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-rw-r--r--net/bluetooth/6lowpan.c2
-rw-r--r--net/bluetooth/hci_conn.c156
-rw-r--r--net/bluetooth/hci_core.c179
-rw-r--r--net/bluetooth/hci_debugfs.c48
-rw-r--r--net/bluetooth/hci_event.c290
-rw-r--r--net/bluetooth/hci_request.c4
-rw-r--r--net/bluetooth/hci_request.h4
-rw-r--r--net/bluetooth/hci_sock.c26
-rw-r--r--net/bluetooth/hci_sync.c232
-rw-r--r--net/bluetooth/iso.c201
-rw-r--r--net/bluetooth/l2cap_core.c167
-rw-r--r--net/bluetooth/l2cap_sock.c154
-rw-r--r--net/bluetooth/mgmt.c108
-rw-r--r--net/bluetooth/msft.c2
-rw-r--r--net/bluetooth/msft.h4
-rw-r--r--net/bluetooth/rfcomm/sock.c20
-rw-r--r--net/bluetooth/sco.c44
17 files changed, 691 insertions, 950 deletions
diff --git a/net/bluetooth/6lowpan.c b/net/bluetooth/6lowpan.c
index 27520a8a486f..50cfec8ccac4 100644
--- a/net/bluetooth/6lowpan.c
+++ b/net/bluetooth/6lowpan.c
@@ -133,7 +133,7 @@ static inline struct lowpan_peer *peer_lookup_dst(struct lowpan_btle_dev *dev,
struct in6_addr *daddr,
struct sk_buff *skb)
{
- struct rt6_info *rt = (struct rt6_info *)skb_dst(skb);
+ struct rt6_info *rt = dst_rt6_info(skb_dst(skb));
int count = atomic_read(&dev->peer_count);
const struct in6_addr *nexthop;
struct lowpan_peer *peer;
diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index 3ad74f76983b..0c76dcde5361 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -241,13 +241,13 @@ static int configure_datapath_sync(struct hci_dev *hdev, struct bt_codec *codec)
__u8 vnd_len, *vnd_data = NULL;
struct hci_op_configure_data_path *cmd = NULL;
+ /* Do not take below 2 checks as error since the 1st means user do not
+ * want to use HFP offload mode and the 2nd means the vendor controller
+ * do not need to send below HCI command for offload mode.
+ */
if (!codec->data_path || !hdev->get_codec_config_data)
return 0;
- /* Do not take me as error */
- if (!hdev->get_codec_config_data)
- return 0;
-
err = hdev->get_codec_config_data(hdev, ESCO_LINK, codec, &vnd_len,
&vnd_data);
if (err < 0)
@@ -664,11 +664,6 @@ static void le_conn_timeout(struct work_struct *work)
hci_abort_conn(conn, HCI_ERROR_REMOTE_USER_TERM);
}
-struct iso_cig_params {
- struct hci_cp_le_set_cig_params cp;
- struct hci_cis_params cis[0x1f];
-};
-
struct iso_list_data {
union {
u8 cig;
@@ -909,11 +904,37 @@ struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst,
{
struct hci_conn *conn;
+ switch (type) {
+ case ACL_LINK:
+ if (!hdev->acl_mtu)
+ return ERR_PTR(-ECONNREFUSED);
+ break;
+ case ISO_LINK:
+ if (hdev->iso_mtu)
+ /* Dedicated ISO Buffer exists */
+ break;
+ fallthrough;
+ case LE_LINK:
+ if (hdev->le_mtu && hdev->le_mtu < HCI_MIN_LE_MTU)
+ return ERR_PTR(-ECONNREFUSED);
+ if (!hdev->le_mtu && hdev->acl_mtu < HCI_MIN_LE_MTU)
+ return ERR_PTR(-ECONNREFUSED);
+ break;
+ case SCO_LINK:
+ case ESCO_LINK:
+ if (!hdev->sco_pkts)
+ /* Controller does not support SCO or eSCO over HCI */
+ return ERR_PTR(-ECONNREFUSED);
+ break;
+ default:
+ return ERR_PTR(-ECONNREFUSED);
+ }
+
bt_dev_dbg(hdev, "dst %pMR handle 0x%4.4x", dst, handle);
conn = kzalloc(sizeof(*conn), GFP_KERNEL);
if (!conn)
- return NULL;
+ return ERR_PTR(-ENOMEM);
bacpy(&conn->dst, dst);
bacpy(&conn->src, &hdev->bdaddr);
@@ -944,10 +965,12 @@ struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst,
switch (type) {
case ACL_LINK:
conn->pkt_type = hdev->pkt_type & ACL_PTYPE_MASK;
+ conn->mtu = hdev->acl_mtu;
break;
case LE_LINK:
/* conn->src should reflect the local identity address */
hci_copy_identity_address(hdev, &conn->src, &conn->src_type);
+ conn->mtu = hdev->le_mtu ? hdev->le_mtu : hdev->acl_mtu;
break;
case ISO_LINK:
/* conn->src should reflect the local identity address */
@@ -959,6 +982,8 @@ struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst,
else if (conn->role == HCI_ROLE_MASTER)
conn->cleanup = cis_cleanup;
+ conn->mtu = hdev->iso_mtu ? hdev->iso_mtu :
+ hdev->le_mtu ? hdev->le_mtu : hdev->acl_mtu;
break;
case SCO_LINK:
if (lmp_esco_capable(hdev))
@@ -966,9 +991,12 @@ struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst,
(hdev->esco_type & EDR_ESCO_MASK);
else
conn->pkt_type = hdev->pkt_type & SCO_PTYPE_MASK;
+
+ conn->mtu = hdev->sco_mtu;
break;
case ESCO_LINK:
conn->pkt_type = hdev->esco_type & ~EDR_ESCO_MASK;
+ conn->mtu = hdev->sco_mtu;
break;
}
@@ -1011,7 +1039,7 @@ struct hci_conn *hci_conn_add_unset(struct hci_dev *hdev, int type,
handle = hci_conn_hash_alloc_unset(hdev);
if (unlikely(handle < 0))
- return NULL;
+ return ERR_PTR(-ECONNREFUSED);
return hci_conn_add(hdev, type, dst, role, handle);
}
@@ -1140,8 +1168,7 @@ struct hci_dev *hci_get_route(bdaddr_t *dst, bdaddr_t *src, uint8_t src_type)
list_for_each_entry(d, &hci_dev_list, list) {
if (!test_bit(HCI_UP, &d->flags) ||
- hci_dev_test_flag(d, HCI_USER_CHANNEL) ||
- d->dev_type != HCI_PRIMARY)
+ hci_dev_test_flag(d, HCI_USER_CHANNEL))
continue;
/* Simple routing:
@@ -1263,7 +1290,7 @@ u8 hci_conn_set_handle(struct hci_conn *conn, u16 handle)
struct hci_conn *hci_connect_le(struct hci_dev *hdev, bdaddr_t *dst,
u8 dst_type, bool dst_resolved, u8 sec_level,
- u16 conn_timeout, u8 role)
+ u16 conn_timeout, u8 role, u8 phy, u8 sec_phy)
{
struct hci_conn *conn;
struct smp_irk *irk;
@@ -1317,8 +1344,8 @@ struct hci_conn *hci_connect_le(struct hci_dev *hdev, bdaddr_t *dst,
bacpy(&conn->dst, dst);
} else {
conn = hci_conn_add_unset(hdev, LE_LINK, dst, role);
- if (!conn)
- return ERR_PTR(-ENOMEM);
+ if (IS_ERR(conn))
+ return conn;
hci_conn_hold(conn);
conn->pending_sec_level = sec_level;
}
@@ -1326,6 +1353,8 @@ struct hci_conn *hci_connect_le(struct hci_dev *hdev, bdaddr_t *dst,
conn->dst_type = dst_type;
conn->sec_level = BT_SECURITY_LOW;
conn->conn_timeout = conn_timeout;
+ conn->le_adv_phy = phy;
+ conn->le_adv_sec_phy = sec_phy;
err = hci_connect_le_sync(hdev, conn);
if (err) {
@@ -1492,8 +1521,8 @@ static struct hci_conn *hci_add_bis(struct hci_dev *hdev, bdaddr_t *dst,
return ERR_PTR(-EADDRINUSE);
conn = hci_conn_add_unset(hdev, ISO_LINK, dst, HCI_ROLE_MASTER);
- if (!conn)
- return ERR_PTR(-ENOMEM);
+ if (IS_ERR(conn))
+ return conn;
conn->state = BT_CONNECT;
@@ -1536,8 +1565,8 @@ struct hci_conn *hci_connect_le_scan(struct hci_dev *hdev, bdaddr_t *dst,
BT_DBG("requesting refresh of dst_addr");
conn = hci_conn_add_unset(hdev, LE_LINK, dst, HCI_ROLE_MASTER);
- if (!conn)
- return ERR_PTR(-ENOMEM);
+ if (IS_ERR(conn))
+ return conn;
if (hci_explicit_conn_params_set(hdev, dst, dst_type) < 0) {
hci_conn_del(conn);
@@ -1584,8 +1613,8 @@ struct hci_conn *hci_connect_acl(struct hci_dev *hdev, bdaddr_t *dst,
acl = hci_conn_hash_lookup_ba(hdev, ACL_LINK, dst);
if (!acl) {
acl = hci_conn_add_unset(hdev, ACL_LINK, dst, HCI_ROLE_MASTER);
- if (!acl)
- return ERR_PTR(-ENOMEM);
+ if (IS_ERR(acl))
+ return acl;
}
hci_conn_hold(acl);
@@ -1653,9 +1682,9 @@ struct hci_conn *hci_connect_sco(struct hci_dev *hdev, int type, bdaddr_t *dst,
sco = hci_conn_hash_lookup_ba(hdev, type, dst);
if (!sco) {
sco = hci_conn_add_unset(hdev, type, dst, HCI_ROLE_MASTER);
- if (!sco) {
+ if (IS_ERR(sco)) {
hci_conn_drop(acl);
- return ERR_PTR(-ENOMEM);
+ return sco;
}
}
@@ -1720,34 +1749,33 @@ static int hci_le_create_big(struct hci_conn *conn, struct bt_iso_qos *qos)
static int set_cig_params_sync(struct hci_dev *hdev, void *data)
{
+ DEFINE_FLEX(struct hci_cp_le_set_cig_params, pdu, cis, num_cis, 0x1f);
u8 cig_id = PTR_UINT(data);
struct hci_conn *conn;
struct bt_iso_qos *qos;
- struct iso_cig_params pdu;
+ u8 aux_num_cis = 0;
u8 cis_id;
conn = hci_conn_hash_lookup_cig(hdev, cig_id);
if (!conn)
return 0;
- memset(&pdu, 0, sizeof(pdu));
-
qos = &conn->iso_qos;
- pdu.cp.cig_id = cig_id;
- hci_cpu_to_le24(qos->ucast.out.interval, pdu.cp.c_interval);
- hci_cpu_to_le24(qos->ucast.in.interval, pdu.cp.p_interval);
- pdu.cp.sca = qos->ucast.sca;
- pdu.cp.packing = qos->ucast.packing;
- pdu.cp.framing = qos->ucast.framing;
- pdu.cp.c_latency = cpu_to_le16(qos->ucast.out.latency);
- pdu.cp.p_latency = cpu_to_le16(qos->ucast.in.latency);
+ pdu->cig_id = cig_id;
+ hci_cpu_to_le24(qos->ucast.out.interval, pdu->c_interval);
+ hci_cpu_to_le24(qos->ucast.in.interval, pdu->p_interval);
+ pdu->sca = qos->ucast.sca;
+ pdu->packing = qos->ucast.packing;
+ pdu->framing = qos->ucast.framing;
+ pdu->c_latency = cpu_to_le16(qos->ucast.out.latency);
+ pdu->p_latency = cpu_to_le16(qos->ucast.in.latency);
/* Reprogram all CIS(s) with the same CIG, valid range are:
* num_cis: 0x00 to 0x1F
* cis_id: 0x00 to 0xEF
*/
for (cis_id = 0x00; cis_id < 0xf0 &&
- pdu.cp.num_cis < ARRAY_SIZE(pdu.cis); cis_id++) {
+ aux_num_cis < pdu->num_cis; cis_id++) {
struct hci_cis_params *cis;
conn = hci_conn_hash_lookup_cis(hdev, NULL, 0, cig_id, cis_id);
@@ -1756,7 +1784,7 @@ static int set_cig_params_sync(struct hci_dev *hdev, void *data)
qos = &conn->iso_qos;
- cis = &pdu.cis[pdu.cp.num_cis++];
+ cis = &pdu->cis[aux_num_cis++];
cis->cis_id = cis_id;
cis->c_sdu = cpu_to_le16(conn->iso_qos.ucast.out.sdu);
cis->p_sdu = cpu_to_le16(conn->iso_qos.ucast.in.sdu);
@@ -1767,14 +1795,14 @@ static int set_cig_params_sync(struct hci_dev *hdev, void *data)
cis->c_rtn = qos->ucast.out.rtn;
cis->p_rtn = qos->ucast.in.rtn;
}
+ pdu->num_cis = aux_num_cis;
- if (!pdu.cp.num_cis)
+ if (!pdu->num_cis)
return 0;
return __hci_cmd_sync_status(hdev, HCI_OP_LE_SET_CIG_PARAMS,
- sizeof(pdu.cp) +
- pdu.cp.num_cis * sizeof(pdu.cis[0]), &pdu,
- HCI_CMD_TIMEOUT);
+ struct_size(pdu, cis, pdu->num_cis),
+ pdu, HCI_CMD_TIMEOUT);
}
static bool hci_le_set_cig_params(struct hci_conn *conn, struct bt_iso_qos *qos)
@@ -1845,8 +1873,8 @@ struct hci_conn *hci_bind_cis(struct hci_dev *hdev, bdaddr_t *dst,
qos->ucast.cis);
if (!cis) {
cis = hci_conn_add_unset(hdev, ISO_LINK, dst, HCI_ROLE_MASTER);
- if (!cis)
- return ERR_PTR(-ENOMEM);
+ if (IS_ERR(cis))
+ return cis;
cis->cleanup = cis_cleanup;
cis->dst_type = dst_type;
cis->iso_qos.ucast.cig = BT_ISO_QOS_CIG_UNSET;
@@ -1981,14 +2009,8 @@ static void hci_iso_qos_setup(struct hci_dev *hdev, struct hci_conn *conn,
struct bt_iso_io_qos *qos, __u8 phy)
{
/* Only set MTU if PHY is enabled */
- if (!qos->sdu && qos->phy) {
- if (hdev->iso_mtu > 0)
- qos->sdu = hdev->iso_mtu;
- else if (hdev->le_mtu > 0)
- qos->sdu = hdev->le_mtu;
- else
- qos->sdu = hdev->acl_mtu;
- }
+ if (!qos->sdu && qos->phy)
+ qos->sdu = conn->mtu;
/* Use the same PHY as ACL if set to any */
if (qos->phy == BT_ISO_PHY_ANY)
@@ -2069,8 +2091,8 @@ struct hci_conn *hci_pa_create_sync(struct hci_dev *hdev, bdaddr_t *dst,
return ERR_PTR(-EBUSY);
conn = hci_conn_add_unset(hdev, ISO_LINK, dst, HCI_ROLE_SLAVE);
- if (!conn)
- return ERR_PTR(-ENOMEM);
+ if (IS_ERR(conn))
+ return conn;
conn->iso_qos = *qos;
conn->state = BT_LISTEN;
@@ -2107,13 +2129,10 @@ int hci_le_big_create_sync(struct hci_dev *hdev, struct hci_conn *hcon,
struct bt_iso_qos *qos,
__u16 sync_handle, __u8 num_bis, __u8 bis[])
{
- struct _packed {
- struct hci_cp_le_big_create_sync cp;
- __u8 bis[0x11];
- } pdu;
+ DEFINE_FLEX(struct hci_cp_le_big_create_sync, pdu, bis, num_bis, 0x11);
int err;
- if (num_bis < 0x01 || num_bis > sizeof(pdu.bis))
+ if (num_bis < 0x01 || num_bis > pdu->num_bis)
return -EINVAL;
err = qos_set_big(hdev, qos);
@@ -2123,18 +2142,17 @@ int hci_le_big_create_sync(struct hci_dev *hdev, struct hci_conn *hcon,
if (hcon)
hcon->iso_qos.bcast.big = qos->bcast.big;
- memset(&pdu, 0, sizeof(pdu));
- pdu.cp.handle = qos->bcast.big;
- pdu.cp.sync_handle = cpu_to_le16(sync_handle);
- pdu.cp.encryption = qos->bcast.encryption;
- memcpy(pdu.cp.bcode, qos->bcast.bcode, sizeof(pdu.cp.bcode));
- pdu.cp.mse = qos->bcast.mse;
- pdu.cp.timeout = cpu_to_le16(qos->bcast.timeout);
- pdu.cp.num_bis = num_bis;
- memcpy(pdu.bis, bis, num_bis);
+ pdu->handle = qos->bcast.big;
+ pdu->sync_handle = cpu_to_le16(sync_handle);
+ pdu->encryption = qos->bcast.encryption;
+ memcpy(pdu->bcode, qos->bcast.bcode, sizeof(pdu->bcode));
+ pdu->mse = qos->bcast.mse;
+ pdu->timeout = cpu_to_le16(qos->bcast.timeout);
+ pdu->num_bis = num_bis;
+ memcpy(pdu->bis, bis, num_bis);
return hci_send_cmd(hdev, HCI_OP_LE_BIG_CREATE_SYNC,
- sizeof(pdu.cp) + num_bis, &pdu);
+ struct_size(pdu, bis, num_bis), pdu);
}
static void create_big_complete(struct hci_dev *hdev, void *data, int err)
@@ -2273,7 +2291,7 @@ struct hci_conn *hci_connect_cis(struct hci_dev *hdev, bdaddr_t *dst,
le = hci_connect_le(hdev, dst, dst_type, false,
BT_SECURITY_LOW,
HCI_LE_CONN_TIMEOUT,
- HCI_ROLE_SLAVE);
+ HCI_ROLE_SLAVE, 0, 0);
else
le = hci_connect_le_scan(hdev, dst, dst_type,
BT_SECURITY_LOW,
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 1690ae57a09d..dd3b0f501018 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -149,8 +149,6 @@ void hci_discovery_set_state(struct hci_dev *hdev, int state)
{
int old_state = hdev->discovery.state;
- BT_DBG("%s state %u -> %u", hdev->name, hdev->discovery.state, state);
-
if (old_state == state)
return;
@@ -166,6 +164,13 @@ void hci_discovery_set_state(struct hci_dev *hdev, int state)
case DISCOVERY_STARTING:
break;
case DISCOVERY_FINDING:
+ /* If discovery was not started then it was initiated by the
+ * MGMT interface so no MGMT event shall be generated either
+ */
+ if (old_state != DISCOVERY_STARTING) {
+ hdev->discovery.state = old_state;
+ return;
+ }
mgmt_discovering(hdev, 1);
break;
case DISCOVERY_RESOLVING:
@@ -173,6 +178,8 @@ void hci_discovery_set_state(struct hci_dev *hdev, int state)
case DISCOVERY_STOPPING:
break;
}
+
+ bt_dev_dbg(hdev, "state %u -> %u", old_state, state);
}
void hci_inquiry_cache_flush(struct hci_dev *hdev)
@@ -395,11 +402,6 @@ int hci_inquiry(void __user *arg)
goto done;
}
- if (hdev->dev_type != HCI_PRIMARY) {
- err = -EOPNOTSUPP;
- goto done;
- }
-
if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) {
err = -EOPNOTSUPP;
goto done;
@@ -752,11 +754,6 @@ int hci_dev_cmd(unsigned int cmd, void __user *arg)
goto done;
}
- if (hdev->dev_type != HCI_PRIMARY) {
- err = -EOPNOTSUPP;
- goto done;
- }
-
if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) {
err = -EOPNOTSUPP;
goto done;
@@ -910,7 +907,7 @@ int hci_get_dev_info(void __user *arg)
strscpy(di.name, hdev->name, sizeof(di.name));
di.bdaddr = hdev->bdaddr;
- di.type = (hdev->bus & 0x0f) | ((hdev->dev_type & 0x03) << 4);
+ di.type = (hdev->bus & 0x0f);
di.flags = flags;
di.pkt_type = hdev->pkt_type;
if (lmp_bredr_capable(hdev)) {
@@ -1026,8 +1023,7 @@ static void hci_power_on(struct work_struct *work)
*/
if (hci_dev_test_flag(hdev, HCI_RFKILLED) ||
hci_dev_test_flag(hdev, HCI_UNCONFIGURED) ||
- (hdev->dev_type == HCI_PRIMARY &&
- !bacmp(&hdev->bdaddr, BDADDR_ANY) &&
+ (!bacmp(&hdev->bdaddr, BDADDR_ANY) &&
!bacmp(&hdev->static_addr, BDADDR_ANY))) {
hci_dev_clear_flag(hdev, HCI_AUTO_OFF);
hci_dev_do_close(hdev);
@@ -1769,6 +1765,15 @@ struct adv_info *hci_add_adv_instance(struct hci_dev *hdev, u8 instance,
adv->pending = true;
adv->instance = instance;
+
+ /* If controller support only one set and the instance is set to
+ * 1 then there is no option other than using handle 0x00.
+ */
+ if (hdev->le_num_of_adv_sets == 1 && instance == 1)
+ adv->handle = 0x00;
+ else
+ adv->handle = instance;
+
list_add(&adv->list, &hdev->adv_instances);
hdev->adv_instance_cnt++;
}
@@ -2523,16 +2528,16 @@ struct hci_dev *hci_alloc_dev_priv(int sizeof_priv)
hdev->le_adv_channel_map = 0x07;
hdev->le_adv_min_interval = 0x0800;
hdev->le_adv_max_interval = 0x0800;
- hdev->le_scan_interval = 0x0060;
- hdev->le_scan_window = 0x0030;
- hdev->le_scan_int_suspend = 0x0400;
- hdev->le_scan_window_suspend = 0x0012;
+ hdev->le_scan_interval = DISCOV_LE_SCAN_INT_FAST;
+ hdev->le_scan_window = DISCOV_LE_SCAN_WIN_FAST;
+ hdev->le_scan_int_suspend = DISCOV_LE_SCAN_INT_SLOW1;
+ hdev->le_scan_window_suspend = DISCOV_LE_SCAN_WIN_SLOW1;
hdev->le_scan_int_discovery = DISCOV_LE_SCAN_INT;
hdev->le_scan_window_discovery = DISCOV_LE_SCAN_WIN;
- hdev->le_scan_int_adv_monitor = 0x0060;
- hdev->le_scan_window_adv_monitor = 0x0030;
- hdev->le_scan_int_connect = 0x0060;
- hdev->le_scan_window_connect = 0x0060;
+ hdev->le_scan_int_adv_monitor = DISCOV_LE_SCAN_INT_FAST;
+ hdev->le_scan_window_adv_monitor = DISCOV_LE_SCAN_WIN_FAST;
+ hdev->le_scan_int_connect = DISCOV_LE_SCAN_INT_CONN;
+ hdev->le_scan_window_connect = DISCOV_LE_SCAN_WIN_CONN;
hdev->le_conn_min_interval = 0x0018;
hdev->le_conn_max_interval = 0x0028;
hdev->le_conn_latency = 0x0000;
@@ -2549,7 +2554,7 @@ struct hci_dev *hci_alloc_dev_priv(int sizeof_priv)
hdev->le_rx_def_phys = HCI_LE_SET_PHY_1M;
hdev->le_num_of_adv_sets = HCI_MAX_ADV_INSTANCES;
hdev->def_multi_adv_rotation_duration = HCI_DEFAULT_ADV_DURATION;
- hdev->def_le_autoconnect_timeout = HCI_LE_AUTOCONN_TIMEOUT;
+ hdev->def_le_autoconnect_timeout = HCI_LE_CONN_TIMEOUT;
hdev->min_le_tx_power = HCI_TX_POWER_INVALID;
hdev->max_le_tx_power = HCI_TX_POWER_INVALID;
@@ -2635,21 +2640,7 @@ int hci_register_dev(struct hci_dev *hdev)
if (!hdev->open || !hdev->close || !hdev->send)
return -EINVAL;
- /* Do not allow HCI_AMP devices to register at index 0,
- * so the index can be used as the AMP controller ID.
- */
- switch (hdev->dev_type) {
- case HCI_PRIMARY:
- id = ida_alloc_max(&hci_index_ida, HCI_MAX_ID - 1, GFP_KERNEL);
- break;
- case HCI_AMP:
- id = ida_alloc_range(&hci_index_ida, 1, HCI_MAX_ID - 1,
- GFP_KERNEL);
- break;
- default:
- return -EINVAL;
- }
-
+ id = ida_alloc_max(&hci_index_ida, HCI_MAX_ID - 1, GFP_KERNEL);
if (id < 0)
return id;
@@ -2701,12 +2692,10 @@ int hci_register_dev(struct hci_dev *hdev)
hci_dev_set_flag(hdev, HCI_SETUP);
hci_dev_set_flag(hdev, HCI_AUTO_OFF);
- if (hdev->dev_type == HCI_PRIMARY) {
- /* Assume BR/EDR support until proven otherwise (such as
- * through reading supported features during init.
- */
- hci_dev_set_flag(hdev, HCI_BREDR_ENABLED);
- }
+ /* Assume BR/EDR support until proven otherwise (such as
+ * through reading supported features during init.
+ */
+ hci_dev_set_flag(hdev, HCI_BREDR_ENABLED);
write_lock(&hci_dev_list_lock);
list_add(&hdev->list, &hci_dev_list);
@@ -2768,8 +2757,6 @@ void hci_unregister_dev(struct hci_dev *hdev)
hci_unregister_suspend_notifier(hdev);
- msft_unregister(hdev);
-
hci_dev_do_close(hdev);
if (!test_bit(HCI_INIT, &hdev->flags) &&
@@ -2823,6 +2810,7 @@ void hci_release_dev(struct hci_dev *hdev)
hci_discovery_filter_clear(hdev);
hci_blocked_keys_clear(hdev);
hci_codec_list_clear(&hdev->local_codecs);
+ msft_release(hdev);
hci_dev_unlock(hdev);
ida_destroy(&hdev->unset_handle_ida);
@@ -2874,7 +2862,7 @@ static void hci_cancel_cmd_sync(struct hci_dev *hdev, int err)
cancel_delayed_work_sync(&hdev->ncmd_timer);
atomic_set(&hdev->cmd_cnt, 1);
- hci_cmd_sync_cancel_sync(hdev, -err);
+ hci_cmd_sync_cancel_sync(hdev, err);
}
/* Suspend HCI device */
@@ -2894,7 +2882,7 @@ int hci_suspend_dev(struct hci_dev *hdev)
return 0;
/* Cancel potentially blocking sync operation before suspend */
- hci_cancel_cmd_sync(hdev, -EHOSTDOWN);
+ hci_cancel_cmd_sync(hdev, EHOSTDOWN);
hci_req_sync_lock(hdev);
ret = hci_suspend_sync(hdev);
@@ -3243,17 +3231,7 @@ static void hci_queue_acl(struct hci_chan *chan, struct sk_buff_head *queue,
hci_skb_pkt_type(skb) = HCI_ACLDATA_PKT;
- switch (hdev->dev_type) {
- case HCI_PRIMARY:
- hci_add_acl_hdr(skb, conn->handle, flags);
- break;
- case HCI_AMP:
- hci_add_acl_hdr(skb, chan->handle, flags);
- break;
- default:
- bt_dev_err(hdev, "unknown dev_type %d", hdev->dev_type);
- return;
- }
+ hci_add_acl_hdr(skb, conn->handle, flags);
list = skb_shinfo(skb)->frag_list;
if (!list) {
@@ -3413,9 +3391,6 @@ static inline void hci_quote_sent(struct hci_conn *conn, int num, int *quote)
case ACL_LINK:
cnt = hdev->acl_cnt;
break;
- case AMP_LINK:
- cnt = hdev->block_cnt;
- break;
case SCO_LINK:
case ESCO_LINK:
cnt = hdev->sco_cnt;
@@ -3613,12 +3588,6 @@ static void hci_prio_recalculate(struct hci_dev *hdev, __u8 type)
}
-static inline int __get_blocks(struct hci_dev *hdev, struct sk_buff *skb)
-{
- /* Calculate count of blocks used by this packet */
- return DIV_ROUND_UP(skb->len - HCI_ACL_HDR_SIZE, hdev->block_len);
-}
-
static void __check_timeout(struct hci_dev *hdev, unsigned int cnt, u8 type)
{
unsigned long last_tx;
@@ -3732,81 +3701,15 @@ static void hci_sched_acl_pkt(struct hci_dev *hdev)
hci_prio_recalculate(hdev, ACL_LINK);
}
-static void hci_sched_acl_blk(struct hci_dev *hdev)
-{
- unsigned int cnt = hdev->block_cnt;
- struct hci_chan *chan;
- struct sk_buff *skb;
- int quote;
- u8 type;
-
- BT_DBG("%s", hdev->name);
-
- if (hdev->dev_type == HCI_AMP)
- type = AMP_LINK;
- else
- type = ACL_LINK;
-
- __check_timeout(hdev, cnt, type);
-
- while (hdev->block_cnt > 0 &&
- (chan = hci_chan_sent(hdev, type, &quote))) {
- u32 priority = (skb_peek(&chan->data_q))->priority;
- while (quote > 0 && (skb = skb_peek(&chan->data_q))) {
- int blocks;
-
- BT_DBG("chan %p skb %p len %d priority %u", chan, skb,
- skb->len, skb->priority);
-
- /* Stop if priority has changed */
- if (skb->priority < priority)
- break;
-
- skb = skb_dequeue(&chan->data_q);
-
- blocks = __get_blocks(hdev, skb);
- if (blocks > hdev->block_cnt)
- return;
-
- hci_conn_enter_active_mode(chan->conn,
- bt_cb(skb)->force_active);
-
- hci_send_frame(hdev, skb);
- hdev->acl_last_tx = jiffies;
-
- hdev->block_cnt -= blocks;
- quote -= blocks;
-
- chan->sent += blocks;
- chan->conn->sent += blocks;
- }
- }
-
- if (cnt != hdev->block_cnt)
- hci_prio_recalculate(hdev, type);
-}
-
static void hci_sched_acl(struct hci_dev *hdev)
{
BT_DBG("%s", hdev->name);
/* No ACL link over BR/EDR controller */
- if (!hci_conn_num(hdev, ACL_LINK) && hdev->dev_type == HCI_PRIMARY)
- return;
-
- /* No AMP link over AMP controller */
- if (!hci_conn_num(hdev, AMP_LINK) && hdev->dev_type == HCI_AMP)
+ if (!hci_conn_num(hdev, ACL_LINK))
return;
- switch (hdev->flow_ctl_mode) {
- case HCI_FLOW_CTL_MODE_PACKET_BASED:
- hci_sched_acl_pkt(hdev);
- break;
-
- case HCI_FLOW_CTL_MODE_BLOCK_BASED:
- hci_sched_acl_blk(hdev);
- break;
- }
+ hci_sched_acl_pkt(hdev);
}
static void hci_sched_le(struct hci_dev *hdev)
@@ -4210,7 +4113,7 @@ static void hci_send_cmd_sync(struct hci_dev *hdev, struct sk_buff *skb)
err = hci_send_frame(hdev, skb);
if (err < 0) {
- hci_cmd_sync_cancel_sync(hdev, err);
+ hci_cmd_sync_cancel_sync(hdev, -err);
return;
}
diff --git a/net/bluetooth/hci_debugfs.c b/net/bluetooth/hci_debugfs.c
index 233453807b50..ce3ff2fa72e5 100644
--- a/net/bluetooth/hci_debugfs.c
+++ b/net/bluetooth/hci_debugfs.c
@@ -218,10 +218,12 @@ static int conn_info_min_age_set(void *data, u64 val)
{
struct hci_dev *hdev = data;
- if (val == 0 || val > hdev->conn_info_max_age)
+ hci_dev_lock(hdev);
+ if (val == 0 || val > hdev->conn_info_max_age) {
+ hci_dev_unlock(hdev);
return -EINVAL;
+ }
- hci_dev_lock(hdev);
hdev->conn_info_min_age = val;
hci_dev_unlock(hdev);
@@ -246,10 +248,12 @@ static int conn_info_max_age_set(void *data, u64 val)
{
struct hci_dev *hdev = data;
- if (val == 0 || val < hdev->conn_info_min_age)
+ hci_dev_lock(hdev);
+ if (val == 0 || val < hdev->conn_info_min_age) {
+ hci_dev_unlock(hdev);
return -EINVAL;
+ }
- hci_dev_lock(hdev);
hdev->conn_info_max_age = val;
hci_dev_unlock(hdev);
@@ -567,10 +571,12 @@ static int sniff_min_interval_set(void *data, u64 val)
{
struct hci_dev *hdev = data;
- if (val == 0 || val % 2 || val > hdev->sniff_max_interval)
+ hci_dev_lock(hdev);
+ if (val == 0 || val % 2 || val > hdev->sniff_max_interval) {
+ hci_dev_unlock(hdev);
return -EINVAL;
+ }
- hci_dev_lock(hdev);
hdev->sniff_min_interval = val;
hci_dev_unlock(hdev);
@@ -595,10 +601,12 @@ static int sniff_max_interval_set(void *data, u64 val)
{
struct hci_dev *hdev = data;
- if (val == 0 || val % 2 || val < hdev->sniff_min_interval)
+ hci_dev_lock(hdev);
+ if (val == 0 || val % 2 || val < hdev->sniff_min_interval) {
+ hci_dev_unlock(hdev);
return -EINVAL;
+ }
- hci_dev_lock(hdev);
hdev->sniff_max_interval = val;
hci_dev_unlock(hdev);
@@ -850,10 +858,12 @@ static int conn_min_interval_set(void *data, u64 val)
{
struct hci_dev *hdev = data;
- if (val < 0x0006 || val > 0x0c80 || val > hdev->le_conn_max_interval)
+ hci_dev_lock(hdev);
+ if (val < 0x0006 || val > 0x0c80 || val > hdev->le_conn_max_interval) {
+ hci_dev_unlock(hdev);
return -EINVAL;
+ }
- hci_dev_lock(hdev);
hdev->le_conn_min_interval = val;
hci_dev_unlock(hdev);
@@ -878,10 +888,12 @@ static int conn_max_interval_set(void *data, u64 val)
{
struct hci_dev *hdev = data;
- if (val < 0x0006 || val > 0x0c80 || val < hdev->le_conn_min_interval)
+ hci_dev_lock(hdev);
+ if (val < 0x0006 || val > 0x0c80 || val < hdev->le_conn_min_interval) {
+ hci_dev_unlock(hdev);
return -EINVAL;
+ }
- hci_dev_lock(hdev);
hdev->le_conn_max_interval = val;
hci_dev_unlock(hdev);
@@ -990,10 +1002,12 @@ static int adv_min_interval_set(void *data, u64 val)
{
struct hci_dev *hdev = data;
- if (val < 0x0020 || val > 0x4000 || val > hdev->le_adv_max_interval)
+ hci_dev_lock(hdev);
+ if (val < 0x0020 || val > 0x4000 || val > hdev->le_adv_max_interval) {
+ hci_dev_unlock(hdev);
return -EINVAL;
+ }
- hci_dev_lock(hdev);
hdev->le_adv_min_interval = val;
hci_dev_unlock(hdev);
@@ -1018,10 +1032,12 @@ static int adv_max_interval_set(void *data, u64 val)
{
struct hci_dev *hdev = data;
- if (val < 0x0020 || val > 0x4000 || val < hdev->le_adv_min_interval)
+ hci_dev_lock(hdev);
+ if (val < 0x0020 || val > 0x4000 || val < hdev->le_adv_min_interval) {
+ hci_dev_unlock(hdev);
return -EINVAL;
+ }
- hci_dev_lock(hdev);
hdev->le_adv_max_interval = val;
hci_dev_unlock(hdev);
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 4ae224824012..a487f9df8145 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -1,7 +1,7 @@
/*
BlueZ - Bluetooth protocol stack for Linux
Copyright (c) 2000-2001, 2010, Code Aurora Forum. All rights reserved.
- Copyright 2023 NXP
+ Copyright 2023-2024 NXP
Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com>
@@ -913,21 +913,6 @@ static u8 hci_cc_read_local_ext_features(struct hci_dev *hdev, void *data,
return rp->status;
}
-static u8 hci_cc_read_flow_control_mode(struct hci_dev *hdev, void *data,
- struct sk_buff *skb)
-{
- struct hci_rp_read_flow_control_mode *rp = data;
-
- bt_dev_dbg(hdev, "status 0x%2.2x", rp->status);
-
- if (rp->status)
- return rp->status;
-
- hdev->flow_ctl_mode = rp->mode;
-
- return rp->status;
-}
-
static u8 hci_cc_read_buffer_size(struct hci_dev *hdev, void *data,
struct sk_buff *skb)
{
@@ -954,6 +939,9 @@ static u8 hci_cc_read_buffer_size(struct hci_dev *hdev, void *data,
BT_DBG("%s acl mtu %d:%d sco mtu %d:%d", hdev->name, hdev->acl_mtu,
hdev->acl_pkts, hdev->sco_mtu, hdev->sco_pkts);
+ if (!hdev->acl_mtu || !hdev->acl_pkts)
+ return HCI_ERROR_INVALID_PARAMETERS;
+
return rp->status;
}
@@ -1068,28 +1056,6 @@ static u8 hci_cc_write_page_scan_type(struct hci_dev *hdev, void *data,
return rp->status;
}
-static u8 hci_cc_read_data_block_size(struct hci_dev *hdev, void *data,
- struct sk_buff *skb)
-{
- struct hci_rp_read_data_block_size *rp = data;
-
- bt_dev_dbg(hdev, "status 0x%2.2x", rp->status);
-
- if (rp->status)
- return rp->status;
-
- hdev->block_mtu = __le16_to_cpu(rp->max_acl_len);
- hdev->block_len = __le16_to_cpu(rp->block_len);
- hdev->num_blocks = __le16_to_cpu(rp->num_blocks);
-
- hdev->block_cnt = hdev->num_blocks;
-
- BT_DBG("%s blk mtu %d cnt %d len %d", hdev->name, hdev->block_mtu,
- hdev->block_cnt, hdev->block_len);
-
- return rp->status;
-}
-
static u8 hci_cc_read_clock(struct hci_dev *hdev, void *data,
struct sk_buff *skb)
{
@@ -1124,30 +1090,6 @@ unlock:
return rp->status;
}
-static u8 hci_cc_read_local_amp_info(struct hci_dev *hdev, void *data,
- struct sk_buff *skb)
-{
- struct hci_rp_read_local_amp_info *rp = data;
-
- bt_dev_dbg(hdev, "status 0x%2.2x", rp->status);
-
- if (rp->status)
- return rp->status;
-
- hdev->amp_status = rp->amp_status;
- hdev->amp_total_bw = __le32_to_cpu(rp->total_bw);
- hdev->amp_max_bw = __le32_to_cpu(rp->max_bw);
- hdev->amp_min_latency = __le32_to_cpu(rp->min_latency);
- hdev->amp_max_pdu = __le32_to_cpu(rp->max_pdu);
- hdev->amp_type = rp->amp_type;
- hdev->amp_pal_cap = __le16_to_cpu(rp->pal_cap);
- hdev->amp_assoc_size = __le16_to_cpu(rp->max_assoc_size);
- hdev->amp_be_flush_to = __le32_to_cpu(rp->be_flush_to);
- hdev->amp_max_flush_to = __le32_to_cpu(rp->max_flush_to);
-
- return rp->status;
-}
-
static u8 hci_cc_read_inq_rsp_tx_power(struct hci_dev *hdev, void *data,
struct sk_buff *skb)
{
@@ -1263,6 +1205,9 @@ static u8 hci_cc_le_read_buffer_size(struct hci_dev *hdev, void *data,
BT_DBG("%s le mtu %d:%d", hdev->name, hdev->le_mtu, hdev->le_pkts);
+ if (hdev->le_mtu && hdev->le_mtu < HCI_MIN_LE_MTU)
+ return HCI_ERROR_INVALID_PARAMETERS;
+
return rp->status;
}
@@ -1779,8 +1724,7 @@ static void le_set_scan_enable_complete(struct hci_dev *hdev, u8 enable)
hci_dev_set_flag(hdev, HCI_LE_SCAN);
if (hdev->le_scan_type == LE_SCAN_ACTIVE)
clear_pending_adv_report(hdev);
- if (hci_dev_test_flag(hdev, HCI_MESH))
- hci_discovery_set_state(hdev, DISCOVERY_FINDING);
+ hci_discovery_set_state(hdev, DISCOVERY_FINDING);
break;
case LE_SCAN_DISABLE:
@@ -2342,8 +2286,8 @@ static void hci_cs_create_conn(struct hci_dev *hdev, __u8 status)
if (!conn) {
conn = hci_conn_add_unset(hdev, ACL_LINK, &cp->bdaddr,
HCI_ROLE_MASTER);
- if (!conn)
- bt_dev_err(hdev, "no memory for new connection");
+ if (IS_ERR(conn))
+ bt_dev_err(hdev, "connection err: %ld", PTR_ERR(conn));
}
}
@@ -3154,8 +3098,8 @@ static void hci_conn_complete_evt(struct hci_dev *hdev, void *data,
BDADDR_BREDR)) {
conn = hci_conn_add_unset(hdev, ev->link_type,
&ev->bdaddr, HCI_ROLE_SLAVE);
- if (!conn) {
- bt_dev_err(hdev, "no memory for new conn");
+ if (IS_ERR(conn)) {
+ bt_dev_err(hdev, "connection err: %ld", PTR_ERR(conn));
goto unlock;
}
} else {
@@ -3208,6 +3152,31 @@ static void hci_conn_complete_evt(struct hci_dev *hdev, void *data,
if (test_bit(HCI_ENCRYPT, &hdev->flags))
set_bit(HCI_CONN_ENCRYPT, &conn->flags);
+ /* "Link key request" completed ahead of "connect request" completes */
+ if (ev->encr_mode == 1 && !test_bit(HCI_CONN_ENCRYPT, &conn->flags) &&
+ ev->link_type == ACL_LINK) {
+ struct link_key *key;
+ struct hci_cp_read_enc_key_size cp;
+
+ key = hci_find_link_key(hdev, &ev->bdaddr);
+ if (key) {
+ set_bit(HCI_CONN_ENCRYPT, &conn->flags);
+
+ if (!read_key_size_capable(hdev)) {
+ conn->enc_key_size = HCI_LINK_KEY_SIZE;
+ } else {
+ cp.handle = cpu_to_le16(conn->handle);
+ if (hci_send_cmd(hdev, HCI_OP_READ_ENC_KEY_SIZE,
+ sizeof(cp), &cp)) {
+ bt_dev_err(hdev, "sending read key size failed");
+ conn->enc_key_size = HCI_LINK_KEY_SIZE;
+ }
+ }
+
+ hci_encrypt_cfm(conn, ev->status);
+ }
+ }
+
/* Get remote features */
if (conn->type == ACL_LINK) {
struct hci_cp_read_remote_features cp;
@@ -3318,8 +3287,8 @@ static void hci_conn_request_evt(struct hci_dev *hdev, void *data,
if (!conn) {
conn = hci_conn_add_unset(hdev, ev->link_type, &ev->bdaddr,
HCI_ROLE_SLAVE);
- if (!conn) {
- bt_dev_err(hdev, "no memory for new connection");
+ if (IS_ERR(conn)) {
+ bt_dev_err(hdev, "connection err: %ld", PTR_ERR(conn));
goto unlock;
}
}
@@ -3641,8 +3610,7 @@ static void hci_encrypt_change_evt(struct hci_dev *hdev, void *data,
* controller really supports it. If it doesn't, assume
* the default size (16).
*/
- if (!(hdev->commands[20] & 0x10) ||
- test_bit(HCI_QUIRK_BROKEN_READ_ENC_KEY_SIZE, &hdev->quirks)) {
+ if (!read_key_size_capable(hdev)) {
conn->enc_key_size = HCI_LINK_KEY_SIZE;
goto notify;
}
@@ -3797,6 +3765,9 @@ static u8 hci_cc_le_read_buffer_size_v2(struct hci_dev *hdev, void *data,
BT_DBG("%s acl mtu %d:%d iso mtu %d:%d", hdev->name, hdev->acl_mtu,
hdev->acl_pkts, hdev->iso_mtu, hdev->iso_pkts);
+ if (hdev->le_mtu && hdev->le_mtu < HCI_MIN_LE_MTU)
+ return HCI_ERROR_INVALID_PARAMETERS;
+
return rp->status;
}
@@ -4088,12 +4059,6 @@ static const struct hci_cc {
HCI_CC(HCI_OP_READ_PAGE_SCAN_TYPE, hci_cc_read_page_scan_type,
sizeof(struct hci_rp_read_page_scan_type)),
HCI_CC_STATUS(HCI_OP_WRITE_PAGE_SCAN_TYPE, hci_cc_write_page_scan_type),
- HCI_CC(HCI_OP_READ_DATA_BLOCK_SIZE, hci_cc_read_data_block_size,
- sizeof(struct hci_rp_read_data_block_size)),
- HCI_CC(HCI_OP_READ_FLOW_CONTROL_MODE, hci_cc_read_flow_control_mode,
- sizeof(struct hci_rp_read_flow_control_mode)),
- HCI_CC(HCI_OP_READ_LOCAL_AMP_INFO, hci_cc_read_local_amp_info,
- sizeof(struct hci_rp_read_local_amp_info)),
HCI_CC(HCI_OP_READ_CLOCK, hci_cc_read_clock,
sizeof(struct hci_rp_read_clock)),
HCI_CC(HCI_OP_READ_ENC_KEY_SIZE, hci_cc_read_enc_key_size,
@@ -4284,7 +4249,7 @@ static void hci_cs_le_create_cis(struct hci_dev *hdev, u8 status)
hci_dev_lock(hdev);
/* Remove connection if command failed */
- for (i = 0; cp->num_cis; cp->num_cis--, i++) {
+ for (i = 0; i < cp->num_cis; i++) {
struct hci_conn *conn;
u16 handle;
@@ -4300,6 +4265,7 @@ static void hci_cs_le_create_cis(struct hci_dev *hdev, u8 status)
hci_conn_del(conn);
}
}
+ cp->num_cis = 0;
if (pending)
hci_le_create_cis_pending(hdev);
@@ -4428,11 +4394,6 @@ static void hci_num_comp_pkts_evt(struct hci_dev *hdev, void *data,
flex_array_size(ev, handles, ev->num)))
return;
- if (hdev->flow_ctl_mode != HCI_FLOW_CTL_MODE_PACKET_BASED) {
- bt_dev_err(hdev, "wrong event for mode %d", hdev->flow_ctl_mode);
- return;
- }
-
bt_dev_dbg(hdev, "num %d", ev->num);
for (i = 0; i < ev->num; i++) {
@@ -4500,78 +4461,6 @@ static void hci_num_comp_pkts_evt(struct hci_dev *hdev, void *data,
queue_work(hdev->workqueue, &hdev->tx_work);
}
-static struct hci_conn *__hci_conn_lookup_handle(struct hci_dev *hdev,
- __u16 handle)
-{
- struct hci_chan *chan;
-
- switch (hdev->dev_type) {
- case HCI_PRIMARY:
- return hci_conn_hash_lookup_handle(hdev, handle);
- case HCI_AMP:
- chan = hci_chan_lookup_handle(hdev, handle);
- if (chan)
- return chan->conn;
- break;
- default:
- bt_dev_err(hdev, "unknown dev_type %d", hdev->dev_type);
- break;
- }
-
- return NULL;
-}
-
-static void hci_num_comp_blocks_evt(struct hci_dev *hdev, void *data,
- struct sk_buff *skb)
-{
- struct hci_ev_num_comp_blocks *ev = data;
- int i;
-
- if (!hci_ev_skb_pull(hdev, skb, HCI_EV_NUM_COMP_BLOCKS,
- flex_array_size(ev, handles, ev->num_hndl)))
- return;
-
- if (hdev->flow_ctl_mode != HCI_FLOW_CTL_MODE_BLOCK_BASED) {
- bt_dev_err(hdev, "wrong event for mode %d",
- hdev->flow_ctl_mode);
- return;
- }
-
- bt_dev_dbg(hdev, "num_blocks %d num_hndl %d", ev->num_blocks,
- ev->num_hndl);
-
- for (i = 0; i < ev->num_hndl; i++) {
- struct hci_comp_blocks_info *info = &ev->handles[i];
- struct hci_conn *conn = NULL;
- __u16 handle, block_count;
-
- handle = __le16_to_cpu(info->handle);
- block_count = __le16_to_cpu(info->blocks);
-
- conn = __hci_conn_lookup_handle(hdev, handle);
- if (!conn)
- continue;
-
- conn->sent -= block_count;
-
- switch (conn->type) {
- case ACL_LINK:
- case AMP_LINK:
- hdev->block_cnt += block_count;
- if (hdev->block_cnt > hdev->num_blocks)
- hdev->block_cnt = hdev->num_blocks;
- break;
-
- default:
- bt_dev_err(hdev, "unknown type %d conn %p",
- conn->type, conn);
- break;
- }
- }
-
- queue_work(hdev->workqueue, &hdev->tx_work);
-}
-
static void hci_mode_change_evt(struct hci_dev *hdev, void *data,
struct sk_buff *skb)
{
@@ -5744,8 +5633,8 @@ static void le_conn_complete_evt(struct hci_dev *hdev, u8 status,
goto unlock;
conn = hci_conn_add_unset(hdev, LE_LINK, bdaddr, role);
- if (!conn) {
- bt_dev_err(hdev, "no memory for new connection");
+ if (IS_ERR(conn)) {
+ bt_dev_err(hdev, "connection err: %ld", PTR_ERR(conn));
goto unlock;
}
@@ -6013,7 +5902,7 @@ static void hci_le_conn_update_complete_evt(struct hci_dev *hdev, void *data,
static struct hci_conn *check_pending_le_conn(struct hci_dev *hdev,
bdaddr_t *addr,
u8 addr_type, bool addr_resolved,
- u8 adv_type)
+ u8 adv_type, u8 phy, u8 sec_phy)
{
struct hci_conn *conn;
struct hci_conn_params *params;
@@ -6068,7 +5957,7 @@ static struct hci_conn *check_pending_le_conn(struct hci_dev *hdev,
conn = hci_connect_le(hdev, addr, addr_type, addr_resolved,
BT_SECURITY_LOW, hdev->def_le_autoconnect_timeout,
- HCI_ROLE_MASTER);
+ HCI_ROLE_MASTER, phy, sec_phy);
if (!IS_ERR(conn)) {
/* If HCI_AUTO_CONN_EXPLICIT is set, conn is already owned
* by higher layer that tried to connect, if no then
@@ -6103,8 +5992,9 @@ static struct hci_conn *check_pending_le_conn(struct hci_dev *hdev,
static void process_adv_report(struct hci_dev *hdev, u8 type, bdaddr_t *bdaddr,
u8 bdaddr_type, bdaddr_t *direct_addr,
- u8 direct_addr_type, s8 rssi, u8 *data, u8 len,
- bool ext_adv, bool ctl_time, u64 instant)
+ u8 direct_addr_type, u8 phy, u8 sec_phy, s8 rssi,
+ u8 *data, u8 len, bool ext_adv, bool ctl_time,
+ u64 instant)
{
struct discovery_state *d = &hdev->discovery;
struct smp_irk *irk;
@@ -6192,7 +6082,7 @@ static void process_adv_report(struct hci_dev *hdev, u8 type, bdaddr_t *bdaddr,
* for advertising reports) and is already verified to be RPA above.
*/
conn = check_pending_le_conn(hdev, bdaddr, bdaddr_type, bdaddr_resolved,
- type);
+ type, phy, sec_phy);
if (!ext_adv && conn && type == LE_ADV_IND &&
len <= max_adv_len(hdev)) {
/* Store report for later inclusion by
@@ -6338,7 +6228,8 @@ static void hci_le_adv_report_evt(struct hci_dev *hdev, void *data,
if (info->length <= max_adv_len(hdev)) {
rssi = info->data[info->length];
process_adv_report(hdev, info->type, &info->bdaddr,
- info->bdaddr_type, NULL, 0, rssi,
+ info->bdaddr_type, NULL, 0,
+ HCI_ADV_PHY_1M, 0, rssi,
info->data, info->length, false,
false, instant);
} else {
@@ -6423,6 +6314,8 @@ static void hci_le_ext_adv_report_evt(struct hci_dev *hdev, void *data,
if (legacy_evt_type != LE_ADV_INVALID) {
process_adv_report(hdev, legacy_evt_type, &info->bdaddr,
info->bdaddr_type, NULL, 0,
+ info->primary_phy,
+ info->secondary_phy,
info->rssi, info->data, info->length,
!(evt_type & LE_EXT_ADV_LEGACY_PDU),
false, instant);
@@ -6465,14 +6358,16 @@ static void hci_le_pa_sync_estabilished_evt(struct hci_dev *hdev, void *data,
if (!(flags & HCI_PROTO_DEFER))
goto unlock;
- if (ev->status) {
- /* Add connection to indicate the failed PA sync event */
- pa_sync = hci_conn_add_unset(hdev, ISO_LINK, BDADDR_ANY,
- HCI_ROLE_SLAVE);
+ /* Add connection to indicate PA sync event */
+ pa_sync = hci_conn_add_unset(hdev, ISO_LINK, BDADDR_ANY,
+ HCI_ROLE_SLAVE);
- if (!pa_sync)
- goto unlock;
+ if (IS_ERR(pa_sync))
+ goto unlock;
+ pa_sync->sync_handle = le16_to_cpu(ev->handle);
+
+ if (ev->status) {
set_bit(HCI_CONN_PA_SYNC_FAILED, &pa_sync->flags);
/* Notify iso layer */
@@ -6489,6 +6384,7 @@ static void hci_le_per_adv_report_evt(struct hci_dev *hdev, void *data,
struct hci_ev_le_per_adv_report *ev = data;
int mask = hdev->link_mode;
__u8 flags = 0;
+ struct hci_conn *pa_sync;
bt_dev_dbg(hdev, "sync_handle 0x%4.4x", le16_to_cpu(ev->sync_handle));
@@ -6496,8 +6392,28 @@ static void hci_le_per_adv_report_evt(struct hci_dev *hdev, void *data,
mask |= hci_proto_connect_ind(hdev, BDADDR_ANY, ISO_LINK, &flags);
if (!(mask & HCI_LM_ACCEPT))
- hci_le_pa_term_sync(hdev, ev->sync_handle);
+ goto unlock;
+
+ if (!(flags & HCI_PROTO_DEFER))
+ goto unlock;
+
+ pa_sync = hci_conn_hash_lookup_pa_sync_handle
+ (hdev,
+ le16_to_cpu(ev->sync_handle));
+
+ if (!pa_sync)
+ goto unlock;
+
+ if (ev->data_status == LE_PA_DATA_COMPLETE &&
+ !test_and_set_bit(HCI_CONN_PA_SYNC, &pa_sync->flags)) {
+ /* Notify iso layer */
+ hci_connect_cfm(pa_sync, 0);
+ /* Notify MGMT layer */
+ mgmt_device_connected(hdev, pa_sync, NULL, 0);
+ }
+
+unlock:
hci_dev_unlock(hdev);
}
@@ -6705,8 +6621,8 @@ static void hci_le_direct_adv_report_evt(struct hci_dev *hdev, void *data,
process_adv_report(hdev, info->type, &info->bdaddr,
info->bdaddr_type, &info->direct_addr,
- info->direct_addr_type, info->rssi, NULL, 0,
- false, false, instant);
+ info->direct_addr_type, HCI_ADV_PHY_1M, 0,
+ info->rssi, NULL, 0, false, false, instant);
}
hci_dev_unlock(hdev);
@@ -6870,7 +6786,7 @@ static void hci_le_cis_req_evt(struct hci_dev *hdev, void *data,
if (!cis) {
cis = hci_conn_add(hdev, ISO_LINK, &acl->dst, HCI_ROLE_SLAVE,
cis_handle);
- if (!cis) {
+ if (IS_ERR(cis)) {
hci_le_reject_cis(hdev, ev->cis_handle);
goto unlock;
}
@@ -6979,7 +6895,7 @@ static void hci_le_big_sync_established_evt(struct hci_dev *hdev, void *data,
if (!bis) {
bis = hci_conn_add(hdev, ISO_LINK, BDADDR_ANY,
HCI_ROLE_SLAVE, handle);
- if (!bis)
+ if (IS_ERR(bis))
continue;
}
@@ -7009,6 +6925,8 @@ static void hci_le_big_sync_established_evt(struct hci_dev *hdev, void *data,
u16 handle = le16_to_cpu(ev->bis[i]);
bis = hci_conn_hash_lookup_handle(hdev, handle);
+ if (!bis)
+ continue;
set_bit(HCI_CONN_BIG_SYNC_FAILED, &bis->flags);
hci_connect_cfm(bis, ev->status);
@@ -7030,10 +6948,8 @@ static void hci_le_big_info_adv_report_evt(struct hci_dev *hdev, void *data,
hci_dev_lock(hdev);
mask |= hci_proto_connect_ind(hdev, BDADDR_ANY, ISO_LINK, &flags);
- if (!(mask & HCI_LM_ACCEPT)) {
- hci_le_pa_term_sync(hdev, ev->sync_handle);
+ if (!(mask & HCI_LM_ACCEPT))
goto unlock;
- }
if (!(flags & HCI_PROTO_DEFER))
goto unlock;
@@ -7042,24 +6958,11 @@ static void hci_le_big_info_adv_report_evt(struct hci_dev *hdev, void *data,
(hdev,
le16_to_cpu(ev->sync_handle));
- if (pa_sync)
- goto unlock;
-
- /* Add connection to indicate the PA sync event */
- pa_sync = hci_conn_add_unset(hdev, ISO_LINK, BDADDR_ANY,
- HCI_ROLE_SLAVE);
-
if (!pa_sync)
goto unlock;
- pa_sync->sync_handle = le16_to_cpu(ev->sync_handle);
- set_bit(HCI_CONN_PA_SYNC, &pa_sync->flags);
-
/* Notify iso layer */
- hci_connect_cfm(pa_sync, 0x00);
-
- /* Notify MGMT layer */
- mgmt_device_connected(hdev, pa_sync, NULL, 0);
+ hci_connect_cfm(pa_sync, 0);
unlock:
hci_dev_unlock(hdev);
@@ -7473,9 +7376,6 @@ static const struct hci_ev {
/* [0x3e = HCI_EV_LE_META] */
HCI_EV_REQ_VL(HCI_EV_LE_META, hci_le_meta_evt,
sizeof(struct hci_ev_le_meta), HCI_MAX_EVENT_SIZE),
- /* [0x48 = HCI_EV_NUM_COMP_BLOCKS] */
- HCI_EV(HCI_EV_NUM_COMP_BLOCKS, hci_num_comp_blocks_evt,
- sizeof(struct hci_ev_num_comp_blocks)),
/* [0xff = HCI_EV_VENDOR] */
HCI_EV_VL(HCI_EV_VENDOR, msft_vendor_evt, 0, HCI_MAX_EVENT_SIZE),
};
diff --git a/net/bluetooth/hci_request.c b/net/bluetooth/hci_request.c
index 00e02138003e..efea25eb56ce 100644
--- a/net/bluetooth/hci_request.c
+++ b/net/bluetooth/hci_request.c
@@ -105,8 +105,10 @@ void hci_req_sync_complete(struct hci_dev *hdev, u8 result, u16 opcode,
if (hdev->req_status == HCI_REQ_PEND) {
hdev->req_result = result;
hdev->req_status = HCI_REQ_DONE;
- if (skb)
+ if (skb) {
+ kfree_skb(hdev->req_skb);
hdev->req_skb = skb_get(skb);
+ }
wake_up_interruptible(&hdev->req_wait_q);
}
}
diff --git a/net/bluetooth/hci_request.h b/net/bluetooth/hci_request.h
index 0be75cf0efed..c91f2838f542 100644
--- a/net/bluetooth/hci_request.h
+++ b/net/bluetooth/hci_request.h
@@ -29,10 +29,6 @@
#define hci_req_sync_lock(hdev) mutex_lock(&hdev->req_lock)
#define hci_req_sync_unlock(hdev) mutex_unlock(&hdev->req_lock)
-#define HCI_REQ_DONE 0
-#define HCI_REQ_PEND 1
-#define HCI_REQ_CANCELED 2
-
struct hci_request {
struct hci_dev *hdev;
struct sk_buff_head cmd_q;
diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c
index 4ee1b976678b..69c2ba1e843e 100644
--- a/net/bluetooth/hci_sock.c
+++ b/net/bluetooth/hci_sock.c
@@ -485,7 +485,7 @@ static struct sk_buff *create_monitor_event(struct hci_dev *hdev, int event)
return NULL;
ni = skb_put(skb, HCI_MON_NEW_INDEX_SIZE);
- ni->type = hdev->dev_type;
+ ni->type = 0x00; /* Old hdev->dev_type */
ni->bus = hdev->bus;
bacpy(&ni->bdaddr, &hdev->bdaddr);
memcpy_and_pad(ni->name, sizeof(ni->name), hdev->name,
@@ -1007,9 +1007,6 @@ static int hci_sock_bound_ioctl(struct sock *sk, unsigned int cmd,
if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED))
return -EOPNOTSUPP;
- if (hdev->dev_type != HCI_PRIMARY)
- return -EOPNOTSUPP;
-
switch (cmd) {
case HCISETRAW:
if (!capable(CAP_NET_ADMIN))
@@ -1946,10 +1943,9 @@ static int hci_sock_setsockopt_old(struct socket *sock, int level, int optname,
switch (optname) {
case HCI_DATA_DIR:
- if (copy_from_sockptr(&opt, optval, sizeof(opt))) {
- err = -EFAULT;
+ err = bt_copy_from_sockptr(&opt, sizeof(opt), optval, len);
+ if (err)
break;
- }
if (opt)
hci_pi(sk)->cmsg_mask |= HCI_CMSG_DIR;
@@ -1958,10 +1954,9 @@ static int hci_sock_setsockopt_old(struct socket *sock, int level, int optname,
break;
case HCI_TIME_STAMP:
- if (copy_from_sockptr(&opt, optval, sizeof(opt))) {
- err = -EFAULT;
+ err = bt_copy_from_sockptr(&opt, sizeof(opt), optval, len);
+ if (err)
break;
- }
if (opt)
hci_pi(sk)->cmsg_mask |= HCI_CMSG_TSTAMP;
@@ -1979,11 +1974,9 @@ static int hci_sock_setsockopt_old(struct socket *sock, int level, int optname,
uf.event_mask[1] = *((u32 *) f->event_mask + 1);
}
- len = min_t(unsigned int, len, sizeof(uf));
- if (copy_from_sockptr(&uf, optval, len)) {
- err = -EFAULT;
+ err = bt_copy_from_sockptr(&uf, sizeof(uf), optval, len);
+ if (err)
break;
- }
if (!capable(CAP_NET_RAW)) {
uf.type_mask &= hci_sec_filter.type_mask;
@@ -2042,10 +2035,9 @@ static int hci_sock_setsockopt(struct socket *sock, int level, int optname,
goto done;
}
- if (copy_from_sockptr(&opt, optval, sizeof(opt))) {
- err = -EFAULT;
+ err = bt_copy_from_sockptr(&opt, sizeof(opt), optval, len);
+ if (err)
break;
- }
hci_pi(sk)->mtu = opt;
break;
diff --git a/net/bluetooth/hci_sync.c b/net/bluetooth/hci_sync.c
index f6b662369322..16daa79b7981 100644
--- a/net/bluetooth/hci_sync.c
+++ b/net/bluetooth/hci_sync.c
@@ -617,7 +617,10 @@ void hci_cmd_sync_cancel_sync(struct hci_dev *hdev, int err)
bt_dev_dbg(hdev, "err 0x%2.2x", err);
if (hdev->req_status == HCI_REQ_PEND) {
- hdev->req_result = err;
+ /* req_result is __u32 so error must be positive to be properly
+ * propagated.
+ */
+ hdev->req_result = err < 0 ? -err : err;
hdev->req_status = HCI_REQ_CANCELED;
wake_up_interruptible(&hdev->req_wait_q);
@@ -1040,11 +1043,10 @@ static int hci_disable_ext_adv_instance_sync(struct hci_dev *hdev, u8 instance)
struct hci_cp_ext_adv_set *set;
u8 data[sizeof(*cp) + sizeof(*set) * 1];
u8 size;
+ struct adv_info *adv = NULL;
/* If request specifies an instance that doesn't exist, fail */
if (instance > 0) {
- struct adv_info *adv;
-
adv = hci_find_adv_instance(hdev, instance);
if (!adv)
return -EINVAL;
@@ -1063,7 +1065,7 @@ static int hci_disable_ext_adv_instance_sync(struct hci_dev *hdev, u8 instance)
cp->num_of_sets = !!instance;
cp->enable = 0x00;
- set->handle = instance;
+ set->handle = adv ? adv->handle : instance;
size = sizeof(*cp) + sizeof(*set) * cp->num_of_sets;
@@ -1232,31 +1234,27 @@ int hci_setup_ext_adv_instance_sync(struct hci_dev *hdev, u8 instance)
static int hci_set_ext_scan_rsp_data_sync(struct hci_dev *hdev, u8 instance)
{
- struct {
- struct hci_cp_le_set_ext_scan_rsp_data cp;
- u8 data[HCI_MAX_EXT_AD_LENGTH];
- } pdu;
+ DEFINE_FLEX(struct hci_cp_le_set_ext_scan_rsp_data, pdu, data, length,
+ HCI_MAX_EXT_AD_LENGTH);
u8 len;
struct adv_info *adv = NULL;
int err;
- memset(&pdu, 0, sizeof(pdu));
-
if (instance) {
adv = hci_find_adv_instance(hdev, instance);
if (!adv || !adv->scan_rsp_changed)
return 0;
}
- len = eir_create_scan_rsp(hdev, instance, pdu.data);
+ len = eir_create_scan_rsp(hdev, instance, pdu->data);
- pdu.cp.handle = instance;
- pdu.cp.length = len;
- pdu.cp.operation = LE_SET_ADV_DATA_OP_COMPLETE;
- pdu.cp.frag_pref = LE_SET_ADV_DATA_NO_FRAG;
+ pdu->handle = adv ? adv->handle : instance;
+ pdu->length = len;
+ pdu->operation = LE_SET_ADV_DATA_OP_COMPLETE;
+ pdu->frag_pref = LE_SET_ADV_DATA_NO_FRAG;
err = __hci_cmd_sync_status(hdev, HCI_OP_LE_SET_EXT_SCAN_RSP_DATA,
- sizeof(pdu.cp) + len, &pdu.cp,
+ struct_size(pdu, data, len), pdu,
HCI_CMD_TIMEOUT);
if (err)
return err;
@@ -1264,7 +1262,7 @@ static int hci_set_ext_scan_rsp_data_sync(struct hci_dev *hdev, u8 instance)
if (adv) {
adv->scan_rsp_changed = false;
} else {
- memcpy(hdev->scan_rsp_data, pdu.data, len);
+ memcpy(hdev->scan_rsp_data, pdu->data, len);
hdev->scan_rsp_data_len = len;
}
@@ -1332,7 +1330,7 @@ int hci_enable_ext_advertising_sync(struct hci_dev *hdev, u8 instance)
memset(set, 0, sizeof(*set));
- set->handle = instance;
+ set->handle = adv ? adv->handle : instance;
/* Set duration per instance since controller is responsible for
* scheduling it.
@@ -1408,29 +1406,25 @@ static int hci_set_per_adv_params_sync(struct hci_dev *hdev, u8 instance,
static int hci_set_per_adv_data_sync(struct hci_dev *hdev, u8 instance)
{
- struct {
- struct hci_cp_le_set_per_adv_data cp;
- u8 data[HCI_MAX_PER_AD_LENGTH];
- } pdu;
+ DEFINE_FLEX(struct hci_cp_le_set_per_adv_data, pdu, data, length,
+ HCI_MAX_PER_AD_LENGTH);
u8 len;
-
- memset(&pdu, 0, sizeof(pdu));
+ struct adv_info *adv = NULL;
if (instance) {
- struct adv_info *adv = hci_find_adv_instance(hdev, instance);
-
+ adv = hci_find_adv_instance(hdev, instance);
if (!adv || !adv->periodic)
return 0;
}
- len = eir_create_per_adv_data(hdev, instance, pdu.data);
+ len = eir_create_per_adv_data(hdev, instance, pdu->data);
- pdu.cp.length = len;
- pdu.cp.handle = instance;
- pdu.cp.operation = LE_SET_ADV_DATA_OP_COMPLETE;
+ pdu->length = len;
+ pdu->handle = adv ? adv->handle : instance;
+ pdu->operation = LE_SET_ADV_DATA_OP_COMPLETE;
return __hci_cmd_sync_status(hdev, HCI_OP_LE_SET_PER_ADV_DATA,
- sizeof(pdu.cp) + len, &pdu,
+ struct_size(pdu, data, len), pdu,
HCI_CMD_TIMEOUT);
}
@@ -1724,31 +1718,27 @@ int hci_le_terminate_big_sync(struct hci_dev *hdev, u8 handle, u8 reason)
static int hci_set_ext_adv_data_sync(struct hci_dev *hdev, u8 instance)
{
- struct {
- struct hci_cp_le_set_ext_adv_data cp;
- u8 data[HCI_MAX_EXT_AD_LENGTH];
- } pdu;
+ DEFINE_FLEX(struct hci_cp_le_set_ext_adv_data, pdu, data, length,
+ HCI_MAX_EXT_AD_LENGTH);
u8 len;
struct adv_info *adv = NULL;
int err;
- memset(&pdu, 0, sizeof(pdu));
-
if (instance) {
adv = hci_find_adv_instance(hdev, instance);
if (!adv || !adv->adv_data_changed)
return 0;
}
- len = eir_create_adv_data(hdev, instance, pdu.data);
+ len = eir_create_adv_data(hdev, instance, pdu->data);
- pdu.cp.length = len;
- pdu.cp.handle = instance;
- pdu.cp.operation = LE_SET_ADV_DATA_OP_COMPLETE;
- pdu.cp.frag_pref = LE_SET_ADV_DATA_NO_FRAG;
+ pdu->length = len;
+ pdu->handle = adv ? adv->handle : instance;
+ pdu->operation = LE_SET_ADV_DATA_OP_COMPLETE;
+ pdu->frag_pref = LE_SET_ADV_DATA_NO_FRAG;
err = __hci_cmd_sync_status(hdev, HCI_OP_LE_SET_EXT_ADV_DATA,
- sizeof(pdu.cp) + len, &pdu.cp,
+ struct_size(pdu, data, len), pdu,
HCI_CMD_TIMEOUT);
if (err)
return err;
@@ -1757,7 +1747,7 @@ static int hci_set_ext_adv_data_sync(struct hci_dev *hdev, u8 instance)
if (adv) {
adv->adv_data_changed = false;
} else {
- memcpy(hdev->adv_data, pdu.data, len);
+ memcpy(hdev->adv_data, pdu->data, len);
hdev->adv_data_len = len;
}
@@ -2811,8 +2801,8 @@ static int hci_le_set_ext_scan_param_sync(struct hci_dev *hdev, u8 type,
if (qos->bcast.in.phy & BT_ISO_PHY_CODED) {
cp->scanning_phys |= LE_SCAN_PHY_CODED;
hci_le_scan_phy_params(phy, type,
- interval,
- window);
+ interval * 3,
+ window * 3);
num_phy++;
phy++;
}
@@ -2832,7 +2822,7 @@ static int hci_le_set_ext_scan_param_sync(struct hci_dev *hdev, u8 type,
if (scan_coded(hdev)) {
cp->scanning_phys |= LE_SCAN_PHY_CODED;
- hci_le_scan_phy_params(phy, type, interval, window);
+ hci_le_scan_phy_params(phy, type, interval * 3, window * 3);
num_phy++;
phy++;
}
@@ -3416,7 +3406,10 @@ static void hci_dev_get_bd_addr_from_property(struct hci_dev *hdev)
if (ret < 0 || !bacmp(&ba, BDADDR_ANY))
return;
- bacpy(&hdev->public_addr, &ba);
+ if (test_bit(HCI_QUIRK_BDADDR_PROPERTY_BROKEN, &hdev->quirks))
+ baswap(&hdev->public_addr, &ba);
+ else
+ bacpy(&hdev->public_addr, &ba);
}
struct hci_init_stage {
@@ -3517,10 +3510,6 @@ static int hci_unconf_init_sync(struct hci_dev *hdev)
/* Read Local Supported Features. */
static int hci_read_local_features_sync(struct hci_dev *hdev)
{
- /* Not all AMP controllers support this command */
- if (hdev->dev_type == HCI_AMP && !(hdev->commands[14] & 0x20))
- return 0;
-
return __hci_cmd_sync_status(hdev, HCI_OP_READ_LOCAL_FEATURES,
0, NULL, HCI_CMD_TIMEOUT);
}
@@ -3555,51 +3544,6 @@ static int hci_read_local_cmds_sync(struct hci_dev *hdev)
return 0;
}
-/* Read Local AMP Info */
-static int hci_read_local_amp_info_sync(struct hci_dev *hdev)
-{
- return __hci_cmd_sync_status(hdev, HCI_OP_READ_LOCAL_AMP_INFO,
- 0, NULL, HCI_CMD_TIMEOUT);
-}
-
-/* Read Data Blk size */
-static int hci_read_data_block_size_sync(struct hci_dev *hdev)
-{
- return __hci_cmd_sync_status(hdev, HCI_OP_READ_DATA_BLOCK_SIZE,
- 0, NULL, HCI_CMD_TIMEOUT);
-}
-
-/* Read Flow Control Mode */
-static int hci_read_flow_control_mode_sync(struct hci_dev *hdev)
-{
- return __hci_cmd_sync_status(hdev, HCI_OP_READ_FLOW_CONTROL_MODE,
- 0, NULL, HCI_CMD_TIMEOUT);
-}
-
-/* Read Location Data */
-static int hci_read_location_data_sync(struct hci_dev *hdev)
-{
- return __hci_cmd_sync_status(hdev, HCI_OP_READ_LOCATION_DATA,
- 0, NULL, HCI_CMD_TIMEOUT);
-}
-
-/* AMP Controller init stage 1 command sequence */
-static const struct hci_init_stage amp_init1[] = {
- /* HCI_OP_READ_LOCAL_VERSION */
- HCI_INIT(hci_read_local_version_sync),
- /* HCI_OP_READ_LOCAL_COMMANDS */
- HCI_INIT(hci_read_local_cmds_sync),
- /* HCI_OP_READ_LOCAL_AMP_INFO */
- HCI_INIT(hci_read_local_amp_info_sync),
- /* HCI_OP_READ_DATA_BLOCK_SIZE */
- HCI_INIT(hci_read_data_block_size_sync),
- /* HCI_OP_READ_FLOW_CONTROL_MODE */
- HCI_INIT(hci_read_flow_control_mode_sync),
- /* HCI_OP_READ_LOCATION_DATA */
- HCI_INIT(hci_read_location_data_sync),
- {}
-};
-
static int hci_init1_sync(struct hci_dev *hdev)
{
int err;
@@ -3613,28 +3557,9 @@ static int hci_init1_sync(struct hci_dev *hdev)
return err;
}
- switch (hdev->dev_type) {
- case HCI_PRIMARY:
- hdev->flow_ctl_mode = HCI_FLOW_CTL_MODE_PACKET_BASED;
- return hci_init_stage_sync(hdev, br_init1);
- case HCI_AMP:
- hdev->flow_ctl_mode = HCI_FLOW_CTL_MODE_BLOCK_BASED;
- return hci_init_stage_sync(hdev, amp_init1);
- default:
- bt_dev_err(hdev, "Unknown device type %d", hdev->dev_type);
- break;
- }
-
- return 0;
+ return hci_init_stage_sync(hdev, br_init1);
}
-/* AMP Controller init stage 2 command sequence */
-static const struct hci_init_stage amp_init2[] = {
- /* HCI_OP_READ_LOCAL_FEATURES */
- HCI_INIT(hci_read_local_features_sync),
- {}
-};
-
/* Read Buffer Size (ACL mtu, max pkt, etc.) */
static int hci_read_buffer_size_sync(struct hci_dev *hdev)
{
@@ -3892,9 +3817,6 @@ static int hci_init2_sync(struct hci_dev *hdev)
bt_dev_dbg(hdev, "");
- if (hdev->dev_type == HCI_AMP)
- return hci_init_stage_sync(hdev, amp_init2);
-
err = hci_init_stage_sync(hdev, hci_init2);
if (err)
return err;
@@ -4722,13 +4644,6 @@ static int hci_init_sync(struct hci_dev *hdev)
if (err < 0)
return err;
- /* HCI_PRIMARY covers both single-mode LE, BR/EDR and dual-mode
- * BR/EDR/LE type controllers. AMP controllers only need the
- * first two stages of init.
- */
- if (hdev->dev_type != HCI_PRIMARY)
- return 0;
-
err = hci_init3_sync(hdev);
if (err < 0)
return err;
@@ -4957,12 +4872,8 @@ int hci_dev_open_sync(struct hci_dev *hdev)
* In case of user channel usage, it is not important
* if a public address or static random address is
* available.
- *
- * This check is only valid for BR/EDR controllers
- * since AMP controllers do not have an address.
*/
if (!hci_dev_test_flag(hdev, HCI_USER_CHANNEL) &&
- hdev->dev_type == HCI_PRIMARY &&
!bacmp(&hdev->bdaddr, BDADDR_ANY) &&
!bacmp(&hdev->static_addr, BDADDR_ANY)) {
ret = -EADDRNOTAVAIL;
@@ -4997,8 +4908,7 @@ int hci_dev_open_sync(struct hci_dev *hdev)
!hci_dev_test_flag(hdev, HCI_CONFIG) &&
!hci_dev_test_flag(hdev, HCI_UNCONFIGURED) &&
!hci_dev_test_flag(hdev, HCI_USER_CHANNEL) &&
- hci_dev_test_flag(hdev, HCI_MGMT) &&
- hdev->dev_type == HCI_PRIMARY) {
+ hci_dev_test_flag(hdev, HCI_MGMT)) {
ret = hci_powered_update_sync(hdev);
mgmt_power_on(hdev, ret);
}
@@ -5143,8 +5053,7 @@ int hci_dev_close_sync(struct hci_dev *hdev)
auto_off = hci_dev_test_and_clear_flag(hdev, HCI_AUTO_OFF);
- if (!auto_off && hdev->dev_type == HCI_PRIMARY &&
- !hci_dev_test_flag(hdev, HCI_USER_CHANNEL) &&
+ if (!auto_off && !hci_dev_test_flag(hdev, HCI_USER_CHANNEL) &&
hci_dev_test_flag(hdev, HCI_MGMT))
__mgmt_power_off(hdev);
@@ -5206,9 +5115,6 @@ int hci_dev_close_sync(struct hci_dev *hdev)
hdev->flags &= BIT(HCI_RAW);
hci_dev_clear_volatile_flags(hdev);
- /* Controller radio is available but is currently powered down */
- hdev->amp_status = AMP_STATUS_POWERED_DOWN;
-
memset(hdev->eir, 0, sizeof(hdev->eir));
memset(hdev->dev_class, 0, sizeof(hdev->dev_class));
bacpy(&hdev->random_addr, BDADDR_ANY);
@@ -5245,8 +5151,7 @@ static int hci_power_on_sync(struct hci_dev *hdev)
*/
if (hci_dev_test_flag(hdev, HCI_RFKILLED) ||
hci_dev_test_flag(hdev, HCI_UNCONFIGURED) ||
- (hdev->dev_type == HCI_PRIMARY &&
- !bacmp(&hdev->bdaddr, BDADDR_ANY) &&
+ (!bacmp(&hdev->bdaddr, BDADDR_ANY) &&
!bacmp(&hdev->static_addr, BDADDR_ANY))) {
hci_dev_clear_flag(hdev, HCI_AUTO_OFF);
hci_dev_close_sync(hdev);
@@ -5348,27 +5253,11 @@ int hci_stop_discovery_sync(struct hci_dev *hdev)
return 0;
}
-static int hci_disconnect_phy_link_sync(struct hci_dev *hdev, u16 handle,
- u8 reason)
-{
- struct hci_cp_disconn_phy_link cp;
-
- memset(&cp, 0, sizeof(cp));
- cp.phy_handle = HCI_PHY_HANDLE(handle);
- cp.reason = reason;
-
- return __hci_cmd_sync_status(hdev, HCI_OP_DISCONN_PHY_LINK,
- sizeof(cp), &cp, HCI_CMD_TIMEOUT);
-}
-
static int hci_disconnect_sync(struct hci_dev *hdev, struct hci_conn *conn,
u8 reason)
{
struct hci_cp_disconnect cp;
- if (conn->type == AMP_LINK)
- return hci_disconnect_phy_link_sync(hdev, conn->handle, reason);
-
if (test_bit(HCI_CONN_BIG_CREATED, &conn->flags)) {
/* This is a BIS connection, hci_conn_del will
* do the necessary cleanup.
@@ -6340,7 +6229,8 @@ static int hci_le_ext_create_conn_sync(struct hci_dev *hdev,
plen = sizeof(*cp);
- if (scan_1m(hdev)) {
+ if (scan_1m(hdev) && (conn->le_adv_phy == HCI_ADV_PHY_1M ||
+ conn->le_adv_sec_phy == HCI_ADV_PHY_1M)) {
cp->phys |= LE_SCAN_PHY_1M;
set_ext_conn_params(conn, p);
@@ -6348,7 +6238,8 @@ static int hci_le_ext_create_conn_sync(struct hci_dev *hdev,
plen += sizeof(*p);
}
- if (scan_2m(hdev)) {
+ if (scan_2m(hdev) && (conn->le_adv_phy == HCI_ADV_PHY_2M ||
+ conn->le_adv_sec_phy == HCI_ADV_PHY_2M)) {
cp->phys |= LE_SCAN_PHY_2M;
set_ext_conn_params(conn, p);
@@ -6356,7 +6247,8 @@ static int hci_le_ext_create_conn_sync(struct hci_dev *hdev,
plen += sizeof(*p);
}
- if (scan_coded(hdev)) {
+ if (scan_coded(hdev) && (conn->le_adv_phy == HCI_ADV_PHY_CODED ||
+ conn->le_adv_sec_phy == HCI_ADV_PHY_CODED)) {
cp->phys |= LE_SCAN_PHY_CODED;
set_ext_conn_params(conn, p);
@@ -6484,10 +6376,8 @@ done:
int hci_le_create_cis_sync(struct hci_dev *hdev)
{
- struct {
- struct hci_cp_le_create_cis cp;
- struct hci_cis cis[0x1f];
- } cmd;
+ DEFINE_FLEX(struct hci_cp_le_create_cis, cmd, cis, num_cis, 0x1f);
+ size_t aux_num_cis = 0;
struct hci_conn *conn;
u8 cig = BT_ISO_QOS_CIG_UNSET;
@@ -6514,8 +6404,6 @@ int hci_le_create_cis_sync(struct hci_dev *hdev)
* remains pending.
*/
- memset(&cmd, 0, sizeof(cmd));
-
hci_dev_lock(hdev);
rcu_read_lock();
@@ -6552,7 +6440,7 @@ int hci_le_create_cis_sync(struct hci_dev *hdev)
goto done;
list_for_each_entry_rcu(conn, &hdev->conn_hash.list, list) {
- struct hci_cis *cis = &cmd.cis[cmd.cp.num_cis];
+ struct hci_cis *cis = &cmd->cis[aux_num_cis];
if (hci_conn_check_create_cis(conn) ||
conn->iso_qos.ucast.cig != cig)
@@ -6561,25 +6449,25 @@ int hci_le_create_cis_sync(struct hci_dev *hdev)
set_bit(HCI_CONN_CREATE_CIS, &conn->flags);
cis->acl_handle = cpu_to_le16(conn->parent->handle);
cis->cis_handle = cpu_to_le16(conn->handle);
- cmd.cp.num_cis++;
+ aux_num_cis++;
- if (cmd.cp.num_cis >= ARRAY_SIZE(cmd.cis))
+ if (aux_num_cis >= cmd->num_cis)
break;
}
+ cmd->num_cis = aux_num_cis;
done:
rcu_read_unlock();
hci_dev_unlock(hdev);
- if (!cmd.cp.num_cis)
+ if (!aux_num_cis)
return 0;
/* Wait for HCI_LE_CIS_Established */
return __hci_cmd_sync_status_sk(hdev, HCI_OP_LE_CREATE_CIS,
- sizeof(cmd.cp) + sizeof(cmd.cis[0]) *
- cmd.cp.num_cis, &cmd,
- HCI_EVT_LE_CIS_ESTABLISHED,
+ struct_size(cmd, cis, cmd->num_cis),
+ cmd, HCI_EVT_LE_CIS_ESTABLISHED,
conn->conn_timeout, NULL);
}
diff --git a/net/bluetooth/iso.c b/net/bluetooth/iso.c
index c8793e57f4b5..cc055b952ce6 100644
--- a/net/bluetooth/iso.c
+++ b/net/bluetooth/iso.c
@@ -54,7 +54,6 @@ static void iso_sock_kill(struct sock *sk);
enum {
BT_SK_BIG_SYNC,
BT_SK_PA_SYNC,
- BT_SK_PA_SYNC_TERM,
};
struct iso_pinfo {
@@ -81,12 +80,14 @@ static bool check_ucast_qos(struct bt_iso_qos *qos);
static bool check_bcast_qos(struct bt_iso_qos *qos);
static bool iso_match_sid(struct sock *sk, void *data);
static bool iso_match_sync_handle(struct sock *sk, void *data);
+static bool iso_match_sync_handle_pa_report(struct sock *sk, void *data);
static void iso_sock_disconn(struct sock *sk);
typedef bool (*iso_sock_match_t)(struct sock *sk, void *data);
-static struct sock *iso_get_sock_listen(bdaddr_t *src, bdaddr_t *dst,
- iso_sock_match_t match, void *data);
+static struct sock *iso_get_sock(bdaddr_t *src, bdaddr_t *dst,
+ enum bt_sock_state state,
+ iso_sock_match_t match, void *data);
/* ---- ISO timers ---- */
#define ISO_CONN_TIMEOUT (HZ * 40)
@@ -196,21 +197,10 @@ static void iso_chan_del(struct sock *sk, int err)
sock_set_flag(sk, SOCK_ZAPPED);
}
-static bool iso_match_conn_sync_handle(struct sock *sk, void *data)
-{
- struct hci_conn *hcon = data;
-
- if (test_bit(BT_SK_PA_SYNC, &iso_pi(sk)->flags))
- return false;
-
- return hcon->sync_handle == iso_pi(sk)->sync_handle;
-}
-
static void iso_conn_del(struct hci_conn *hcon, int err)
{
struct iso_conn *conn = hcon->iso_data;
struct sock *sk;
- struct sock *parent;
if (!conn)
return;
@@ -226,25 +216,6 @@ static void iso_conn_del(struct hci_conn *hcon, int err)
if (sk) {
lock_sock(sk);
-
- /* While a PA sync hcon is in the process of closing,
- * mark parent socket with a flag, so that any residual
- * BIGInfo adv reports that arrive before PA sync is
- * terminated are not processed anymore.
- */
- if (test_bit(BT_SK_PA_SYNC, &iso_pi(sk)->flags)) {
- parent = iso_get_sock_listen(&hcon->src,
- &hcon->dst,
- iso_match_conn_sync_handle,
- hcon);
-
- if (parent) {
- set_bit(BT_SK_PA_SYNC_TERM,
- &iso_pi(parent)->flags);
- sock_put(parent);
- }
- }
-
iso_sock_clear_timer(sk);
iso_chan_del(sk, err);
release_sock(sk);
@@ -581,22 +552,23 @@ static struct sock *__iso_get_sock_listen_by_sid(bdaddr_t *ba, bdaddr_t *bc,
return NULL;
}
-/* Find socket listening:
+/* Find socket in given state:
* source bdaddr (Unicast)
* destination bdaddr (Broadcast only)
* match func - pass NULL to ignore
* match func data - pass -1 to ignore
* Returns closest match.
*/
-static struct sock *iso_get_sock_listen(bdaddr_t *src, bdaddr_t *dst,
- iso_sock_match_t match, void *data)
+static struct sock *iso_get_sock(bdaddr_t *src, bdaddr_t *dst,
+ enum bt_sock_state state,
+ iso_sock_match_t match, void *data)
{
struct sock *sk = NULL, *sk1 = NULL;
read_lock(&iso_sk_list.lock);
sk_for_each(sk, &iso_sk_list.head) {
- if (sk->sk_state != BT_LISTEN)
+ if (sk->sk_state != state)
continue;
/* Match Broadcast destination */
@@ -857,6 +829,7 @@ static struct sock *iso_sock_alloc(struct net *net, struct socket *sock,
iso_pi(sk)->src_type = BDADDR_LE_PUBLIC;
iso_pi(sk)->qos = default_qos;
+ iso_pi(sk)->sync_handle = -1;
bt_sock_link(&iso_sk_list, sk);
return sk;
@@ -904,7 +877,6 @@ static int iso_sock_bind_bc(struct socket *sock, struct sockaddr *addr,
return -EINVAL;
iso_pi(sk)->dst_type = sa->iso_bc->bc_bdaddr_type;
- iso_pi(sk)->sync_handle = -1;
if (sa->iso_bc->bc_sid > 0x0f)
return -EINVAL;
@@ -981,7 +953,8 @@ static int iso_sock_bind(struct socket *sock, struct sockaddr *addr,
/* Allow the user to bind a PA sync socket to a number
* of BISes to sync to.
*/
- if (sk->sk_state == BT_CONNECT2 &&
+ if ((sk->sk_state == BT_CONNECT2 ||
+ sk->sk_state == BT_CONNECTED) &&
test_bit(BT_SK_PA_SYNC, &iso_pi(sk)->flags)) {
err = iso_sock_bind_pa_sk(sk, sa, addr_len);
goto done;
@@ -1186,7 +1159,7 @@ done:
}
static int iso_sock_accept(struct socket *sock, struct socket *newsock,
- int flags, bool kern)
+ struct proto_accept_arg *arg)
{
DEFINE_WAIT_FUNC(wait, woken_wake_function);
struct sock *sk = sock->sk, *ch;
@@ -1195,7 +1168,7 @@ static int iso_sock_accept(struct socket *sock, struct socket *newsock,
lock_sock(sk);
- timeo = sock_rcvtimeo(sk, flags & O_NONBLOCK);
+ timeo = sock_rcvtimeo(sk, arg->flags & O_NONBLOCK);
BT_DBG("sk %p timeo %ld", sk, timeo);
@@ -1285,7 +1258,7 @@ static int iso_sock_sendmsg(struct socket *sock, struct msghdr *msg,
return -ENOTCONN;
}
- mtu = iso_pi(sk)->conn->hcon->hdev->iso_mtu;
+ mtu = iso_pi(sk)->conn->hcon->mtu;
release_sock(sk);
@@ -1393,6 +1366,16 @@ static int iso_sock_recvmsg(struct socket *sock, struct msghdr *msg,
}
release_sock(sk);
return 0;
+ case BT_CONNECTED:
+ if (test_bit(BT_SK_PA_SYNC, &iso_pi(sk)->flags)) {
+ iso_conn_big_sync(sk);
+ sk->sk_state = BT_LISTEN;
+ release_sock(sk);
+ return 0;
+ }
+
+ release_sock(sk);
+ break;
case BT_CONNECT:
release_sock(sk);
return iso_connect_cis(sk);
@@ -1451,8 +1434,8 @@ static bool check_ucast_qos(struct bt_iso_qos *qos)
static bool check_bcast_qos(struct bt_iso_qos *qos)
{
- if (qos->bcast.sync_factor == 0x00)
- return false;
+ if (!qos->bcast.sync_factor)
+ qos->bcast.sync_factor = 0x01;
if (qos->bcast.packing > 0x01)
return false;
@@ -1475,6 +1458,9 @@ static bool check_bcast_qos(struct bt_iso_qos *qos)
if (qos->bcast.skip > 0x01f3)
return false;
+ if (!qos->bcast.sync_timeout)
+ qos->bcast.sync_timeout = BT_ISO_SYNC_TIMEOUT;
+
if (qos->bcast.sync_timeout < 0x000a || qos->bcast.sync_timeout > 0x4000)
return false;
@@ -1484,6 +1470,9 @@ static bool check_bcast_qos(struct bt_iso_qos *qos)
if (qos->bcast.mse > 0x1f)
return false;
+ if (!qos->bcast.timeout)
+ qos->bcast.sync_timeout = BT_ISO_SYNC_TIMEOUT;
+
if (qos->bcast.timeout < 0x000a || qos->bcast.timeout > 0x4000)
return false;
@@ -1494,7 +1483,7 @@ static int iso_sock_setsockopt(struct socket *sock, int level, int optname,
sockptr_t optval, unsigned int optlen)
{
struct sock *sk = sock->sk;
- int len, err = 0;
+ int err = 0;
struct bt_iso_qos qos = default_qos;
u32 opt;
@@ -1509,10 +1498,9 @@ static int iso_sock_setsockopt(struct socket *sock, int level, int optname,
break;
}
- if (copy_from_sockptr(&opt, optval, sizeof(u32))) {
- err = -EFAULT;
+ err = bt_copy_from_sockptr(&opt, sizeof(opt), optval, optlen);
+ if (err)
break;
- }
if (opt)
set_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags);
@@ -1521,10 +1509,9 @@ static int iso_sock_setsockopt(struct socket *sock, int level, int optname,
break;
case BT_PKT_STATUS:
- if (copy_from_sockptr(&opt, optval, sizeof(u32))) {
- err = -EFAULT;
+ err = bt_copy_from_sockptr(&opt, sizeof(opt), optval, optlen);
+ if (err)
break;
- }
if (opt)
set_bit(BT_SK_PKT_STATUS, &bt_sk(sk)->flags);
@@ -1534,22 +1521,16 @@ static int iso_sock_setsockopt(struct socket *sock, int level, int optname,
case BT_ISO_QOS:
if (sk->sk_state != BT_OPEN && sk->sk_state != BT_BOUND &&
- sk->sk_state != BT_CONNECT2) {
+ sk->sk_state != BT_CONNECT2 &&
+ (!test_bit(BT_SK_PA_SYNC, &iso_pi(sk)->flags) ||
+ sk->sk_state != BT_CONNECTED)) {
err = -EINVAL;
break;
}
- len = min_t(unsigned int, sizeof(qos), optlen);
-
- if (copy_from_sockptr(&qos, optval, len)) {
- err = -EFAULT;
- break;
- }
-
- if (len == sizeof(qos.ucast) && !check_ucast_qos(&qos)) {
- err = -EINVAL;
+ err = bt_copy_from_sockptr(&qos, sizeof(qos), optval, optlen);
+ if (err)
break;
- }
iso_pi(sk)->qos = qos;
iso_pi(sk)->qos_user_set = true;
@@ -1564,18 +1545,16 @@ static int iso_sock_setsockopt(struct socket *sock, int level, int optname,
}
if (optlen > sizeof(iso_pi(sk)->base)) {
- err = -EOVERFLOW;
+ err = -EINVAL;
break;
}
- len = min_t(unsigned int, sizeof(iso_pi(sk)->base), optlen);
-
- if (copy_from_sockptr(iso_pi(sk)->base, optval, len)) {
- err = -EFAULT;
+ err = bt_copy_from_sockptr(iso_pi(sk)->base, optlen, optval,
+ optlen);
+ if (err)
break;
- }
- iso_pi(sk)->base_len = len;
+ iso_pi(sk)->base_len = optlen;
break;
@@ -1765,7 +1744,7 @@ static void iso_conn_ready(struct iso_conn *conn)
struct sock *sk = conn->sk;
struct hci_ev_le_big_sync_estabilished *ev = NULL;
struct hci_ev_le_pa_sync_established *ev2 = NULL;
- struct hci_evt_le_big_info_adv_report *ev3 = NULL;
+ struct hci_ev_le_per_adv_report *ev3 = NULL;
struct hci_conn *hcon;
BT_DBG("conn %p", conn);
@@ -1783,32 +1762,37 @@ static void iso_conn_ready(struct iso_conn *conn)
HCI_EVT_LE_BIG_SYNC_ESTABILISHED);
/* Get reference to PA sync parent socket, if it exists */
- parent = iso_get_sock_listen(&hcon->src,
- &hcon->dst,
- iso_match_pa_sync_flag, NULL);
+ parent = iso_get_sock(&hcon->src, &hcon->dst,
+ BT_LISTEN,
+ iso_match_pa_sync_flag,
+ NULL);
if (!parent && ev)
- parent = iso_get_sock_listen(&hcon->src,
- &hcon->dst,
- iso_match_big, ev);
+ parent = iso_get_sock(&hcon->src,
+ &hcon->dst,
+ BT_LISTEN,
+ iso_match_big, ev);
} else if (test_bit(HCI_CONN_PA_SYNC_FAILED, &hcon->flags)) {
ev2 = hci_recv_event_data(hcon->hdev,
HCI_EV_LE_PA_SYNC_ESTABLISHED);
if (ev2)
- parent = iso_get_sock_listen(&hcon->src,
- &hcon->dst,
- iso_match_sid, ev2);
+ parent = iso_get_sock(&hcon->src,
+ &hcon->dst,
+ BT_LISTEN,
+ iso_match_sid, ev2);
} else if (test_bit(HCI_CONN_PA_SYNC, &hcon->flags)) {
ev3 = hci_recv_event_data(hcon->hdev,
- HCI_EVT_LE_BIG_INFO_ADV_REPORT);
+ HCI_EV_LE_PER_ADV_REPORT);
if (ev3)
- parent = iso_get_sock_listen(&hcon->src,
- &hcon->dst,
- iso_match_sync_handle, ev3);
+ parent = iso_get_sock(&hcon->src,
+ &hcon->dst,
+ BT_LISTEN,
+ iso_match_sync_handle_pa_report,
+ ev3);
}
if (!parent)
- parent = iso_get_sock_listen(&hcon->src,
- BDADDR_ANY, NULL, NULL);
+ parent = iso_get_sock(&hcon->src, BDADDR_ANY,
+ BT_LISTEN, NULL, NULL);
if (!parent)
return;
@@ -1845,7 +1829,6 @@ static void iso_conn_ready(struct iso_conn *conn)
if (ev3) {
iso_pi(sk)->qos = iso_pi(parent)->qos;
- iso_pi(sk)->qos.bcast.encryption = ev3->encryption;
hcon->iso_qos = iso_pi(sk)->qos;
iso_pi(sk)->bc_num_bis = iso_pi(parent)->bc_num_bis;
memcpy(iso_pi(sk)->bc_bis, iso_pi(parent)->bc_bis, ISO_MAX_NUM_BIS);
@@ -1929,8 +1912,8 @@ int iso_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 *flags)
*/
ev1 = hci_recv_event_data(hdev, HCI_EV_LE_PA_SYNC_ESTABLISHED);
if (ev1) {
- sk = iso_get_sock_listen(&hdev->bdaddr, bdaddr, iso_match_sid,
- ev1);
+ sk = iso_get_sock(&hdev->bdaddr, bdaddr, BT_LISTEN,
+ iso_match_sid, ev1);
if (sk && !ev1->status)
iso_pi(sk)->sync_handle = le16_to_cpu(ev1->handle);
@@ -1939,26 +1922,29 @@ int iso_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 *flags)
ev2 = hci_recv_event_data(hdev, HCI_EVT_LE_BIG_INFO_ADV_REPORT);
if (ev2) {
- /* Try to get PA sync listening socket, if it exists */
- sk = iso_get_sock_listen(&hdev->bdaddr, bdaddr,
- iso_match_pa_sync_flag, NULL);
-
- if (!sk) {
- sk = iso_get_sock_listen(&hdev->bdaddr, bdaddr,
- iso_match_sync_handle, ev2);
-
- /* If PA Sync is in process of terminating,
- * do not handle any more BIGInfo adv reports.
- */
-
- if (sk && test_bit(BT_SK_PA_SYNC_TERM,
- &iso_pi(sk)->flags))
- return 0;
+ /* Check if BIGInfo report has already been handled */
+ sk = iso_get_sock(&hdev->bdaddr, bdaddr, BT_CONNECTED,
+ iso_match_sync_handle, ev2);
+ if (sk) {
+ sock_put(sk);
+ sk = NULL;
+ goto done;
}
+ /* Try to get PA sync socket, if it exists */
+ sk = iso_get_sock(&hdev->bdaddr, bdaddr, BT_CONNECT2,
+ iso_match_sync_handle, ev2);
+ if (!sk)
+ sk = iso_get_sock(&hdev->bdaddr, bdaddr,
+ BT_LISTEN,
+ iso_match_sync_handle,
+ ev2);
+
if (sk) {
int err;
+ iso_pi(sk)->qos.bcast.encryption = ev2->encryption;
+
if (ev2->num_bis < iso_pi(sk)->bc_num_bis)
iso_pi(sk)->bc_num_bis = ev2->num_bis;
@@ -1977,6 +1963,8 @@ int iso_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 *flags)
}
}
}
+
+ goto done;
}
ev3 = hci_recv_event_data(hdev, HCI_EV_LE_PER_ADV_REPORT);
@@ -1985,8 +1973,8 @@ int iso_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 *flags)
u8 *base;
struct hci_conn *hcon;
- sk = iso_get_sock_listen(&hdev->bdaddr, bdaddr,
- iso_match_sync_handle_pa_report, ev3);
+ sk = iso_get_sock(&hdev->bdaddr, bdaddr, BT_LISTEN,
+ iso_match_sync_handle_pa_report, ev3);
if (!sk)
goto done;
@@ -2035,7 +2023,8 @@ int iso_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 *flags)
hcon->le_per_adv_data_len = 0;
}
} else {
- sk = iso_get_sock_listen(&hdev->bdaddr, BDADDR_ANY, NULL, NULL);
+ sk = iso_get_sock(&hdev->bdaddr, BDADDR_ANY,
+ BT_LISTEN, NULL, NULL);
}
done:
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index 467b242d8be0..5b509b767557 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -415,6 +415,9 @@ static void l2cap_chan_timeout(struct work_struct *work)
BT_DBG("chan %p state %s", chan, state_to_string(chan->state));
+ if (!conn)
+ return;
+
mutex_lock(&conn->chan_lock);
/* __set_chan_timer() calls l2cap_chan_hold(chan) while scheduling
* this work. No need to call l2cap_chan_hold(chan) here again.
@@ -454,6 +457,9 @@ struct l2cap_chan *l2cap_chan_create(void)
/* Set default lock nesting level */
atomic_set(&chan->nesting, L2CAP_NESTING_NORMAL);
+ /* Available receive buffer space is initially unknown */
+ chan->rx_avail = -1;
+
write_lock(&chan_list_lock);
list_add(&chan->global_l, &chan_list);
write_unlock(&chan_list_lock);
@@ -535,6 +541,28 @@ void l2cap_chan_set_defaults(struct l2cap_chan *chan)
}
EXPORT_SYMBOL_GPL(l2cap_chan_set_defaults);
+static __u16 l2cap_le_rx_credits(struct l2cap_chan *chan)
+{
+ size_t sdu_len = chan->sdu ? chan->sdu->len : 0;
+
+ if (chan->mps == 0)
+ return 0;
+
+ /* If we don't know the available space in the receiver buffer, give
+ * enough credits for a full packet.
+ */
+ if (chan->rx_avail == -1)
+ return (chan->imtu / chan->mps) + 1;
+
+ /* If we know how much space is available in the receive buffer, give
+ * out as many credits as would fill the buffer.
+ */
+ if (chan->rx_avail <= sdu_len)
+ return 0;
+
+ return DIV_ROUND_UP(chan->rx_avail - sdu_len, chan->mps);
+}
+
static void l2cap_le_flowctl_init(struct l2cap_chan *chan, u16 tx_credits)
{
chan->sdu = NULL;
@@ -543,8 +571,7 @@ static void l2cap_le_flowctl_init(struct l2cap_chan *chan, u16 tx_credits)
chan->tx_credits = tx_credits;
/* Derive MPS from connection MTU to stop HCI fragmentation */
chan->mps = min_t(u16, chan->imtu, chan->conn->mtu - L2CAP_HDR_SIZE);
- /* Give enough credits for a full packet */
- chan->rx_credits = (chan->imtu / chan->mps) + 1;
+ chan->rx_credits = l2cap_le_rx_credits(chan);
skb_queue_head_init(&chan->tx_q);
}
@@ -556,7 +583,7 @@ static void l2cap_ecred_init(struct l2cap_chan *chan, u16 tx_credits)
/* L2CAP implementations shall support a minimum MPS of 64 octets */
if (chan->mps < L2CAP_ECRED_MIN_MPS) {
chan->mps = L2CAP_ECRED_MIN_MPS;
- chan->rx_credits = (chan->imtu / chan->mps) + 1;
+ chan->rx_credits = l2cap_le_rx_credits(chan);
}
}
@@ -1257,7 +1284,7 @@ static void l2cap_le_connect(struct l2cap_chan *chan)
struct l2cap_ecred_conn_data {
struct {
- struct l2cap_ecred_conn_req req;
+ struct l2cap_ecred_conn_req_hdr req;
__le16 scid[5];
} __packed pdu;
struct l2cap_chan *chan;
@@ -3737,7 +3764,7 @@ static void l2cap_ecred_list_defer(struct l2cap_chan *chan, void *data)
struct l2cap_ecred_rsp_data {
struct {
- struct l2cap_ecred_conn_rsp rsp;
+ struct l2cap_ecred_conn_rsp_hdr rsp;
__le16 scid[L2CAP_ECRED_MAX_CID];
} __packed pdu;
int count;
@@ -3746,6 +3773,8 @@ struct l2cap_ecred_rsp_data {
static void l2cap_ecred_rsp_defer(struct l2cap_chan *chan, void *data)
{
struct l2cap_ecred_rsp_data *rsp = data;
+ struct l2cap_ecred_conn_rsp *rsp_flex =
+ container_of(&rsp->pdu.rsp, struct l2cap_ecred_conn_rsp, hdr);
if (test_bit(FLAG_ECRED_CONN_REQ_SENT, &chan->flags))
return;
@@ -3755,7 +3784,7 @@ static void l2cap_ecred_rsp_defer(struct l2cap_chan *chan, void *data)
/* Include all channels pending with the same ident */
if (!rsp->pdu.rsp.result)
- rsp->pdu.rsp.dcid[rsp->count++] = cpu_to_le16(chan->scid);
+ rsp_flex->dcid[rsp->count++] = cpu_to_le16(chan->scid);
else
l2cap_chan_del(chan, ECONNRESET);
}
@@ -3902,13 +3931,12 @@ static inline int l2cap_command_rej(struct l2cap_conn *conn,
return 0;
}
-static struct l2cap_chan *l2cap_connect(struct l2cap_conn *conn,
- struct l2cap_cmd_hdr *cmd,
- u8 *data, u8 rsp_code, u8 amp_id)
+static void l2cap_connect(struct l2cap_conn *conn, struct l2cap_cmd_hdr *cmd,
+ u8 *data, u8 rsp_code)
{
struct l2cap_conn_req *req = (struct l2cap_conn_req *) data;
struct l2cap_conn_rsp rsp;
- struct l2cap_chan *chan = NULL, *pchan;
+ struct l2cap_chan *chan = NULL, *pchan = NULL;
int result, status = L2CAP_CS_NO_INFO;
u16 dcid = 0, scid = __le16_to_cpu(req->scid);
@@ -3921,7 +3949,7 @@ static struct l2cap_chan *l2cap_connect(struct l2cap_conn *conn,
&conn->hcon->dst, ACL_LINK);
if (!pchan) {
result = L2CAP_CR_BAD_PSM;
- goto sendresp;
+ goto response;
}
mutex_lock(&conn->chan_lock);
@@ -3983,17 +4011,8 @@ static struct l2cap_chan *l2cap_connect(struct l2cap_conn *conn,
status = L2CAP_CS_AUTHOR_PEND;
chan->ops->defer(chan);
} else {
- /* Force pending result for AMP controllers.
- * The connection will succeed after the
- * physical link is up.
- */
- if (amp_id == AMP_ID_BREDR) {
- l2cap_state_change(chan, BT_CONFIG);
- result = L2CAP_CR_SUCCESS;
- } else {
- l2cap_state_change(chan, BT_CONNECT2);
- result = L2CAP_CR_PEND;
- }
+ l2cap_state_change(chan, BT_CONNECT2);
+ result = L2CAP_CR_PEND;
status = L2CAP_CS_NO_INFO;
}
} else {
@@ -4008,17 +4027,15 @@ static struct l2cap_chan *l2cap_connect(struct l2cap_conn *conn,
}
response:
- l2cap_chan_unlock(pchan);
- mutex_unlock(&conn->chan_lock);
- l2cap_chan_put(pchan);
-
-sendresp:
rsp.scid = cpu_to_le16(scid);
rsp.dcid = cpu_to_le16(dcid);
rsp.result = cpu_to_le16(result);
rsp.status = cpu_to_le16(status);
l2cap_send_cmd(conn, cmd->ident, rsp_code, sizeof(rsp), &rsp);
+ if (!pchan)
+ return;
+
if (result == L2CAP_CR_PEND && status == L2CAP_CS_NO_INFO) {
struct l2cap_info_req info;
info.type = cpu_to_le16(L2CAP_IT_FEAT_MASK);
@@ -4041,7 +4058,9 @@ sendresp:
chan->num_conf_req++;
}
- return chan;
+ l2cap_chan_unlock(pchan);
+ mutex_unlock(&conn->chan_lock);
+ l2cap_chan_put(pchan);
}
static int l2cap_connect_req(struct l2cap_conn *conn,
@@ -4054,12 +4073,11 @@ static int l2cap_connect_req(struct l2cap_conn *conn,
return -EPROTO;
hci_dev_lock(hdev);
- if (hci_dev_test_flag(hdev, HCI_MGMT) &&
- !test_and_set_bit(HCI_CONN_MGMT_CONNECTED, &hcon->flags))
+ if (hci_dev_test_flag(hdev, HCI_MGMT))
mgmt_device_connected(hdev, hcon, NULL, 0);
hci_dev_unlock(hdev);
- l2cap_connect(conn, cmd, data, L2CAP_CONN_RSP, 0);
+ l2cap_connect(conn, cmd, data, L2CAP_CONN_RSP);
return 0;
}
@@ -4995,10 +5013,7 @@ static inline int l2cap_ecred_conn_req(struct l2cap_conn *conn,
u8 *data)
{
struct l2cap_ecred_conn_req *req = (void *) data;
- struct {
- struct l2cap_ecred_conn_rsp rsp;
- __le16 dcid[L2CAP_ECRED_MAX_CID];
- } __packed pdu;
+ DEFINE_RAW_FLEX(struct l2cap_ecred_conn_rsp, pdu, dcid, L2CAP_ECRED_MAX_CID);
struct l2cap_chan *chan, *pchan;
u16 mtu, mps;
__le16 psm;
@@ -5017,7 +5032,7 @@ static inline int l2cap_ecred_conn_req(struct l2cap_conn *conn,
cmd_len -= sizeof(*req);
num_scid = cmd_len / sizeof(u16);
- if (num_scid > ARRAY_SIZE(pdu.dcid)) {
+ if (num_scid > L2CAP_ECRED_MAX_CID) {
result = L2CAP_CR_LE_INVALID_PARAMS;
goto response;
}
@@ -5046,7 +5061,7 @@ static inline int l2cap_ecred_conn_req(struct l2cap_conn *conn,
BT_DBG("psm 0x%2.2x mtu %u mps %u", __le16_to_cpu(psm), mtu, mps);
- memset(&pdu, 0, sizeof(pdu));
+ memset(pdu, 0, sizeof(*pdu));
/* Check if we have socket listening on psm */
pchan = l2cap_global_chan_by_psm(BT_LISTEN, psm, &conn->hcon->src,
@@ -5072,8 +5087,8 @@ static inline int l2cap_ecred_conn_req(struct l2cap_conn *conn,
BT_DBG("scid[%d] 0x%4.4x", i, scid);
- pdu.dcid[i] = 0x0000;
- len += sizeof(*pdu.dcid);
+ pdu->dcid[i] = 0x0000;
+ len += sizeof(*pdu->dcid);
/* Check for valid dynamic CID range */
if (scid < L2CAP_CID_DYN_START || scid > L2CAP_CID_LE_DYN_END) {
@@ -5107,13 +5122,13 @@ static inline int l2cap_ecred_conn_req(struct l2cap_conn *conn,
l2cap_ecred_init(chan, __le16_to_cpu(req->credits));
/* Init response */
- if (!pdu.rsp.credits) {
- pdu.rsp.mtu = cpu_to_le16(chan->imtu);
- pdu.rsp.mps = cpu_to_le16(chan->mps);
- pdu.rsp.credits = cpu_to_le16(chan->rx_credits);
+ if (!pdu->credits) {
+ pdu->mtu = cpu_to_le16(chan->imtu);
+ pdu->mps = cpu_to_le16(chan->mps);
+ pdu->credits = cpu_to_le16(chan->rx_credits);
}
- pdu.dcid[i] = cpu_to_le16(chan->scid);
+ pdu->dcid[i] = cpu_to_le16(chan->scid);
__set_chan_timer(chan, chan->ops->get_sndtimeo(chan));
@@ -5135,13 +5150,13 @@ unlock:
l2cap_chan_put(pchan);
response:
- pdu.rsp.result = cpu_to_le16(result);
+ pdu->result = cpu_to_le16(result);
if (defer)
return 0;
l2cap_send_cmd(conn, cmd->ident, L2CAP_ECRED_CONN_RSP,
- sizeof(pdu.rsp) + len, &pdu);
+ sizeof(*pdu) + len, pdu);
return 0;
}
@@ -6240,7 +6255,7 @@ static int l2cap_finish_move(struct l2cap_chan *chan)
BT_DBG("chan %p", chan);
chan->rx_state = L2CAP_RX_STATE_RECV;
- chan->conn->mtu = chan->conn->hcon->hdev->acl_mtu;
+ chan->conn->mtu = chan->conn->hcon->mtu;
return l2cap_resegment(chan);
}
@@ -6307,7 +6322,7 @@ static int l2cap_rx_state_wait_f(struct l2cap_chan *chan,
*/
chan->next_tx_seq = control->reqseq;
chan->unacked_frames = 0;
- chan->conn->mtu = chan->conn->hcon->hdev->acl_mtu;
+ chan->conn->mtu = chan->conn->hcon->mtu;
err = l2cap_resegment(chan);
@@ -6512,9 +6527,7 @@ static void l2cap_chan_le_send_credits(struct l2cap_chan *chan)
{
struct l2cap_conn *conn = chan->conn;
struct l2cap_le_credits pkt;
- u16 return_credits;
-
- return_credits = (chan->imtu / chan->mps) + 1;
+ u16 return_credits = l2cap_le_rx_credits(chan);
if (chan->rx_credits >= return_credits)
return;
@@ -6533,6 +6546,19 @@ static void l2cap_chan_le_send_credits(struct l2cap_chan *chan)
l2cap_send_cmd(conn, chan->ident, L2CAP_LE_CREDITS, sizeof(pkt), &pkt);
}
+void l2cap_chan_rx_avail(struct l2cap_chan *chan, ssize_t rx_avail)
+{
+ if (chan->rx_avail == rx_avail)
+ return;
+
+ BT_DBG("chan %p has %zd bytes avail for rx", chan, rx_avail);
+
+ chan->rx_avail = rx_avail;
+
+ if (chan->state == BT_CONNECTED)
+ l2cap_chan_le_send_credits(chan);
+}
+
static int l2cap_ecred_recv(struct l2cap_chan *chan, struct sk_buff *skb)
{
int err;
@@ -6542,6 +6568,12 @@ static int l2cap_ecred_recv(struct l2cap_chan *chan, struct sk_buff *skb)
/* Wait recv to confirm reception before updating the credits */
err = chan->ops->recv(chan, skb);
+ if (err < 0 && chan->rx_avail != -1) {
+ BT_ERR("Queueing received LE L2CAP data failed");
+ l2cap_send_disconn_req(chan, ECONNRESET);
+ return err;
+ }
+
/* Update credits whenever an SDU is received */
l2cap_chan_le_send_credits(chan);
@@ -6564,7 +6596,8 @@ static int l2cap_ecred_data_rcv(struct l2cap_chan *chan, struct sk_buff *skb)
}
chan->rx_credits--;
- BT_DBG("rx_credits %u -> %u", chan->rx_credits + 1, chan->rx_credits);
+ BT_DBG("chan %p: rx_credits %u -> %u",
+ chan, chan->rx_credits + 1, chan->rx_credits);
/* Update if remote had run out of credits, this should only happens
* if the remote is not using the entire MPS.
@@ -6847,18 +6880,7 @@ static struct l2cap_conn *l2cap_conn_add(struct hci_conn *hcon)
BT_DBG("hcon %p conn %p hchan %p", hcon, conn, hchan);
- switch (hcon->type) {
- case LE_LINK:
- if (hcon->hdev->le_mtu) {
- conn->mtu = hcon->hdev->le_mtu;
- break;
- }
- fallthrough;
- default:
- conn->mtu = hcon->hdev->acl_mtu;
- break;
- }
-
+ conn->mtu = hcon->mtu;
conn->feat_mask = 0;
conn->local_fixed_chan = L2CAP_FC_SIG_BREDR | L2CAP_FC_CONNLESS;
@@ -7019,7 +7041,7 @@ int l2cap_chan_connect(struct l2cap_chan *chan, __le16 psm, u16 cid,
if (hci_dev_test_flag(hdev, HCI_ADVERTISING))
hcon = hci_connect_le(hdev, dst, dst_type, false,
chan->sec_level, timeout,
- HCI_ROLE_SLAVE);
+ HCI_ROLE_SLAVE, 0, 0);
else
hcon = hci_connect_le_scan(hdev, dst, dst_type,
chan->sec_level, timeout,
@@ -7112,14 +7134,11 @@ EXPORT_SYMBOL_GPL(l2cap_chan_connect);
static void l2cap_ecred_reconfigure(struct l2cap_chan *chan)
{
struct l2cap_conn *conn = chan->conn;
- struct {
- struct l2cap_ecred_reconf_req req;
- __le16 scid;
- } pdu;
+ DEFINE_RAW_FLEX(struct l2cap_ecred_reconf_req, pdu, scid, 1);
- pdu.req.mtu = cpu_to_le16(chan->imtu);
- pdu.req.mps = cpu_to_le16(chan->mps);
- pdu.scid = cpu_to_le16(chan->scid);
+ pdu->mtu = cpu_to_le16(chan->imtu);
+ pdu->mps = cpu_to_le16(chan->mps);
+ pdu->scid[0] = cpu_to_le16(chan->scid);
chan->ident = l2cap_get_ident(conn);
@@ -7463,10 +7482,6 @@ void l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, u16 flags)
struct l2cap_conn *conn = hcon->l2cap_data;
int len;
- /* For AMP controller do not create l2cap conn */
- if (!conn && hcon->hdev->dev_type != HCI_PRIMARY)
- goto drop;
-
if (!conn)
conn = l2cap_conn_add(hcon);
diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c
index 4287aa6cc988..6db60946c627 100644
--- a/net/bluetooth/l2cap_sock.c
+++ b/net/bluetooth/l2cap_sock.c
@@ -327,7 +327,7 @@ done:
}
static int l2cap_sock_accept(struct socket *sock, struct socket *newsock,
- int flags, bool kern)
+ struct proto_accept_arg *arg)
{
DEFINE_WAIT_FUNC(wait, woken_wake_function);
struct sock *sk = sock->sk, *nsk;
@@ -336,7 +336,7 @@ static int l2cap_sock_accept(struct socket *sock, struct socket *newsock,
lock_sock_nested(sk, L2CAP_NESTING_PARENT);
- timeo = sock_rcvtimeo(sk, flags & O_NONBLOCK);
+ timeo = sock_rcvtimeo(sk, arg->flags & O_NONBLOCK);
BT_DBG("sk %p timeo %ld", sk, timeo);
@@ -439,7 +439,8 @@ static int l2cap_sock_getsockopt_old(struct socket *sock, int optname,
struct l2cap_chan *chan = l2cap_pi(sk)->chan;
struct l2cap_options opts;
struct l2cap_conninfo cinfo;
- int len, err = 0;
+ int err = 0;
+ size_t len;
u32 opt;
BT_DBG("sk %p", sk);
@@ -486,7 +487,7 @@ static int l2cap_sock_getsockopt_old(struct socket *sock, int optname,
BT_DBG("mode 0x%2.2x", chan->mode);
- len = min_t(unsigned int, len, sizeof(opts));
+ len = min(len, sizeof(opts));
if (copy_to_user(optval, (char *) &opts, len))
err = -EFAULT;
@@ -536,7 +537,7 @@ static int l2cap_sock_getsockopt_old(struct socket *sock, int optname,
cinfo.hci_handle = chan->conn->hcon->handle;
memcpy(cinfo.dev_class, chan->conn->hcon->dev_class, 3);
- len = min_t(unsigned int, len, sizeof(cinfo));
+ len = min(len, sizeof(cinfo));
if (copy_to_user(optval, (char *) &cinfo, len))
err = -EFAULT;
@@ -727,7 +728,7 @@ static int l2cap_sock_setsockopt_old(struct socket *sock, int optname,
struct sock *sk = sock->sk;
struct l2cap_chan *chan = l2cap_pi(sk)->chan;
struct l2cap_options opts;
- int len, err = 0;
+ int err = 0;
u32 opt;
BT_DBG("sk %p", sk);
@@ -754,11 +755,9 @@ static int l2cap_sock_setsockopt_old(struct socket *sock, int optname,
opts.max_tx = chan->max_tx;
opts.txwin_size = chan->tx_win;
- len = min_t(unsigned int, sizeof(opts), optlen);
- if (copy_from_sockptr(&opts, optval, len)) {
- err = -EFAULT;
+ err = bt_copy_from_sockptr(&opts, sizeof(opts), optval, optlen);
+ if (err)
break;
- }
if (opts.txwin_size > L2CAP_DEFAULT_EXT_WINDOW) {
err = -EINVAL;
@@ -801,10 +800,9 @@ static int l2cap_sock_setsockopt_old(struct socket *sock, int optname,
break;
case L2CAP_LM:
- if (copy_from_sockptr(&opt, optval, sizeof(u32))) {
- err = -EFAULT;
+ err = bt_copy_from_sockptr(&opt, sizeof(opt), optval, optlen);
+ if (err)
break;
- }
if (opt & L2CAP_LM_FIPS) {
err = -EINVAL;
@@ -885,7 +883,7 @@ static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname,
struct bt_security sec;
struct bt_power pwr;
struct l2cap_conn *conn;
- int len, err = 0;
+ int err = 0;
u32 opt;
u16 mtu;
u8 mode;
@@ -911,11 +909,9 @@ static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname,
sec.level = BT_SECURITY_LOW;
- len = min_t(unsigned int, sizeof(sec), optlen);
- if (copy_from_sockptr(&sec, optval, len)) {
- err = -EFAULT;
+ err = bt_copy_from_sockptr(&sec, sizeof(sec), optval, optlen);
+ if (err)
break;
- }
if (sec.level < BT_SECURITY_LOW ||
sec.level > BT_SECURITY_FIPS) {
@@ -960,10 +956,9 @@ static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname,
break;
}
- if (copy_from_sockptr(&opt, optval, sizeof(u32))) {
- err = -EFAULT;
+ err = bt_copy_from_sockptr(&opt, sizeof(opt), optval, optlen);
+ if (err)
break;
- }
if (opt) {
set_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags);
@@ -975,10 +970,9 @@ static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname,
break;
case BT_FLUSHABLE:
- if (copy_from_sockptr(&opt, optval, sizeof(u32))) {
- err = -EFAULT;
+ err = bt_copy_from_sockptr(&opt, sizeof(opt), optval, optlen);
+ if (err)
break;
- }
if (opt > BT_FLUSHABLE_ON) {
err = -EINVAL;
@@ -1010,11 +1004,9 @@ static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname,
pwr.force_active = BT_POWER_FORCE_ACTIVE_ON;
- len = min_t(unsigned int, sizeof(pwr), optlen);
- if (copy_from_sockptr(&pwr, optval, len)) {
- err = -EFAULT;
+ err = bt_copy_from_sockptr(&pwr, sizeof(pwr), optval, optlen);
+ if (err)
break;
- }
if (pwr.force_active)
set_bit(FLAG_FORCE_ACTIVE, &chan->flags);
@@ -1023,10 +1015,9 @@ static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname,
break;
case BT_CHANNEL_POLICY:
- if (copy_from_sockptr(&opt, optval, sizeof(u32))) {
- err = -EFAULT;
+ err = bt_copy_from_sockptr(&opt, sizeof(opt), optval, optlen);
+ if (err)
break;
- }
err = -EOPNOTSUPP;
break;
@@ -1055,10 +1046,9 @@ static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname,
break;
}
- if (copy_from_sockptr(&mtu, optval, sizeof(u16))) {
- err = -EFAULT;
+ err = bt_copy_from_sockptr(&mtu, sizeof(mtu), optval, optlen);
+ if (err)
break;
- }
if (chan->mode == L2CAP_MODE_EXT_FLOWCTL &&
sk->sk_state == BT_CONNECTED)
@@ -1086,10 +1076,9 @@ static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname,
break;
}
- if (copy_from_sockptr(&mode, optval, sizeof(u8))) {
- err = -EFAULT;
+ err = bt_copy_from_sockptr(&mode, sizeof(mode), optval, optlen);
+ if (err)
break;
- }
BT_DBG("mode %u", mode);
@@ -1142,6 +1131,34 @@ static int l2cap_sock_sendmsg(struct socket *sock, struct msghdr *msg,
return err;
}
+static void l2cap_publish_rx_avail(struct l2cap_chan *chan)
+{
+ struct sock *sk = chan->data;
+ ssize_t avail = sk->sk_rcvbuf - atomic_read(&sk->sk_rmem_alloc);
+ int expected_skbs, skb_overhead;
+
+ if (avail <= 0) {
+ l2cap_chan_rx_avail(chan, 0);
+ return;
+ }
+
+ if (!chan->mps) {
+ l2cap_chan_rx_avail(chan, -1);
+ return;
+ }
+
+ /* Correct available memory by estimated sk_buff overhead.
+ * This is significant due to small transfer sizes. However, accept
+ * at least one full packet if receive space is non-zero.
+ */
+ expected_skbs = DIV_ROUND_UP(avail, chan->mps);
+ skb_overhead = expected_skbs * sizeof(struct sk_buff);
+ if (skb_overhead < avail)
+ l2cap_chan_rx_avail(chan, avail - skb_overhead);
+ else
+ l2cap_chan_rx_avail(chan, -1);
+}
+
static int l2cap_sock_recvmsg(struct socket *sock, struct msghdr *msg,
size_t len, int flags)
{
@@ -1178,28 +1195,33 @@ static int l2cap_sock_recvmsg(struct socket *sock, struct msghdr *msg,
else
err = bt_sock_recvmsg(sock, msg, len, flags);
- if (pi->chan->mode != L2CAP_MODE_ERTM)
+ if (pi->chan->mode != L2CAP_MODE_ERTM &&
+ pi->chan->mode != L2CAP_MODE_LE_FLOWCTL &&
+ pi->chan->mode != L2CAP_MODE_EXT_FLOWCTL)
return err;
- /* Attempt to put pending rx data in the socket buffer */
-
lock_sock(sk);
- if (!test_bit(CONN_LOCAL_BUSY, &pi->chan->conn_state))
- goto done;
+ l2cap_publish_rx_avail(pi->chan);
- if (pi->rx_busy_skb) {
- if (!__sock_queue_rcv_skb(sk, pi->rx_busy_skb))
- pi->rx_busy_skb = NULL;
- else
+ /* Attempt to put pending rx data in the socket buffer */
+ while (!list_empty(&pi->rx_busy)) {
+ struct l2cap_rx_busy *rx_busy =
+ list_first_entry(&pi->rx_busy,
+ struct l2cap_rx_busy,
+ list);
+ if (__sock_queue_rcv_skb(sk, rx_busy->skb) < 0)
goto done;
+ list_del(&rx_busy->list);
+ kfree(rx_busy);
}
/* Restore data flow when half of the receive buffer is
* available. This avoids resending large numbers of
* frames.
*/
- if (atomic_read(&sk->sk_rmem_alloc) <= sk->sk_rcvbuf >> 1)
+ if (test_bit(CONN_LOCAL_BUSY, &pi->chan->conn_state) &&
+ atomic_read(&sk->sk_rmem_alloc) <= sk->sk_rcvbuf >> 1)
l2cap_chan_busy(pi->chan, 0);
done:
@@ -1460,17 +1482,20 @@ static struct l2cap_chan *l2cap_sock_new_connection_cb(struct l2cap_chan *chan)
static int l2cap_sock_recv_cb(struct l2cap_chan *chan, struct sk_buff *skb)
{
struct sock *sk = chan->data;
+ struct l2cap_pinfo *pi = l2cap_pi(sk);
int err;
lock_sock(sk);
- if (l2cap_pi(sk)->rx_busy_skb) {
+ if (chan->mode == L2CAP_MODE_ERTM && !list_empty(&pi->rx_busy)) {
err = -ENOMEM;
goto done;
}
if (chan->mode != L2CAP_MODE_ERTM &&
- chan->mode != L2CAP_MODE_STREAMING) {
+ chan->mode != L2CAP_MODE_STREAMING &&
+ chan->mode != L2CAP_MODE_LE_FLOWCTL &&
+ chan->mode != L2CAP_MODE_EXT_FLOWCTL) {
/* Even if no filter is attached, we could potentially
* get errors from security modules, etc.
*/
@@ -1481,7 +1506,9 @@ static int l2cap_sock_recv_cb(struct l2cap_chan *chan, struct sk_buff *skb)
err = __sock_queue_rcv_skb(sk, skb);
- /* For ERTM, handle one skb that doesn't fit into the recv
+ l2cap_publish_rx_avail(chan);
+
+ /* For ERTM and LE, handle a skb that doesn't fit into the recv
* buffer. This is important to do because the data frames
* have already been acked, so the skb cannot be discarded.
*
@@ -1490,8 +1517,18 @@ static int l2cap_sock_recv_cb(struct l2cap_chan *chan, struct sk_buff *skb)
* acked and reassembled until there is buffer space
* available.
*/
- if (err < 0 && chan->mode == L2CAP_MODE_ERTM) {
- l2cap_pi(sk)->rx_busy_skb = skb;
+ if (err < 0 &&
+ (chan->mode == L2CAP_MODE_ERTM ||
+ chan->mode == L2CAP_MODE_LE_FLOWCTL ||
+ chan->mode == L2CAP_MODE_EXT_FLOWCTL)) {
+ struct l2cap_rx_busy *rx_busy =
+ kmalloc(sizeof(*rx_busy), GFP_KERNEL);
+ if (!rx_busy) {
+ err = -ENOMEM;
+ goto done;
+ }
+ rx_busy->skb = skb;
+ list_add_tail(&rx_busy->list, &pi->rx_busy);
l2cap_chan_busy(chan, 1);
err = 0;
}
@@ -1717,6 +1754,8 @@ static const struct l2cap_ops l2cap_chan_ops = {
static void l2cap_sock_destruct(struct sock *sk)
{
+ struct l2cap_rx_busy *rx_busy, *next;
+
BT_DBG("sk %p", sk);
if (l2cap_pi(sk)->chan) {
@@ -1724,9 +1763,10 @@ static void l2cap_sock_destruct(struct sock *sk)
l2cap_chan_put(l2cap_pi(sk)->chan);
}
- if (l2cap_pi(sk)->rx_busy_skb) {
- kfree_skb(l2cap_pi(sk)->rx_busy_skb);
- l2cap_pi(sk)->rx_busy_skb = NULL;
+ list_for_each_entry_safe(rx_busy, next, &l2cap_pi(sk)->rx_busy, list) {
+ kfree_skb(rx_busy->skb);
+ list_del(&rx_busy->list);
+ kfree(rx_busy);
}
skb_queue_purge(&sk->sk_receive_queue);
@@ -1810,6 +1850,8 @@ static void l2cap_sock_init(struct sock *sk, struct sock *parent)
chan->data = sk;
chan->ops = &l2cap_chan_ops;
+
+ l2cap_publish_rx_avail(chan);
}
static struct proto l2cap_proto = {
@@ -1831,6 +1873,8 @@ static struct sock *l2cap_sock_alloc(struct net *net, struct socket *sock,
sk->sk_destruct = l2cap_sock_destruct;
sk->sk_sndtimeo = L2CAP_CONN_TIMEOUT;
+ INIT_LIST_HEAD(&l2cap_pi(sk)->rx_busy);
+
chan = l2cap_chan_create();
if (!chan) {
sk_free(sk);
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index 32ed6e9245a3..80f220b7e19d 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -443,8 +443,7 @@ static int read_index_list(struct sock *sk, struct hci_dev *hdev, void *data,
count = 0;
list_for_each_entry(d, &hci_dev_list, list) {
- if (d->dev_type == HCI_PRIMARY &&
- !hci_dev_test_flag(d, HCI_UNCONFIGURED))
+ if (!hci_dev_test_flag(d, HCI_UNCONFIGURED))
count++;
}
@@ -468,8 +467,7 @@ static int read_index_list(struct sock *sk, struct hci_dev *hdev, void *data,
if (test_bit(HCI_QUIRK_RAW_DEVICE, &d->quirks))
continue;
- if (d->dev_type == HCI_PRIMARY &&
- !hci_dev_test_flag(d, HCI_UNCONFIGURED)) {
+ if (!hci_dev_test_flag(d, HCI_UNCONFIGURED)) {
rp->index[count++] = cpu_to_le16(d->id);
bt_dev_dbg(hdev, "Added hci%u", d->id);
}
@@ -503,8 +501,7 @@ static int read_unconf_index_list(struct sock *sk, struct hci_dev *hdev,
count = 0;
list_for_each_entry(d, &hci_dev_list, list) {
- if (d->dev_type == HCI_PRIMARY &&
- hci_dev_test_flag(d, HCI_UNCONFIGURED))
+ if (hci_dev_test_flag(d, HCI_UNCONFIGURED))
count++;
}
@@ -528,8 +525,7 @@ static int read_unconf_index_list(struct sock *sk, struct hci_dev *hdev,
if (test_bit(HCI_QUIRK_RAW_DEVICE, &d->quirks))
continue;
- if (d->dev_type == HCI_PRIMARY &&
- hci_dev_test_flag(d, HCI_UNCONFIGURED)) {
+ if (hci_dev_test_flag(d, HCI_UNCONFIGURED)) {
rp->index[count++] = cpu_to_le16(d->id);
bt_dev_dbg(hdev, "Added hci%u", d->id);
}
@@ -561,10 +557,8 @@ static int read_ext_index_list(struct sock *sk, struct hci_dev *hdev,
read_lock(&hci_dev_list_lock);
count = 0;
- list_for_each_entry(d, &hci_dev_list, list) {
- if (d->dev_type == HCI_PRIMARY || d->dev_type == HCI_AMP)
- count++;
- }
+ list_for_each_entry(d, &hci_dev_list, list)
+ count++;
rp = kmalloc(struct_size(rp, entry, count), GFP_ATOMIC);
if (!rp) {
@@ -585,16 +579,10 @@ static int read_ext_index_list(struct sock *sk, struct hci_dev *hdev,
if (test_bit(HCI_QUIRK_RAW_DEVICE, &d->quirks))
continue;
- if (d->dev_type == HCI_PRIMARY) {
- if (hci_dev_test_flag(d, HCI_UNCONFIGURED))
- rp->entry[count].type = 0x01;
- else
- rp->entry[count].type = 0x00;
- } else if (d->dev_type == HCI_AMP) {
- rp->entry[count].type = 0x02;
- } else {
- continue;
- }
+ if (hci_dev_test_flag(d, HCI_UNCONFIGURED))
+ rp->entry[count].type = 0x01;
+ else
+ rp->entry[count].type = 0x00;
rp->entry[count].bus = d->bus;
rp->entry[count++].index = cpu_to_le16(d->id);
@@ -2623,7 +2611,11 @@ static int add_uuid(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
goto failed;
}
- err = hci_cmd_sync_queue(hdev, add_uuid_sync, cmd, mgmt_class_complete);
+ /* MGMT_OP_ADD_UUID don't require adapter the UP/Running so use
+ * hci_cmd_sync_submit instead of hci_cmd_sync_queue.
+ */
+ err = hci_cmd_sync_submit(hdev, add_uuid_sync, cmd,
+ mgmt_class_complete);
if (err < 0) {
mgmt_pending_free(cmd);
goto failed;
@@ -2717,8 +2709,11 @@ update_class:
goto unlock;
}
- err = hci_cmd_sync_queue(hdev, remove_uuid_sync, cmd,
- mgmt_class_complete);
+ /* MGMT_OP_REMOVE_UUID don't require adapter the UP/Running so use
+ * hci_cmd_sync_submit instead of hci_cmd_sync_queue.
+ */
+ err = hci_cmd_sync_submit(hdev, remove_uuid_sync, cmd,
+ mgmt_class_complete);
if (err < 0)
mgmt_pending_free(cmd);
@@ -2784,8 +2779,11 @@ static int set_dev_class(struct sock *sk, struct hci_dev *hdev, void *data,
goto unlock;
}
- err = hci_cmd_sync_queue(hdev, set_class_sync, cmd,
- mgmt_class_complete);
+ /* MGMT_OP_SET_DEV_CLASS don't require adapter the UP/Running so use
+ * hci_cmd_sync_submit instead of hci_cmd_sync_queue.
+ */
+ err = hci_cmd_sync_submit(hdev, set_class_sync, cmd,
+ mgmt_class_complete);
if (err < 0)
mgmt_pending_free(cmd);
@@ -5475,8 +5473,8 @@ static int remove_adv_monitor(struct sock *sk, struct hci_dev *hdev,
goto unlock;
}
- err = hci_cmd_sync_queue(hdev, mgmt_remove_adv_monitor_sync, cmd,
- mgmt_remove_adv_monitor_complete);
+ err = hci_cmd_sync_submit(hdev, mgmt_remove_adv_monitor_sync, cmd,
+ mgmt_remove_adv_monitor_complete);
if (err) {
mgmt_pending_remove(cmd);
@@ -9321,23 +9319,14 @@ void mgmt_index_added(struct hci_dev *hdev)
if (test_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks))
return;
- switch (hdev->dev_type) {
- case HCI_PRIMARY:
- if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED)) {
- mgmt_index_event(MGMT_EV_UNCONF_INDEX_ADDED, hdev,
- NULL, 0, HCI_MGMT_UNCONF_INDEX_EVENTS);
- ev.type = 0x01;
- } else {
- mgmt_index_event(MGMT_EV_INDEX_ADDED, hdev, NULL, 0,
- HCI_MGMT_INDEX_EVENTS);
- ev.type = 0x00;
- }
- break;
- case HCI_AMP:
- ev.type = 0x02;
- break;
- default:
- return;
+ if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED)) {
+ mgmt_index_event(MGMT_EV_UNCONF_INDEX_ADDED, hdev, NULL, 0,
+ HCI_MGMT_UNCONF_INDEX_EVENTS);
+ ev.type = 0x01;
+ } else {
+ mgmt_index_event(MGMT_EV_INDEX_ADDED, hdev, NULL, 0,
+ HCI_MGMT_INDEX_EVENTS);
+ ev.type = 0x00;
}
ev.bus = hdev->bus;
@@ -9354,25 +9343,16 @@ void mgmt_index_removed(struct hci_dev *hdev)
if (test_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks))
return;
- switch (hdev->dev_type) {
- case HCI_PRIMARY:
- mgmt_pending_foreach(0, hdev, cmd_complete_rsp, &status);
+ mgmt_pending_foreach(0, hdev, cmd_complete_rsp, &status);
- if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED)) {
- mgmt_index_event(MGMT_EV_UNCONF_INDEX_REMOVED, hdev,
- NULL, 0, HCI_MGMT_UNCONF_INDEX_EVENTS);
- ev.type = 0x01;
- } else {
- mgmt_index_event(MGMT_EV_INDEX_REMOVED, hdev, NULL, 0,
- HCI_MGMT_INDEX_EVENTS);
- ev.type = 0x00;
- }
- break;
- case HCI_AMP:
- ev.type = 0x02;
- break;
- default:
- return;
+ if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED)) {
+ mgmt_index_event(MGMT_EV_UNCONF_INDEX_REMOVED, hdev, NULL, 0,
+ HCI_MGMT_UNCONF_INDEX_EVENTS);
+ ev.type = 0x01;
+ } else {
+ mgmt_index_event(MGMT_EV_INDEX_REMOVED, hdev, NULL, 0,
+ HCI_MGMT_INDEX_EVENTS);
+ ev.type = 0x00;
}
ev.bus = hdev->bus;
diff --git a/net/bluetooth/msft.c b/net/bluetooth/msft.c
index 9612c5d1b13f..d039683d3bdd 100644
--- a/net/bluetooth/msft.c
+++ b/net/bluetooth/msft.c
@@ -769,7 +769,7 @@ void msft_register(struct hci_dev *hdev)
mutex_init(&msft->filter_lock);
}
-void msft_unregister(struct hci_dev *hdev)
+void msft_release(struct hci_dev *hdev)
{
struct msft_data *msft = hdev->msft_data;
diff --git a/net/bluetooth/msft.h b/net/bluetooth/msft.h
index 2a63205b377b..fe538e9c91c0 100644
--- a/net/bluetooth/msft.h
+++ b/net/bluetooth/msft.h
@@ -14,7 +14,7 @@
bool msft_monitor_supported(struct hci_dev *hdev);
void msft_register(struct hci_dev *hdev);
-void msft_unregister(struct hci_dev *hdev);
+void msft_release(struct hci_dev *hdev);
void msft_do_open(struct hci_dev *hdev);
void msft_do_close(struct hci_dev *hdev);
void msft_vendor_evt(struct hci_dev *hdev, void *data, struct sk_buff *skb);
@@ -35,7 +35,7 @@ static inline bool msft_monitor_supported(struct hci_dev *hdev)
}
static inline void msft_register(struct hci_dev *hdev) {}
-static inline void msft_unregister(struct hci_dev *hdev) {}
+static inline void msft_release(struct hci_dev *hdev) {}
static inline void msft_do_open(struct hci_dev *hdev) {}
static inline void msft_do_close(struct hci_dev *hdev) {}
static inline void msft_vendor_evt(struct hci_dev *hdev, void *data,
diff --git a/net/bluetooth/rfcomm/sock.c b/net/bluetooth/rfcomm/sock.c
index b54e8a530f55..37d63d768afb 100644
--- a/net/bluetooth/rfcomm/sock.c
+++ b/net/bluetooth/rfcomm/sock.c
@@ -468,8 +468,8 @@ done:
return err;
}
-static int rfcomm_sock_accept(struct socket *sock, struct socket *newsock, int flags,
- bool kern)
+static int rfcomm_sock_accept(struct socket *sock, struct socket *newsock,
+ struct proto_accept_arg *arg)
{
DEFINE_WAIT_FUNC(wait, woken_wake_function);
struct sock *sk = sock->sk, *nsk;
@@ -483,7 +483,7 @@ static int rfcomm_sock_accept(struct socket *sock, struct socket *newsock, int f
goto done;
}
- timeo = sock_rcvtimeo(sk, flags & O_NONBLOCK);
+ timeo = sock_rcvtimeo(sk, arg->flags & O_NONBLOCK);
BT_DBG("sk %p timeo %ld", sk, timeo);
@@ -629,7 +629,7 @@ static int rfcomm_sock_setsockopt_old(struct socket *sock, int optname,
switch (optname) {
case RFCOMM_LM:
- if (copy_from_sockptr(&opt, optval, sizeof(u32))) {
+ if (bt_copy_from_sockptr(&opt, sizeof(opt), optval, optlen)) {
err = -EFAULT;
break;
}
@@ -664,7 +664,6 @@ static int rfcomm_sock_setsockopt(struct socket *sock, int level, int optname,
struct sock *sk = sock->sk;
struct bt_security sec;
int err = 0;
- size_t len;
u32 opt;
BT_DBG("sk %p", sk);
@@ -686,11 +685,9 @@ static int rfcomm_sock_setsockopt(struct socket *sock, int level, int optname,
sec.level = BT_SECURITY_LOW;
- len = min_t(unsigned int, sizeof(sec), optlen);
- if (copy_from_sockptr(&sec, optval, len)) {
- err = -EFAULT;
+ err = bt_copy_from_sockptr(&sec, sizeof(sec), optval, optlen);
+ if (err)
break;
- }
if (sec.level > BT_SECURITY_HIGH) {
err = -EINVAL;
@@ -706,10 +703,9 @@ static int rfcomm_sock_setsockopt(struct socket *sock, int level, int optname,
break;
}
- if (copy_from_sockptr(&opt, optval, sizeof(u32))) {
- err = -EFAULT;
+ err = bt_copy_from_sockptr(&opt, sizeof(opt), optval, optlen);
+ if (err)
break;
- }
if (opt)
set_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags);
diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c
index 43daf965a01e..a5ac160c592e 100644
--- a/net/bluetooth/sco.c
+++ b/net/bluetooth/sco.c
@@ -83,6 +83,10 @@ static void sco_sock_timeout(struct work_struct *work)
struct sock *sk;
sco_conn_lock(conn);
+ if (!conn->hcon) {
+ sco_conn_unlock(conn);
+ return;
+ }
sk = conn->sk;
if (sk)
sock_hold(sk);
@@ -122,7 +126,6 @@ static void sco_sock_clear_timer(struct sock *sk)
/* ---- SCO connections ---- */
static struct sco_conn *sco_conn_add(struct hci_conn *hcon)
{
- struct hci_dev *hdev = hcon->hdev;
struct sco_conn *conn = hcon->sco_data;
if (conn) {
@@ -140,9 +143,10 @@ static struct sco_conn *sco_conn_add(struct hci_conn *hcon)
hcon->sco_data = conn;
conn->hcon = hcon;
+ conn->mtu = hcon->mtu;
- if (hdev->sco_mtu > 0)
- conn->mtu = hdev->sco_mtu;
+ if (hcon->mtu > 0)
+ conn->mtu = hcon->mtu;
else
conn->mtu = 60;
@@ -643,7 +647,7 @@ done:
}
static int sco_sock_accept(struct socket *sock, struct socket *newsock,
- int flags, bool kern)
+ struct proto_accept_arg *arg)
{
DEFINE_WAIT_FUNC(wait, woken_wake_function);
struct sock *sk = sock->sk, *ch;
@@ -652,7 +656,7 @@ static int sco_sock_accept(struct socket *sock, struct socket *newsock,
lock_sock(sk);
- timeo = sock_rcvtimeo(sk, flags & O_NONBLOCK);
+ timeo = sock_rcvtimeo(sk, arg->flags & O_NONBLOCK);
BT_DBG("sk %p timeo %ld", sk, timeo);
@@ -824,7 +828,7 @@ static int sco_sock_setsockopt(struct socket *sock, int level, int optname,
sockptr_t optval, unsigned int optlen)
{
struct sock *sk = sock->sk;
- int len, err = 0;
+ int err = 0;
struct bt_voice voice;
u32 opt;
struct bt_codecs *codecs;
@@ -843,10 +847,9 @@ static int sco_sock_setsockopt(struct socket *sock, int level, int optname,
break;
}
- if (copy_from_sockptr(&opt, optval, sizeof(u32))) {
- err = -EFAULT;
+ err = bt_copy_from_sockptr(&opt, sizeof(opt), optval, optlen);
+ if (err)
break;
- }
if (opt)
set_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags);
@@ -863,11 +866,10 @@ static int sco_sock_setsockopt(struct socket *sock, int level, int optname,
voice.setting = sco_pi(sk)->setting;
- len = min_t(unsigned int, sizeof(voice), optlen);
- if (copy_from_sockptr(&voice, optval, len)) {
- err = -EFAULT;
+ err = bt_copy_from_sockptr(&voice, sizeof(voice), optval,
+ optlen);
+ if (err)
break;
- }
/* Explicitly check for these values */
if (voice.setting != BT_VOICE_TRANSPARENT &&
@@ -890,10 +892,9 @@ static int sco_sock_setsockopt(struct socket *sock, int level, int optname,
break;
case BT_PKT_STATUS:
- if (copy_from_sockptr(&opt, optval, sizeof(u32))) {
- err = -EFAULT;
+ err = bt_copy_from_sockptr(&opt, sizeof(opt), optval, optlen);
+ if (err)
break;
- }
if (opt)
set_bit(BT_SK_PKT_STATUS, &bt_sk(sk)->flags);
@@ -934,9 +935,9 @@ static int sco_sock_setsockopt(struct socket *sock, int level, int optname,
break;
}
- if (copy_from_sockptr(buffer, optval, optlen)) {
+ err = bt_copy_from_sockptr(buffer, optlen, optval, optlen);
+ if (err) {
hci_dev_put(hdev);
- err = -EFAULT;
break;
}
@@ -967,7 +968,8 @@ static int sco_sock_getsockopt_old(struct socket *sock, int optname,
struct sock *sk = sock->sk;
struct sco_options opts;
struct sco_conninfo cinfo;
- int len, err = 0;
+ int err = 0;
+ size_t len;
BT_DBG("sk %p", sk);
@@ -989,7 +991,7 @@ static int sco_sock_getsockopt_old(struct socket *sock, int optname,
BT_DBG("mtu %u", opts.mtu);
- len = min_t(unsigned int, len, sizeof(opts));
+ len = min(len, sizeof(opts));
if (copy_to_user(optval, (char *)&opts, len))
err = -EFAULT;
@@ -1007,7 +1009,7 @@ static int sco_sock_getsockopt_old(struct socket *sock, int optname,
cinfo.hci_handle = sco_pi(sk)->conn->hcon->handle;
memcpy(cinfo.dev_class, sco_pi(sk)->conn->hcon->dev_class, 3);
- len = min_t(unsigned int, len, sizeof(cinfo));
+ len = min(len, sizeof(cinfo));
if (copy_to_user(optval, (char *)&cinfo, len))
err = -EFAULT;
generated by cgit (git 2.34.1) at 2024-06-06 21:26:40 +0000