcm4377->hw->broken_ext_scan)

22
drivers/bluetooth/hci_qca.c
View File

@ -7,6 +7,7 @@
*
* Copyright (C) 2007 Texas Instruments, Inc.
* Copyright (c) 2010, 2012, 2018 The Linux Foundation. All rights reserved.
* Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
*
* Acknowledgements:
* This file is based on hci_ll.c, which was...
@ -1806,13 +1807,12 @@ static int qca_power_on(struct hci_dev *hdev)
static void hci_coredump_qca(struct hci_dev *hdev)
{
int err;
static const u8 param[] = { 0x26 };
struct sk_buff *skb;
skb = __hci_cmd_sync(hdev, 0xfc0c, 1, param, HCI_CMD_TIMEOUT);
if (IS_ERR(skb))
bt_dev_err(hdev, "%s: trigger crash failed (%ld)", __func__, PTR_ERR(skb));
kfree_skb(skb);
err = __hci_cmd_send(hdev, 0xfc0c, 1, param);
if (err < 0)
bt_dev_err(hdev, "%s: trigger crash failed (%d)", __func__, err);
}
static int qca_get_data_path_id(struct hci_dev *hdev, __u8 *data_path_id)
@ -1904,7 +1904,17 @@ retry:
case QCA_WCN6750:
case QCA_WCN6855:
case QCA_WCN7850:
set_bit(HCI_QUIRK_USE_BDADDR_PROPERTY, &hdev->quirks);
/* Set BDA quirk bit for reading BDA value from fwnode property
* only if that property exist in DT.
*/
if (fwnode_property_present(dev_fwnode(hdev->dev.parent), "local-bd-address")) {
set_bit(HCI_QUIRK_USE_BDADDR_PROPERTY, &hdev->quirks);
bt_dev_info(hdev, "setting quirk bit to read BDA from fwnode later");
} else {
bt_dev_dbg(hdev, "local-bd-address` is not present in the devicetree so not setting quirk bit for BDA");
}
hci_set_aosp_capable(hdev);
ret = qca_read_soc_version(hdev, &ver, soc_type);

7
net/bluetooth/hci_core.c
View File

@ -1049,6 +1049,7 @@ static void hci_error_reset(struct work_struct *work)
{
struct hci_dev *hdev = container_of(work, struct hci_dev, error_reset);
hci_dev_hold(hdev);
BT_DBG("%s", hdev->name);
if (hdev->hw_error)
@ -1056,10 +1057,10 @@ static void hci_error_reset(struct work_struct *work)
else
bt_dev_err(hdev, "hardware error 0x%2.2x", hdev->hw_error_code);
if (hci_dev_do_close(hdev))
return;
if (!hci_dev_do_close(hdev))
hci_dev_do_open(hdev);
hci_dev_do_open(hdev);
hci_dev_put(hdev);
}
void hci_uuids_clear(struct hci_dev *hdev)

13
net/bluetooth/hci_event.c
View File

@ -5329,9 +5329,12 @@ static void hci_io_capa_request_evt(struct hci_dev *hdev, void *data,
hci_dev_lock(hdev);
conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr);
if (!conn || !hci_conn_ssp_enabled(conn))
if (!conn || !hci_dev_test_flag(hdev, HCI_SSP_ENABLED))
goto unlock;
/* Assume remote supports SSP since it has triggered this event */
set_bit(HCI_CONN_SSP_ENABLED, &conn->flags);
hci_conn_hold(conn);
if (!hci_dev_test_flag(hdev, HCI_MGMT))
@ -6794,6 +6797,10 @@ static void hci_le_remote_conn_param_req_evt(struct hci_dev *hdev, void *data,
return send_conn_param_neg_reply(hdev, handle,
HCI_ERROR_UNKNOWN_CONN_ID);
if (max > hcon->le_conn_max_interval)
return send_conn_param_neg_reply(hdev, handle,
HCI_ERROR_INVALID_LL_PARAMS);
if (hci_check_conn_params(min, max, latency, timeout))
return send_conn_param_neg_reply(hdev, handle,
HCI_ERROR_INVALID_LL_PARAMS);
@ -7420,10 +7427,10 @@ static void hci_store_wake_reason(struct hci_dev *hdev, u8 event,
* keep track of the bdaddr of the connection event that woke us up.
*/
if (event == HCI_EV_CONN_REQUEST) {
bacpy(&hdev->wake_addr, &conn_complete->bdaddr);
bacpy(&hdev->wake_addr, &conn_request->bdaddr);
hdev->wake_addr_type = BDADDR_BREDR;
} else if (event == HCI_EV_CONN_COMPLETE) {
bacpy(&hdev->wake_addr, &conn_request->bdaddr);
bacpy(&hdev->wake_addr, &conn_complete->bdaddr);
hdev->wake_addr_type = BDADDR_BREDR;
} else if (event == HCI_EV_LE_META) {
struct hci_ev_le_meta *le_ev = (void *)skb->data;

7
net/bluetooth/hci_sync.c
View File

@ -2206,8 +2206,11 @@ static int hci_le_add_accept_list_sync(struct hci_dev *hdev,
/* During suspend, only wakeable devices can be in acceptlist */
if (hdev->suspended &&
!(params->flags & HCI_CONN_FLAG_REMOTE_WAKEUP))
!(params->flags & HCI_CONN_FLAG_REMOTE_WAKEUP)) {
hci_le_del_accept_list_sync(hdev, &params->addr,
params->addr_type);
return 0;
}
/* Select filter policy to accept all advertising */
if (*num_entries >= hdev->le_accept_list_size)
@ -5559,7 +5562,7 @@ static int hci_inquiry_sync(struct hci_dev *hdev, u8 length)
bt_dev_dbg(hdev, "");
if (hci_dev_test_flag(hdev, HCI_INQUIRY))
if (test_bit(HCI_INQUIRY, &hdev->flags))
return 0;
hci_dev_lock(hdev);

8
net/bluetooth/l2cap_core.c
View File

@ -5613,7 +5613,13 @@ static inline int l2cap_conn_param_update_req(struct l2cap_conn *conn,
memset(&rsp, 0, sizeof(rsp));
err = hci_check_conn_params(min, max, latency, to_multiplier);
if (max > hcon->le_conn_max_interval) {
BT_DBG("requested connection interval exceeds current bounds.");
err = -EINVAL;
} else {
err = hci_check_conn_params(min, max, latency, to_multiplier);
}
if (err)
rsp.result = cpu_to_le16(L2CAP_CONN_PARAM_REJECTED);
else

4
net/bluetooth/mgmt.c
View File

@ -1045,6 +1045,8 @@ static void rpa_expired(struct work_struct *work)
hci_cmd_sync_queue(hdev, rpa_expired_sync, NULL, NULL);
}
static int set_discoverable_sync(struct hci_dev *hdev, void *data);
static void discov_off(struct work_struct *work)
{
struct hci_dev *hdev = container_of(work, struct hci_dev,
@ -1063,7 +1065,7 @@ static void discov_off(struct work_struct *work)
hci_dev_clear_flag(hdev, HCI_DISCOVERABLE);
hdev->discov_timeout = 0;
hci_update_discoverable(hdev);
hci_cmd_sync_queue(hdev, set_discoverable_sync, NULL, NULL);
mgmt_new_settings(hdev);

2
net/bluetooth/rfcomm/core.c
View File

@ -1941,7 +1941,7 @@ static struct rfcomm_session *rfcomm_process_rx(struct rfcomm_session *s)
/* Get data directly from socket receive queue without copying it. */
while ((skb = skb_dequeue(&sk->sk_receive_queue))) {
skb_orphan(skb);
if (!skb_linearize(skb)) {
if (!skb_linearize(skb) && sk->sk_state != BT_CLOSED) {
s = rfcomm_recv_frame(s, skb);
if (!s)
break;