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Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next into for-davem

Browse source
This commit is contained in:
John W. Linville 2013-02-08 13:16:17 -05:00
commit f5237f278f
249 changed files with 26303 additions and 3190 deletions
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42
net/bluetooth/a2mp.c
View file

@ -290,7 +290,7 @@ static int a2mp_getinfo_req(struct amp_mgr *mgr, struct sk_buff *skb,
goto done;
}
mgr->state = READ_LOC_AMP_INFO;
set_bit(READ_LOC_AMP_INFO, &mgr->state);
hci_send_cmd(hdev, HCI_OP_READ_LOCAL_AMP_INFO, 0, NULL);
done:
@ -499,8 +499,16 @@ send_rsp:
if (hdev)
hci_dev_put(hdev);
a2mp_send(mgr, A2MP_CREATEPHYSLINK_RSP, hdr->ident, sizeof(rsp),
&rsp);
/* Reply error now and success after HCI Write Remote AMP Assoc
command complete with success status
*/
if (rsp.status != A2MP_STATUS_SUCCESS) {
a2mp_send(mgr, A2MP_CREATEPHYSLINK_RSP, hdr->ident,
sizeof(rsp), &rsp);
} else {
set_bit(WRITE_REMOTE_AMP_ASSOC, &mgr->state);
mgr->ident = hdr->ident;
}
skb_pull(skb, le16_to_cpu(hdr->len));
return 0;
@ -840,7 +848,7 @@ struct amp_mgr *amp_mgr_lookup_by_state(u8 state)
mutex_lock(&amp_mgr_list_lock);
list_for_each_entry(mgr, &amp_mgr_list, list) {
if (mgr->state == state) {
if (test_and_clear_bit(state, &mgr->state)) {
amp_mgr_get(mgr);
mutex_unlock(&amp_mgr_list_lock);
return mgr;
@ -949,6 +957,32 @@ clean:
kfree(req);
}
void a2mp_send_create_phy_link_rsp(struct hci_dev *hdev, u8 status)
{
struct amp_mgr *mgr;
struct a2mp_physlink_rsp rsp;
struct hci_conn *hs_hcon;
mgr = amp_mgr_lookup_by_state(WRITE_REMOTE_AMP_ASSOC);
if (!mgr)
return;
hs_hcon = hci_conn_hash_lookup_state(hdev, AMP_LINK, BT_CONNECT);
if (!hs_hcon) {
rsp.status = A2MP_STATUS_UNABLE_START_LINK_CREATION;
} else {
rsp.remote_id = hs_hcon->remote_id;
rsp.status = A2MP_STATUS_SUCCESS;
}
BT_DBG("%s mgr %p hs_hcon %p status %u", hdev->name, mgr, hs_hcon,
status);
rsp.local_id = hdev->id;
a2mp_send(mgr, A2MP_CREATEPHYSLINK_RSP, mgr->ident, sizeof(rsp), &rsp);
amp_mgr_put(mgr);
}
void a2mp_discover_amp(struct l2cap_chan *chan)
{
struct l2cap_conn *conn = chan->conn;

25
net/bluetooth/amp.c
View file

@ -236,7 +236,7 @@ void amp_read_loc_assoc(struct hci_dev *hdev, struct amp_mgr *mgr)
cp.max_len = cpu_to_le16(hdev->amp_assoc_size);
mgr->state = READ_LOC_AMP_ASSOC;
set_bit(READ_LOC_AMP_ASSOC, &mgr->state);
hci_send_cmd(hdev, HCI_OP_READ_LOCAL_AMP_ASSOC, sizeof(cp), &cp);
}
@ -250,7 +250,7 @@ void amp_read_loc_assoc_final_data(struct hci_dev *hdev,
cp.len_so_far = cpu_to_le16(0);
cp.max_len = cpu_to_le16(hdev->amp_assoc_size);
mgr->state = READ_LOC_AMP_ASSOC_FINAL;
set_bit(READ_LOC_AMP_ASSOC_FINAL, &mgr->state);
/* Read Local AMP Assoc final link information data */
hci_send_cmd(hdev, HCI_OP_READ_LOCAL_AMP_ASSOC, sizeof(cp), &cp);
@ -317,7 +317,9 @@ void amp_write_rem_assoc_continue(struct hci_dev *hdev, u8 handle)
if (!hcon)
return;
amp_write_rem_assoc_frag(hdev, hcon);
/* Send A2MP create phylink rsp when all fragments are written */
if (amp_write_rem_assoc_frag(hdev, hcon))
a2mp_send_create_phy_link_rsp(hdev, 0);
}
void amp_write_remote_assoc(struct hci_dev *hdev, u8 handle)
@ -403,26 +405,20 @@ void amp_physical_cfm(struct hci_conn *bredr_hcon, struct hci_conn *hs_hcon)
void amp_create_logical_link(struct l2cap_chan *chan)
{
struct hci_conn *hs_hcon = chan->hs_hcon;
struct hci_cp_create_accept_logical_link cp;
struct hci_conn *hcon;
struct hci_dev *hdev;
BT_DBG("chan %p", chan);
BT_DBG("chan %p hs_hcon %p dst %pMR", chan, hs_hcon, chan->conn->dst);
if (!chan->hs_hcon)
if (!hs_hcon)
return;
hdev = hci_dev_hold(chan->hs_hcon->hdev);
if (!hdev)
return;
BT_DBG("chan %p dst %pMR", chan, chan->conn->dst);
hcon = hci_conn_hash_lookup_ba(hdev, AMP_LINK, chan->conn->dst);
if (!hcon)
goto done;
cp.phy_handle = hcon->handle;
cp.phy_handle = hs_hcon->handle;
cp.tx_flow_spec.id = chan->local_id;
cp.tx_flow_spec.stype = chan->local_stype;
@ -438,14 +434,13 @@ void amp_create_logical_link(struct l2cap_chan *chan)
cp.rx_flow_spec.acc_lat = cpu_to_le32(chan->remote_acc_lat);
cp.rx_flow_spec.flush_to = cpu_to_le32(chan->remote_flush_to);
if (hcon->out)
if (hs_hcon->out)
hci_send_cmd(hdev, HCI_OP_CREATE_LOGICAL_LINK, sizeof(cp),
&cp);
else
hci_send_cmd(hdev, HCI_OP_ACCEPT_LOGICAL_LINK, sizeof(cp),
&cp);
done:
hci_dev_put(hdev);
}

1
net/bluetooth/bnep/core.c
View file

@ -33,7 +33,6 @@
#include <net/bluetooth/bluetooth.h>
#include <net/bluetooth/hci_core.h>
#include <net/bluetooth/l2cap.h>
#include "bnep.h"

30
net/bluetooth/hci_core.c
View file

@ -1146,7 +1146,8 @@ static void hci_power_on(struct work_struct *work)
return;
if (test_bit(HCI_AUTO_OFF, &hdev->dev_flags))
schedule_delayed_work(&hdev->power_off, HCI_AUTO_OFF_TIMEOUT);
queue_delayed_work(hdev->req_workqueue, &hdev->power_off,
HCI_AUTO_OFF_TIMEOUT);
if (test_and_clear_bit(HCI_SETUP, &hdev->dev_flags))
mgmt_index_added(hdev);
@ -1182,14 +1183,10 @@ static void hci_discov_off(struct work_struct *work)
int hci_uuids_clear(struct hci_dev *hdev)
{
struct list_head *p, *n;
struct bt_uuid *uuid, *tmp;
list_for_each_safe(p, n, &hdev->uuids) {
struct bt_uuid *uuid;
uuid = list_entry(p, struct bt_uuid, list);
list_del(p);
list_for_each_entry_safe(uuid, tmp, &hdev->uuids, list) {
list_del(&uuid->list);
kfree(uuid);
}
@ -1621,8 +1618,8 @@ static int hci_do_le_scan(struct hci_dev *hdev, u8 type, u16 interval,
if (err < 0)
return err;
schedule_delayed_work(&hdev->le_scan_disable,
msecs_to_jiffies(timeout));
queue_delayed_work(hdev->workqueue, &hdev->le_scan_disable,
msecs_to_jiffies(timeout));
return 0;
}
@ -1799,6 +1796,15 @@ int hci_register_dev(struct hci_dev *hdev)
goto err;
}
hdev->req_workqueue = alloc_workqueue(hdev->name,
WQ_HIGHPRI | WQ_UNBOUND |
WQ_MEM_RECLAIM, 1);
if (!hdev->req_workqueue) {
destroy_workqueue(hdev->workqueue);
error = -ENOMEM;
goto err;
}
error = hci_add_sysfs(hdev);
if (error < 0)
goto err_wqueue;
@ -1821,12 +1827,13 @@ int hci_register_dev(struct hci_dev *hdev)
hci_notify(hdev, HCI_DEV_REG);
hci_dev_hold(hdev);
schedule_work(&hdev->power_on);
queue_work(hdev->req_workqueue, &hdev->power_on);
return id;
err_wqueue:
destroy_workqueue(hdev->workqueue);
destroy_workqueue(hdev->req_workqueue);
err:
ida_simple_remove(&hci_index_ida, hdev->id);
write_lock(&hci_dev_list_lock);
@ -1880,6 +1887,7 @@ void hci_unregister_dev(struct hci_dev *hdev)
hci_del_sysfs(hdev);
destroy_workqueue(hdev->workqueue);
destroy_workqueue(hdev->req_workqueue);
hci_dev_lock(hdev);
hci_blacklist_clear(hdev);

64
net/bluetooth/hci_event.c
View file

@ -609,8 +609,17 @@ static void le_setup(struct hci_dev *hdev)
/* Read LE Buffer Size */
hci_send_cmd(hdev, HCI_OP_LE_READ_BUFFER_SIZE, 0, NULL);
/* Read LE Local Supported Features */
hci_send_cmd(hdev, HCI_OP_LE_READ_LOCAL_FEATURES, 0, NULL);
/* Read LE Advertising Channel TX Power */
hci_send_cmd(hdev, HCI_OP_LE_READ_ADV_TX_POWER, 0, NULL);
/* Read LE White List Size */
hci_send_cmd(hdev, HCI_OP_LE_READ_WHITE_LIST_SIZE, 0, NULL);
/* Read LE Supported States */
hci_send_cmd(hdev, HCI_OP_LE_READ_SUPPORTED_STATES, 0, NULL);
}
static void hci_setup(struct hci_dev *hdev)
@ -1090,6 +1099,19 @@ static void hci_cc_le_read_buffer_size(struct hci_dev *hdev,
hci_req_complete(hdev, HCI_OP_LE_READ_BUFFER_SIZE, rp->status);
}
static void hci_cc_le_read_local_features(struct hci_dev *hdev,
struct sk_buff *skb)
{
struct hci_rp_le_read_local_features *rp = (void *) skb->data;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
if (!rp->status)
memcpy(hdev->le_features, rp->features, 8);
hci_req_complete(hdev, HCI_OP_LE_READ_LOCAL_FEATURES, rp->status);
}
static void hci_cc_le_read_adv_tx_power(struct hci_dev *hdev,
struct sk_buff *skb)
{
@ -1290,6 +1312,19 @@ static void hci_cc_le_set_scan_enable(struct hci_dev *hdev,
}
}
static void hci_cc_le_read_white_list_size(struct hci_dev *hdev,
struct sk_buff *skb)
{
struct hci_rp_le_read_white_list_size *rp = (void *) skb->data;
BT_DBG("%s status 0x%2.2x size %u", hdev->name, rp->status, rp->size);
if (!rp->status)
hdev->le_white_list_size = rp->size;
hci_req_complete(hdev, HCI_OP_LE_READ_WHITE_LIST_SIZE, rp->status);
}
static void hci_cc_le_ltk_reply(struct hci_dev *hdev, struct sk_buff *skb)
{
struct hci_rp_le_ltk_reply *rp = (void *) skb->data;
@ -1314,6 +1349,19 @@ static void hci_cc_le_ltk_neg_reply(struct hci_dev *hdev, struct sk_buff *skb)
hci_req_complete(hdev, HCI_OP_LE_LTK_NEG_REPLY, rp->status);
}
static void hci_cc_le_read_supported_states(struct hci_dev *hdev,
struct sk_buff *skb)
{
struct hci_rp_le_read_supported_states *rp = (void *) skb->data;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
if (!rp->status)
memcpy(hdev->le_states, rp->le_states, 8);
hci_req_complete(hdev, HCI_OP_LE_READ_SUPPORTED_STATES, rp->status);
}
static void hci_cc_write_le_host_supported(struct hci_dev *hdev,
struct sk_buff *skb)
{
@ -2628,6 +2676,10 @@ static void hci_cmd_complete_evt(struct hci_dev *hdev, struct sk_buff *skb)
hci_cc_le_read_buffer_size(hdev, skb);
break;
case HCI_OP_LE_READ_LOCAL_FEATURES:
hci_cc_le_read_local_features(hdev, skb);
break;
case HCI_OP_LE_READ_ADV_TX_POWER:
hci_cc_le_read_adv_tx_power(hdev, skb);
break;
@ -2664,6 +2716,10 @@ static void hci_cmd_complete_evt(struct hci_dev *hdev, struct sk_buff *skb)
hci_cc_le_set_scan_enable(hdev, skb);
break;
case HCI_OP_LE_READ_WHITE_LIST_SIZE:
hci_cc_le_read_white_list_size(hdev, skb);
break;
case HCI_OP_LE_LTK_REPLY:
hci_cc_le_ltk_reply(hdev, skb);
break;
@ -2672,6 +2728,10 @@ static void hci_cmd_complete_evt(struct hci_dev *hdev, struct sk_buff *skb)
hci_cc_le_ltk_neg_reply(hdev, skb);
break;
case HCI_OP_LE_READ_SUPPORTED_STATES:
hci_cc_le_read_supported_states(hdev, skb);
break;
case HCI_OP_WRITE_LE_HOST_SUPPORTED:
hci_cc_write_le_host_supported(hdev, skb);
break;
@ -3928,8 +3988,6 @@ static void hci_le_adv_report_evt(struct hci_dev *hdev, struct sk_buff *skb)
void *ptr = &skb->data[1];
s8 rssi;
hci_dev_lock(hdev);
while (num_reports--) {
struct hci_ev_le_advertising_info *ev = ptr;
@ -3939,8 +3997,6 @@ static void hci_le_adv_report_evt(struct hci_dev *hdev, struct sk_buff *skb)
ptr += sizeof(*ev) + ev->length + 1;
}
hci_dev_unlock(hdev);
}
static void hci_le_ltk_request_evt(struct hci_dev *hdev, struct sk_buff *skb)

22
net/bluetooth/hci_sysfs.c
View file

@ -2,6 +2,7 @@
#include <linux/debugfs.h>
#include <linux/module.h>
#include <asm/unaligned.h>
#include <net/bluetooth/bluetooth.h>
#include <net/bluetooth/hci_core.h>
@ -461,19 +462,18 @@ static const struct file_operations blacklist_fops = {
static void print_bt_uuid(struct seq_file *f, u8 *uuid)
{
__be32 data0, data4;
__be16 data1, data2, data3, data5;
u32 data0, data5;
u16 data1, data2, data3, data4;
memcpy(&data0, &uuid[0], 4);
memcpy(&data1, &uuid[4], 2);
memcpy(&data2, &uuid[6], 2);
memcpy(&data3, &uuid[8], 2);
memcpy(&data4, &uuid[10], 4);
memcpy(&data5, &uuid[14], 2);
data5 = get_unaligned_le32(uuid);
data4 = get_unaligned_le16(uuid + 4);
data3 = get_unaligned_le16(uuid + 6);
data2 = get_unaligned_le16(uuid + 8);
data1 = get_unaligned_le16(uuid + 10);
data0 = get_unaligned_le32(uuid + 12);
seq_printf(f, "%.8x-%.4x-%.4x-%.4x-%.8x%.4x\n",
ntohl(data0), ntohs(data1), ntohs(data2), ntohs(data3),
ntohl(data4), ntohs(data5));
seq_printf(f, "%.8x-%.4x-%.4x-%.4x-%.4x%.8x\n",
data0, data1, data2, data3, data4, data5);
}
static int uuids_show(struct seq_file *f, void *p)

5
net/bluetooth/l2cap_core.c
View file

@ -1527,17 +1527,12 @@ static struct l2cap_conn *l2cap_conn_add(struct hci_conn *hcon, u8 status)
BT_DBG("hcon %p conn %p hchan %p", hcon, conn, hchan);
switch (hcon->type) {
case AMP_LINK:
conn->mtu = hcon->hdev->block_mtu;
break;
case LE_LINK:
if (hcon->hdev->le_mtu) {
conn->mtu = hcon->hdev->le_mtu;
break;
}
/* fall through */
default:
conn->mtu = hcon->hdev->acl_mtu;
break;

491
net/bluetooth/mgmt.c
View file

@ -35,7 +35,7 @@
bool enable_hs;
#define MGMT_VERSION 1
#define MGMT_REVISION 2
#define MGMT_REVISION 3
static const u16 mgmt_commands[] = {
MGMT_OP_READ_INDEX_LIST,
@ -435,35 +435,117 @@ static u32 get_current_settings(struct hci_dev *hdev)
#define PNP_INFO_SVCLASS_ID 0x1200
static u8 bluetooth_base_uuid[] = {
0xFB, 0x34, 0x9B, 0x5F, 0x80, 0x00, 0x00, 0x80,
0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
};
static u16 get_uuid16(u8 *uuid128)
static u8 *create_uuid16_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len)
{
u32 val;
int i;
u8 *ptr = data, *uuids_start = NULL;
struct bt_uuid *uuid;
for (i = 0; i < 12; i++) {
if (bluetooth_base_uuid[i] != uuid128[i])
return 0;
if (len < 4)
return ptr;
list_for_each_entry(uuid, &hdev->uuids, list) {
u16 uuid16;
if (uuid->size != 16)
continue;
uuid16 = get_unaligned_le16(&uuid->uuid[12]);
if (uuid16 < 0x1100)
continue;
if (uuid16 == PNP_INFO_SVCLASS_ID)
continue;
if (!uuids_start) {
uuids_start = ptr;
uuids_start[0] = 1;
uuids_start[1] = EIR_UUID16_ALL;
ptr += 2;
}
/* Stop if not enough space to put next UUID */
if ((ptr - data) + sizeof(u16) > len) {
uuids_start[1] = EIR_UUID16_SOME;
break;
}
*ptr++ = (uuid16 & 0x00ff);
*ptr++ = (uuid16 & 0xff00) >> 8;
uuids_start[0] += sizeof(uuid16);
}
val = get_unaligned_le32(&uuid128[12]);
if (val > 0xffff)
return 0;
return ptr;
}
return (u16) val;
static u8 *create_uuid32_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len)
{
u8 *ptr = data, *uuids_start = NULL;
struct bt_uuid *uuid;
if (len < 6)
return ptr;
list_for_each_entry(uuid, &hdev->uuids, list) {
if (uuid->size != 32)
continue;
if (!uuids_start) {
uuids_start = ptr;
uuids_start[0] = 1;
uuids_start[1] = EIR_UUID32_ALL;
ptr += 2;
}
/* Stop if not enough space to put next UUID */
if ((ptr - data) + sizeof(u32) > len) {
uuids_start[1] = EIR_UUID32_SOME;
break;
}
memcpy(ptr, &uuid->uuid[12], sizeof(u32));
ptr += sizeof(u32);
uuids_start[0] += sizeof(u32);
}
return ptr;
}
static u8 *create_uuid128_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len)
{
u8 *ptr = data, *uuids_start = NULL;
struct bt_uuid *uuid;
if (len < 18)
return ptr;
list_for_each_entry(uuid, &hdev->uuids, list) {
if (uuid->size != 128)
continue;
if (!uuids_start) {
uuids_start = ptr;
uuids_start[0] = 1;
uuids_start[1] = EIR_UUID128_ALL;
ptr += 2;
}
/* Stop if not enough space to put next UUID */
if ((ptr - data) + 16 > len) {
uuids_start[1] = EIR_UUID128_SOME;
break;
}
memcpy(ptr, uuid->uuid, 16);
ptr += 16;
uuids_start[0] += 16;
}
return ptr;
}
static void create_eir(struct hci_dev *hdev, u8 *data)
{
u8 *ptr = data;
u16 eir_len = 0;
u16 uuid16_list[HCI_MAX_EIR_LENGTH / sizeof(u16)];
int i, truncated = 0;
struct bt_uuid *uuid;
size_t name_len;
name_len = strlen(hdev->dev_name);
@ -481,7 +563,6 @@ static void create_eir(struct hci_dev *hdev, u8 *data)
memcpy(ptr + 2, hdev->dev_name, name_len);
eir_len += (name_len + 2);
ptr += (name_len + 2);
}
@ -490,7 +571,6 @@ static void create_eir(struct hci_dev *hdev, u8 *data)
ptr[1] = EIR_TX_POWER;
ptr[2] = (u8) hdev->inq_tx_power;
eir_len += 3;
ptr += 3;
}
@ -503,60 +583,12 @@ static void create_eir(struct hci_dev *hdev, u8 *data)
put_unaligned_le16(hdev->devid_product, ptr + 6);
put_unaligned_le16(hdev->devid_version, ptr + 8);
eir_len += 10;
ptr += 10;
}
memset(uuid16_list, 0, sizeof(uuid16_list));
/* Group all UUID16 types */
list_for_each_entry(uuid, &hdev->uuids, list) {
u16 uuid16;
uuid16 = get_uuid16(uuid->uuid);
if (uuid16 == 0)
return;
if (uuid16 < 0x1100)
continue;
if (uuid16 == PNP_INFO_SVCLASS_ID)
continue;
/* Stop if not enough space to put next UUID */
if (eir_len + 2 + sizeof(u16) > HCI_MAX_EIR_LENGTH) {
truncated = 1;
break;
}
/* Check for duplicates */
for (i = 0; uuid16_list[i] != 0; i++)
if (uuid16_list[i] == uuid16)
break;
if (uuid16_list[i] == 0) {
uuid16_list[i] = uuid16;
eir_len += sizeof(u16);
}
}
if (uuid16_list[0] != 0) {
u8 *length = ptr;
/* EIR Data type */
ptr[1] = truncated ? EIR_UUID16_SOME : EIR_UUID16_ALL;
ptr += 2;
eir_len += 2;
for (i = 0; uuid16_list[i] != 0; i++) {
*ptr++ = (uuid16_list[i] & 0x00ff);
*ptr++ = (uuid16_list[i] & 0xff00) >> 8;
}
/* EIR Data length */
*length = (i * sizeof(u16)) + 1;
}
ptr = create_uuid16_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data));
ptr = create_uuid32_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data));
ptr = create_uuid128_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data));
}
static int update_eir(struct hci_dev *hdev)
@ -728,13 +760,9 @@ static void mgmt_pending_foreach(u16 opcode, struct hci_dev *hdev,
void *data),
void *data)
{
struct list_head *p, *n;
list_for_each_safe(p, n, &hdev->mgmt_pending) {
struct pending_cmd *cmd;
cmd = list_entry(p, struct pending_cmd, list);
struct pending_cmd *cmd, *tmp;
list_for_each_entry_safe(cmd, tmp, &hdev->mgmt_pending, list) {
if (opcode > 0 && cmd->opcode != opcode)
continue;
@ -777,14 +805,19 @@ static int set_powered(struct sock *sk, struct hci_dev *hdev, void *data,
BT_DBG("request for %s", hdev->name);
if (cp->val != 0x00 && cp->val != 0x01)
return cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED,
MGMT_STATUS_INVALID_PARAMS);
hci_dev_lock(hdev);
if (test_and_clear_bit(HCI_AUTO_OFF, &hdev->dev_flags)) {
cancel_delayed_work(&hdev->power_off);
if (cp->val) {
err = send_settings_rsp(sk, MGMT_OP_SET_POWERED, hdev);
mgmt_powered(hdev, 1);
mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev,
data, len);
err = mgmt_powered(hdev, 1);
goto failed;
}
}
@ -807,9 +840,9 @@ static int set_powered(struct sock *sk, struct hci_dev *hdev, void *data,
}
if (cp->val)
schedule_work(&hdev->power_on);
queue_work(hdev->req_workqueue, &hdev->power_on);
else
schedule_work(&hdev->power_off.work);
queue_work(hdev->req_workqueue, &hdev->power_off.work);
err = 0;
@ -872,6 +905,10 @@ static int set_discoverable(struct sock *sk, struct hci_dev *hdev, void *data,
return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE,
MGMT_STATUS_NOT_SUPPORTED);
if (cp->val != 0x00 && cp->val != 0x01)
return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE,
MGMT_STATUS_INVALID_PARAMS);
timeout = __le16_to_cpu(cp->timeout);
if (!cp->val && timeout > 0)
return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE,
@ -971,6 +1008,10 @@ static int set_connectable(struct sock *sk, struct hci_dev *hdev, void *data,
return cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE,
MGMT_STATUS_NOT_SUPPORTED);
if (cp->val != 0x00 && cp->val != 0x01)
return cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE,
MGMT_STATUS_INVALID_PARAMS);
hci_dev_lock(hdev);
if (!hdev_is_powered(hdev)) {
@ -1041,6 +1082,10 @@ static int set_pairable(struct sock *sk, struct hci_dev *hdev, void *data,
BT_DBG("request for %s", hdev->name);
if (cp->val != 0x00 && cp->val != 0x01)
return cmd_status(sk, hdev->id, MGMT_OP_SET_PAIRABLE,
MGMT_STATUS_INVALID_PARAMS);
hci_dev_lock(hdev);
if (cp->val)
@ -1073,6 +1118,10 @@ static int set_link_security(struct sock *sk, struct hci_dev *hdev, void *data,
return cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY,
MGMT_STATUS_NOT_SUPPORTED);
if (cp->val != 0x00 && cp->val != 0x01)
return cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY,
MGMT_STATUS_INVALID_PARAMS);
hci_dev_lock(hdev);
if (!hdev_is_powered(hdev)) {
@ -1133,13 +1182,15 @@ static int set_ssp(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
BT_DBG("request for %s", hdev->name);
hci_dev_lock(hdev);
if (!lmp_ssp_capable(hdev))
return cmd_status(sk, hdev->id, MGMT_OP_SET_SSP,
MGMT_STATUS_NOT_SUPPORTED);
if (!lmp_ssp_capable(hdev)) {
err = cmd_status(sk, hdev->id, MGMT_OP_SET_SSP,
MGMT_STATUS_NOT_SUPPORTED);
goto failed;
}
if (cp->val != 0x00 && cp->val != 0x01)
return cmd_status(sk, hdev->id, MGMT_OP_SET_SSP,
MGMT_STATUS_INVALID_PARAMS);
hci_dev_lock(hdev);
val = !!cp->val;
@ -1199,6 +1250,10 @@ static int set_hs(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
return cmd_status(sk, hdev->id, MGMT_OP_SET_HS,
MGMT_STATUS_NOT_SUPPORTED);
if (cp->val != 0x00 && cp->val != 0x01)
return cmd_status(sk, hdev->id, MGMT_OP_SET_HS,
MGMT_STATUS_INVALID_PARAMS);
if (cp->val)
set_bit(HCI_HS_ENABLED, &hdev->dev_flags);
else
@ -1217,13 +1272,15 @@ static int set_le(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
BT_DBG("request for %s", hdev->name);
hci_dev_lock(hdev);
if (!lmp_le_capable(hdev))
return cmd_status(sk, hdev->id, MGMT_OP_SET_LE,
MGMT_STATUS_NOT_SUPPORTED);
if (!lmp_le_capable(hdev)) {
err = cmd_status(sk, hdev->id, MGMT_OP_SET_LE,
MGMT_STATUS_NOT_SUPPORTED);
goto unlock;
}
if (cp->val != 0x00 && cp->val != 0x01)
return cmd_status(sk, hdev->id, MGMT_OP_SET_LE,
MGMT_STATUS_INVALID_PARAMS);
hci_dev_lock(hdev);
val = !!cp->val;
enabled = lmp_host_le_capable(hdev);
@ -1275,6 +1332,25 @@ unlock:
return err;
}
static const u8 bluetooth_base_uuid[] = {
0xfb, 0x34, 0x9b, 0x5f, 0x80, 0x00, 0x00, 0x80,
0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
};
static u8 get_uuid_size(const u8 *uuid)
{
u32 val;
if (memcmp(uuid, bluetooth_base_uuid, 12))
return 128;
val = get_unaligned_le32(&uuid[12]);
if (val > 0xffff)
return 32;
return 16;
}
static int add_uuid(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
{
struct mgmt_cp_add_uuid *cp = data;
@ -1300,8 +1376,9 @@ static int add_uuid(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
memcpy(uuid->uuid, cp->uuid, 16);
uuid->svc_hint = cp->svc_hint;
uuid->size = get_uuid_size(cp->uuid);
list_add(&uuid->list, &hdev->uuids);
list_add_tail(&uuid->list, &hdev->uuids);
err = update_class(hdev);
if (err < 0)
@ -1332,7 +1409,8 @@ static bool enable_service_cache(struct hci_dev *hdev)
return false;
if (!test_and_set_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) {
schedule_delayed_work(&hdev->service_cache, CACHE_TIMEOUT);
queue_delayed_work(hdev->workqueue, &hdev->service_cache,
CACHE_TIMEOUT);
return true;
}
@ -1344,7 +1422,7 @@ static int remove_uuid(struct sock *sk, struct hci_dev *hdev, void *data,
{
struct mgmt_cp_remove_uuid *cp = data;
struct pending_cmd *cmd;
struct list_head *p, *n;
struct bt_uuid *match, *tmp;
u8 bt_uuid_any[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
int err, found;
@ -1372,9 +1450,7 @@ static int remove_uuid(struct sock *sk, struct hci_dev *hdev, void *data,
found = 0;
list_for_each_safe(p, n, &hdev->uuids) {
struct bt_uuid *match = list_entry(p, struct bt_uuid, list);
list_for_each_entry_safe(match, tmp, &hdev->uuids, list) {
if (memcmp(match->uuid, cp->uuid, 16) != 0)
continue;
@ -1422,13 +1498,19 @@ static int set_dev_class(struct sock *sk, struct hci_dev *hdev, void *data,
BT_DBG("request for %s", hdev->name);
hci_dev_lock(hdev);
if (!lmp_bredr_capable(hdev))
return cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS,
MGMT_STATUS_NOT_SUPPORTED);
if (test_bit(HCI_PENDING_CLASS, &hdev->dev_flags)) {
err = cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS,
MGMT_STATUS_BUSY);
goto unlock;
}
if (test_bit(HCI_PENDING_CLASS, &hdev->dev_flags))
return cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS,
MGMT_STATUS_BUSY);
if ((cp->minor & 0x03) != 0 || (cp->major & 0xe0) != 0)
return cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS,
MGMT_STATUS_INVALID_PARAMS);
hci_dev_lock(hdev);
hdev->major_class = cp->major;
hdev->minor_class = cp->minor;
@ -1483,9 +1565,21 @@ static int load_link_keys(struct sock *sk, struct hci_dev *hdev, void *data,
MGMT_STATUS_INVALID_PARAMS);
}
if (cp->debug_keys != 0x00 && cp->debug_keys != 0x01)
return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS,
MGMT_STATUS_INVALID_PARAMS);
BT_DBG("%s debug_keys %u key_count %u", hdev->name, cp->debug_keys,
key_count);
for (i = 0; i < key_count; i++) {
struct mgmt_link_key_info *key = &cp->keys[i];
if (key->addr.type != BDADDR_BREDR)
return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS,
MGMT_STATUS_INVALID_PARAMS);
}
hci_dev_lock(hdev);
hci_link_keys_clear(hdev);
@ -1533,12 +1627,22 @@ static int unpair_device(struct sock *sk, struct hci_dev *hdev, void *data,
struct hci_conn *conn;
int err;
hci_dev_lock(hdev);
memset(&rp, 0, sizeof(rp));
bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr);
rp.addr.type = cp->addr.type;
if (!bdaddr_type_is_valid(cp->addr.type))
return cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE,
MGMT_STATUS_INVALID_PARAMS,
&rp, sizeof(rp));
if (cp->disconnect != 0x00 && cp->disconnect != 0x01)
return cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE,
MGMT_STATUS_INVALID_PARAMS,
&rp, sizeof(rp));
hci_dev_lock(hdev);
if (!hdev_is_powered(hdev)) {
err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE,
MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp));
@ -1596,6 +1700,7 @@ static int disconnect(struct sock *sk, struct hci_dev *hdev, void *data,
u16 len)
{
struct mgmt_cp_disconnect *cp = data;
struct mgmt_rp_disconnect rp;
struct hci_cp_disconnect dc;
struct pending_cmd *cmd;
struct hci_conn *conn;
@ -1603,17 +1708,26 @@ static int disconnect(struct sock *sk, struct hci_dev *hdev, void *data,
BT_DBG("");
memset(&rp, 0, sizeof(rp));
bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr);
rp.addr.type = cp->addr.type;
if (!bdaddr_type_is_valid(cp->addr.type))
return cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT,
MGMT_STATUS_INVALID_PARAMS,
&rp, sizeof(rp));
hci_dev_lock(hdev);
if (!test_bit(HCI_UP, &hdev->flags)) {
err = cmd_status(sk, hdev->id, MGMT_OP_DISCONNECT,
MGMT_STATUS_NOT_POWERED);
err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT,
MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp));
goto failed;
}
if (mgmt_pending_find(MGMT_OP_DISCONNECT, hdev)) {
err = cmd_status(sk, hdev->id, MGMT_OP_DISCONNECT,
MGMT_STATUS_BUSY);
err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT,
MGMT_STATUS_BUSY, &rp, sizeof(rp));
goto failed;
}
@ -1624,8 +1738,8 @@ static int disconnect(struct sock *sk, struct hci_dev *hdev, void *data,
conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->addr.bdaddr);
if (!conn || conn->state == BT_OPEN || conn->state == BT_CLOSED) {
err = cmd_status(sk, hdev->id, MGMT_OP_DISCONNECT,
MGMT_STATUS_NOT_CONNECTED);
err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT,
MGMT_STATUS_NOT_CONNECTED, &rp, sizeof(rp));
goto failed;
}
@ -1903,11 +2017,20 @@ static int pair_device(struct sock *sk, struct hci_dev *hdev, void *data,
BT_DBG("");
memset(&rp, 0, sizeof(rp));
bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr);
rp.addr.type = cp->addr.type;
if (!bdaddr_type_is_valid(cp->addr.type))
return cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE,
MGMT_STATUS_INVALID_PARAMS,
&rp, sizeof(rp));
hci_dev_lock(hdev);
if (!hdev_is_powered(hdev)) {
err = cmd_status(sk, hdev->id, MGMT_OP_PAIR_DEVICE,
MGMT_STATUS_NOT_POWERED);
err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE,
MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp));
goto unlock;
}
@ -1924,10 +2047,6 @@ static int pair_device(struct sock *sk, struct hci_dev *hdev, void *data,
conn = hci_connect(hdev, LE_LINK, &cp->addr.bdaddr,
cp->addr.type, sec_level, auth_type);
memset(&rp, 0, sizeof(rp));
bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr);
rp.addr.type = cp->addr.type;
if (IS_ERR(conn)) {
int status;
@ -2254,24 +2373,16 @@ static int add_remote_oob_data(struct sock *sk, struct hci_dev *hdev,
hci_dev_lock(hdev);
if (!hdev_is_powered(hdev)) {
err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA,
MGMT_STATUS_NOT_POWERED, &cp->addr,
sizeof(cp->addr));
goto unlock;
}
err = hci_add_remote_oob_data(hdev, &cp->addr.bdaddr, cp->hash,
cp->randomizer);
if (err < 0)
status = MGMT_STATUS_FAILED;
else
status = 0;
status = MGMT_STATUS_SUCCESS;
err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, status,
&cp->addr, sizeof(cp->addr));
unlock:
hci_dev_unlock(hdev);
return err;
}
@ -2287,24 +2398,15 @@ static int remove_remote_oob_data(struct sock *sk, struct hci_dev *hdev,
hci_dev_lock(hdev);
if (!hdev_is_powered(hdev)) {
err = cmd_complete(sk, hdev->id,
MGMT_OP_REMOVE_REMOTE_OOB_DATA,
MGMT_STATUS_NOT_POWERED, &cp->addr,
sizeof(cp->addr));
goto unlock;
}
err = hci_remove_remote_oob_data(hdev, &cp->addr.bdaddr);
if (err < 0)
status = MGMT_STATUS_INVALID_PARAMS;
else
status = 0;
status = MGMT_STATUS_SUCCESS;
err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_REMOTE_OOB_DATA,
status, &cp->addr, sizeof(cp->addr));
unlock:
hci_dev_unlock(hdev);
return err;
}
@ -2365,31 +2467,45 @@ static int start_discovery(struct sock *sk, struct hci_dev *hdev,
switch (hdev->discovery.type) {
case DISCOV_TYPE_BREDR:
if (lmp_bredr_capable(hdev))
err = hci_do_inquiry(hdev, INQUIRY_LEN_BREDR);
else
err = -ENOTSUPP;
if (!lmp_bredr_capable(hdev)) {
err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY,
MGMT_STATUS_NOT_SUPPORTED);
mgmt_pending_remove(cmd);
goto failed;
}
err = hci_do_inquiry(hdev, INQUIRY_LEN_BREDR);
break;
case DISCOV_TYPE_LE:
if (lmp_host_le_capable(hdev))
err = hci_le_scan(hdev, LE_SCAN_TYPE, LE_SCAN_INT,
LE_SCAN_WIN, LE_SCAN_TIMEOUT_LE_ONLY);
else
err = -ENOTSUPP;
if (!lmp_host_le_capable(hdev)) {
err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY,
MGMT_STATUS_NOT_SUPPORTED);
mgmt_pending_remove(cmd);
goto failed;
}
err = hci_le_scan(hdev, LE_SCAN_TYPE, LE_SCAN_INT,
LE_SCAN_WIN, LE_SCAN_TIMEOUT_LE_ONLY);
break;
case DISCOV_TYPE_INTERLEAVED:
if (lmp_host_le_capable(hdev) && lmp_bredr_capable(hdev))
err = hci_le_scan(hdev, LE_SCAN_TYPE, LE_SCAN_INT,
LE_SCAN_WIN,
LE_SCAN_TIMEOUT_BREDR_LE);
else
err = -ENOTSUPP;
if (!lmp_host_le_capable(hdev) || !lmp_bredr_capable(hdev)) {
err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY,
MGMT_STATUS_NOT_SUPPORTED);
mgmt_pending_remove(cmd);
goto failed;
}
err = hci_le_scan(hdev, LE_SCAN_TYPE, LE_SCAN_INT, LE_SCAN_WIN,
LE_SCAN_TIMEOUT_BREDR_LE);
break;
default:
err = -EINVAL;
err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY,
MGMT_STATUS_INVALID_PARAMS);
mgmt_pending_remove(cmd);
goto failed;
}
if (err < 0)
@ -2510,7 +2626,8 @@ static int confirm_name(struct sock *sk, struct hci_dev *hdev, void *data,
hci_inquiry_cache_update_resolve(hdev, e);
}
err = 0;
err = cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, 0, &cp->addr,
sizeof(cp->addr));
failed:
hci_dev_unlock(hdev);
@ -2526,13 +2643,18 @@ static int block_device(struct sock *sk, struct hci_dev *hdev, void *data,
BT_DBG("%s", hdev->name);
if (!bdaddr_type_is_valid(cp->addr.type))
return cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE,
MGMT_STATUS_INVALID_PARAMS,
&cp->addr, sizeof(cp->addr));
hci_dev_lock(hdev);
err = hci_blacklist_add(hdev, &cp->addr.bdaddr, cp->addr.type);
if (err < 0)
status = MGMT_STATUS_FAILED;
else
status = 0;
status = MGMT_STATUS_SUCCESS;
err = cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, status,
&cp->addr, sizeof(cp->addr));
@ -2551,13 +2673,18 @@ static int unblock_device(struct sock *sk, struct hci_dev *hdev, void *data,
BT_DBG("%s", hdev->name);
if (!bdaddr_type_is_valid(cp->addr.type))
return cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE,
MGMT_STATUS_INVALID_PARAMS,
&cp->addr, sizeof(cp->addr));
hci_dev_lock(hdev);
err = hci_blacklist_del(hdev, &cp->addr.bdaddr, cp->addr.type);
if (err < 0)
status = MGMT_STATUS_INVALID_PARAMS;
else
status = 0;
status = MGMT_STATUS_SUCCESS;
err = cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, status,
&cp->addr, sizeof(cp->addr));
@ -2612,6 +2739,10 @@ static int set_fast_connectable(struct sock *sk, struct hci_dev *hdev,
return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE,
MGMT_STATUS_NOT_SUPPORTED);
if (cp->val != 0x00 && cp->val != 0x01)
return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE,
MGMT_STATUS_INVALID_PARAMS);
if (!hdev_is_powered(hdev))
return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE,
MGMT_STATUS_NOT_POWERED);
@ -2659,12 +2790,23 @@ done:
return err;
}
static bool ltk_is_valid(struct mgmt_ltk_info *key)
{
if (key->authenticated != 0x00 && key->authenticated != 0x01)
return false;
if (key->master != 0x00 && key->master != 0x01)
return false;
if (!bdaddr_type_is_le(key->addr.type))
return false;
return true;
}
static int load_long_term_keys(struct sock *sk, struct hci_dev *hdev,
void *cp_data, u16 len)
{
struct mgmt_cp_load_long_term_keys *cp = cp_data;
u16 key_count, expected_len;
int i;
int i, err;
key_count = __le16_to_cpu(cp->key_count);
@ -2674,11 +2816,20 @@ static int load_long_term_keys(struct sock *sk, struct hci_dev *hdev,
BT_ERR("load_keys: expected %u bytes, got %u bytes",
len, expected_len);
return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS,
EINVAL);
MGMT_STATUS_INVALID_PARAMS);
}
BT_DBG("%s key_count %u", hdev->name, key_count);
for (i = 0; i < key_count; i++) {
struct mgmt_ltk_info *key = &cp->keys[i];
if (!ltk_is_valid(key))
return cmd_status(sk, hdev->id,
MGMT_OP_LOAD_LONG_TERM_KEYS,
MGMT_STATUS_INVALID_PARAMS);
}
hci_dev_lock(hdev);
hci_smp_ltks_clear(hdev);
@ -2698,9 +2849,12 @@ static int load_long_term_keys(struct sock *sk, struct hci_dev *hdev,
key->enc_size, key->ediv, key->rand);
}
err = cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, 0,
NULL, 0);
hci_dev_unlock(hdev);
return 0;
return err;
}
static const struct mgmt_handler {
@ -2915,6 +3069,8 @@ int mgmt_powered(struct hci_dev *hdev, u8 powered)
mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match);
if (powered) {
u8 link_sec;
if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags) &&
!lmp_host_ssp_capable(hdev)) {
u8 ssp = 1;
@ -2938,6 +3094,11 @@ int mgmt_powered(struct hci_dev *hdev, u8 powered)
sizeof(cp), &cp);
}
link_sec = test_bit(HCI_LINK_SECURITY, &hdev->dev_flags);
if (link_sec != test_bit(HCI_AUTH, &hdev->flags))
hci_send_cmd(hdev, HCI_OP_WRITE_AUTH_ENABLE,
sizeof(link_sec), &link_sec);
if (lmp_bredr_capable(hdev)) {
set_bredr_scan(hdev);
update_class(hdev);
@ -2946,7 +3107,13 @@ int mgmt_powered(struct hci_dev *hdev, u8 powered)
}
} else {
u8 status = MGMT_STATUS_NOT_POWERED;
u8 zero_cod[] = { 0, 0, 0 };
mgmt_pending_foreach(0, hdev, cmd_status_rsp, &status);
if (memcmp(hdev->dev_class, zero_cod, sizeof(zero_cod)) != 0)
mgmt_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev,
zero_cod, sizeof(zero_cod), NULL);
}
err = new_settings(hdev, match.sk);

18
net/bluetooth/sco.c
View file

@ -900,8 +900,6 @@ static void sco_conn_ready(struct sco_conn *conn)
BT_DBG("conn %p", conn);
sco_conn_lock(conn);
if (sk) {
sco_sock_clear_timer(sk);
bh_lock_sock(sk);
@ -909,9 +907,13 @@ static void sco_conn_ready(struct sco_conn *conn)
sk->sk_state_change(sk);
bh_unlock_sock(sk);
} else {
sco_conn_lock(conn);
parent = sco_get_sock_listen(conn->src);
if (!parent)
goto done;
if (!parent) {
sco_conn_unlock(conn);
return;
}
bh_lock_sock(parent);
@ -919,7 +921,8 @@ static void sco_conn_ready(struct sco_conn *conn)
BTPROTO_SCO, GFP_ATOMIC);
if (!sk) {
bh_unlock_sock(parent);
goto done;
sco_conn_unlock(conn);
return;
}
sco_sock_init(sk, parent);
@ -939,10 +942,9 @@ static void sco_conn_ready(struct sco_conn *conn)
parent->sk_data_ready(parent, 1);
bh_unlock_sock(parent);
}
done:
sco_conn_unlock(conn);
sco_conn_unlock(conn);
}
}
/* ----- SCO interface with lower layer (HCI) ----- */