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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-08-07 13:11:40 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-08-07 13:11:40 +0000
commit8b0a8165cdad0f4133837d753649ef4682e42c3b (patch)
tree5c58f869f31ddb1f7bd6e8bdea269b680b36c5b6 /net/bluetooth
parentReleasing progress-linux version 6.8.12-1~progress7.99u1. (diff)
downloadlinux-8b0a8165cdad0f4133837d753649ef4682e42c3b.tar.xz
linux-8b0a8165cdad0f4133837d753649ef4682e42c3b.zip
Merging upstream version 6.9.7.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'net/bluetooth')
-rw-r--r--net/bluetooth/6lowpan.c4
-rw-r--r--net/bluetooth/bnep/core.c5
-rw-r--r--net/bluetooth/hci_conn.c4
-rw-r--r--net/bluetooth/hci_core.c35
-rw-r--r--net/bluetooth/hci_event.c58
-rw-r--r--net/bluetooth/hci_sync.c63
-rw-r--r--net/bluetooth/iso.c94
-rw-r--r--net/bluetooth/l2cap_core.c12
-rw-r--r--net/bluetooth/mgmt.c20
9 files changed, 179 insertions, 116 deletions
diff --git a/net/bluetooth/6lowpan.c b/net/bluetooth/6lowpan.c
index 715cbafbf6..50cfec8cca 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;
@@ -572,7 +572,7 @@ static void netdev_setup(struct net_device *dev)
dev->needs_free_netdev = true;
}
-static struct device_type bt_type = {
+static const struct device_type bt_type = {
.name = "bluetooth",
};
diff --git a/net/bluetooth/bnep/core.c b/net/bluetooth/bnep/core.c
index 5a6a49885a..ec45f77fce 100644
--- a/net/bluetooth/bnep/core.c
+++ b/net/bluetooth/bnep/core.c
@@ -385,7 +385,8 @@ static int bnep_rx_frame(struct bnep_session *s, struct sk_buff *skb)
case BNEP_COMPRESSED_DST_ONLY:
__skb_put_data(nskb, skb_mac_header(skb), ETH_ALEN);
- __skb_put_data(nskb, s->eh.h_source, ETH_ALEN + 2);
+ __skb_put_data(nskb, s->eh.h_source, ETH_ALEN);
+ put_unaligned(s->eh.h_proto, (__be16 *)__skb_put(nskb, 2));
break;
case BNEP_GENERAL:
@@ -549,7 +550,7 @@ static struct device *bnep_get_device(struct bnep_session *session)
return &conn->hcon->dev;
}
-static struct device_type bnep_type = {
+static const struct device_type bnep_type = {
.name = "bluetooth",
};
diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index 7f78fc6c29..08ae30fd31 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -2097,8 +2097,8 @@ 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;
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index e946ac46a1..24f6b6a5c7 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -930,20 +930,51 @@ int hci_get_dev_info(void __user *arg)
/* ---- Interface to HCI drivers ---- */
+static int hci_dev_do_poweroff(struct hci_dev *hdev)
+{
+ int err;
+
+ BT_DBG("%s %p", hdev->name, hdev);
+
+ hci_req_sync_lock(hdev);
+
+ err = hci_set_powered_sync(hdev, false);
+
+ hci_req_sync_unlock(hdev);
+
+ return err;
+}
+
static int hci_rfkill_set_block(void *data, bool blocked)
{
struct hci_dev *hdev = data;
+ int err;
BT_DBG("%p name %s blocked %d", hdev, hdev->name, blocked);
if (hci_dev_test_flag(hdev, HCI_USER_CHANNEL))
return -EBUSY;
+ if (blocked == hci_dev_test_flag(hdev, HCI_RFKILLED))
+ return 0;
+
if (blocked) {
hci_dev_set_flag(hdev, HCI_RFKILLED);
+
if (!hci_dev_test_flag(hdev, HCI_SETUP) &&
- !hci_dev_test_flag(hdev, HCI_CONFIG))
- hci_dev_do_close(hdev);
+ !hci_dev_test_flag(hdev, HCI_CONFIG)) {
+ err = hci_dev_do_poweroff(hdev);
+ if (err) {
+ bt_dev_err(hdev, "Error when powering off device on rfkill (%d)",
+ err);
+
+ /* Make sure the device is still closed even if
+ * anything during power off sequence (eg.
+ * disconnecting devices) failed.
+ */
+ hci_dev_do_close(hdev);
+ }
+ }
} else {
hci_dev_clear_flag(hdev, HCI_RFKILLED);
}
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index cce73749f2..1ed734a7fb 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>
@@ -6359,14 +6359,16 @@ 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 */
@@ -6383,6 +6385,7 @@ 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));
@@ -6390,8 +6393,28 @@ 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);
}
@@ -6926,10 +6949,8 @@ 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;
@@ -6938,24 +6959,11 @@ 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 (IS_ERR(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);
diff --git a/net/bluetooth/hci_sync.c b/net/bluetooth/hci_sync.c
index 097d1c8713..7bfa6b59ba 100644
--- a/net/bluetooth/hci_sync.c
+++ b/net/bluetooth/hci_sync.c
@@ -1194,7 +1194,7 @@ int hci_setup_ext_adv_instance_sync(struct hci_dev *hdev, u8 instance)
cp.own_addr_type = own_addr_type;
cp.channel_map = hdev->le_adv_channel_map;
- cp.handle = instance;
+ cp.handle = adv ? adv->handle : instance;
if (flags & MGMT_ADV_FLAG_SEC_2M) {
cp.primary_phy = HCI_ADV_PHY_1M;
@@ -2556,6 +2556,16 @@ static struct conn_params *conn_params_copy(struct list_head *list, size_t *n)
return p;
}
+/* Clear LE Accept List */
+static int hci_le_clear_accept_list_sync(struct hci_dev *hdev)
+{
+ if (!(hdev->commands[26] & 0x80))
+ return 0;
+
+ return __hci_cmd_sync_status(hdev, HCI_OP_LE_CLEAR_ACCEPT_LIST, 0, NULL,
+ HCI_CMD_TIMEOUT);
+}
+
/* Device must not be scanning when updating the accept list.
*
* Update is done using the following sequence:
@@ -2604,6 +2614,31 @@ static u8 hci_update_accept_list_sync(struct hci_dev *hdev)
goto done;
}
+ /* Force address filtering if PA Sync is in progress */
+ if (hci_dev_test_flag(hdev, HCI_PA_SYNC)) {
+ struct hci_cp_le_pa_create_sync *sent;
+
+ sent = hci_sent_cmd_data(hdev, HCI_OP_LE_PA_CREATE_SYNC);
+ if (sent) {
+ struct conn_params pa;
+
+ memset(&pa, 0, sizeof(pa));
+
+ bacpy(&pa.addr, &sent->addr);
+ pa.addr_type = sent->addr_type;
+
+ /* Clear first since there could be addresses left
+ * behind.
+ */
+ hci_le_clear_accept_list_sync(hdev);
+
+ num_entries = 1;
+ err = hci_le_add_accept_list_sync(hdev, &pa,
+ &num_entries);
+ goto done;
+ }
+ }
+
/* Go through the current accept list programmed into the
* controller one by one and check if that address is connected or is
* still in the list of pending connections or list of devices to
@@ -4186,16 +4221,6 @@ static int hci_le_read_accept_list_size_sync(struct hci_dev *hdev)
0, NULL, HCI_CMD_TIMEOUT);
}
-/* Clear LE Accept List */
-static int hci_le_clear_accept_list_sync(struct hci_dev *hdev)
-{
- if (!(hdev->commands[26] & 0x80))
- return 0;
-
- return __hci_cmd_sync_status(hdev, HCI_OP_LE_CLEAR_ACCEPT_LIST, 0, NULL,
- HCI_CMD_TIMEOUT);
-}
-
/* Read LE Resolving List Size */
static int hci_le_read_resolv_list_size_sync(struct hci_dev *hdev)
{
@@ -5469,27 +5494,33 @@ static int hci_power_off_sync(struct hci_dev *hdev)
if (!test_bit(HCI_UP, &hdev->flags))
return 0;
+ hci_dev_set_flag(hdev, HCI_POWERING_DOWN);
+
if (test_bit(HCI_ISCAN, &hdev->flags) ||
test_bit(HCI_PSCAN, &hdev->flags)) {
err = hci_write_scan_enable_sync(hdev, 0x00);
if (err)
- return err;
+ goto out;
}
err = hci_clear_adv_sync(hdev, NULL, false);
if (err)
- return err;
+ goto out;
err = hci_stop_discovery_sync(hdev);
if (err)
- return err;
+ goto out;
/* Terminated due to Power Off */
err = hci_disconnect_all_sync(hdev, HCI_ERROR_REMOTE_POWER_OFF);
if (err)
- return err;
+ goto out;
- return hci_dev_close_sync(hdev);
+ err = hci_dev_close_sync(hdev);
+
+out:
+ hci_dev_clear_flag(hdev, HCI_POWERING_DOWN);
+ return err;
}
int hci_set_powered_sync(struct hci_dev *hdev, u8 val)
diff --git a/net/bluetooth/iso.c b/net/bluetooth/iso.c
index 6cb41f9d17..00c0d8413c 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 {
@@ -81,6 +80,7 @@ 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);
@@ -197,21 +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;
@@ -227,26 +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(&hcon->src,
- &hcon->dst,
- BT_LISTEN,
- 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);
@@ -860,6 +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;
@@ -907,7 +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;
@@ -984,7 +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;
@@ -1396,6 +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);
@@ -1541,7 +1521,9 @@ 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;
}
@@ -1762,7 +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);
@@ -1799,12 +1781,12 @@ static void iso_conn_ready(struct iso_conn *conn)
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(&hcon->src,
&hcon->dst,
BT_LISTEN,
- iso_match_sync_handle,
+ iso_match_sync_handle_pa_report,
ev3);
}
@@ -1847,7 +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);
@@ -1941,26 +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(&hdev->bdaddr, bdaddr, BT_LISTEN,
- iso_match_pa_sync_flag, NULL);
-
- if (!sk) {
- sk = iso_get_sock(&hdev->bdaddr, bdaddr, BT_LISTEN,
- 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;
@@ -1979,6 +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);
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index 4a633c1b68..9394a158d1 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -4009,8 +4009,8 @@ static void l2cap_connect(struct l2cap_conn *conn, struct l2cap_cmd_hdr *cmd,
status = L2CAP_CS_AUTHOR_PEND;
chan->ops->defer(chan);
} else {
- l2cap_state_change(chan, BT_CONNECT2);
- result = L2CAP_CR_PEND;
+ l2cap_state_change(chan, BT_CONFIG);
+ result = L2CAP_CR_SUCCESS;
status = L2CAP_CS_NO_INFO;
}
} else {
@@ -4645,13 +4645,7 @@ static inline int l2cap_conn_param_update_req(struct l2cap_conn *conn,
memset(&rsp, 0, sizeof(rsp));
- if (max > hcon->le_conn_max_interval) {
- BT_DBG("requested connection interval exceeds current bounds.");
- err = -EINVAL;
- } else {
- err = hci_check_conn_params(min, max, latency, to_multiplier);
- }
-
+ err = hci_check_conn_params(min, max, latency, to_multiplier);
if (err)
rsp.result = cpu_to_le16(L2CAP_CONN_PARAM_REJECTED);
else
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index d58d3e1391..80f220b7e1 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -1373,6 +1373,14 @@ static int set_powered(struct sock *sk, struct hci_dev *hdev, void *data,
hci_dev_lock(hdev);
+ if (!cp->val) {
+ if (hci_dev_test_flag(hdev, HCI_POWERING_DOWN)) {
+ err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED,
+ MGMT_STATUS_BUSY);
+ goto failed;
+ }
+ }
+
if (pending_find(MGMT_OP_SET_POWERED, hdev)) {
err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED,
MGMT_STATUS_BUSY);
@@ -1687,8 +1695,7 @@ static void mgmt_set_connectable_complete(struct hci_dev *hdev, void *data,
new_settings(hdev, cmd->sk);
done:
- if (cmd)
- mgmt_pending_remove(cmd);
+ mgmt_pending_remove(cmd);
hci_dev_unlock(hdev);
}
@@ -8758,8 +8765,7 @@ static void add_ext_adv_params_complete(struct hci_dev *hdev, void *data,
}
unlock:
- if (cmd)
- mgmt_pending_free(cmd);
+ mgmt_pending_free(cmd);
hci_dev_unlock(hdev);
}
@@ -9662,6 +9668,9 @@ bool mgmt_powering_down(struct hci_dev *hdev)
struct mgmt_pending_cmd *cmd;
struct mgmt_mode *cp;
+ if (hci_dev_test_flag(hdev, HCI_POWERING_DOWN))
+ return true;
+
cmd = pending_find(MGMT_OP_SET_POWERED, hdev);
if (!cmd)
return false;
@@ -9969,6 +9978,9 @@ void mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status)
/* If this is a HCI command related to powering on the
* HCI dev don't send any mgmt signals.
*/
+ if (hci_dev_test_flag(hdev, HCI_POWERING_DOWN))
+ return;
+
if (pending_find(MGMT_OP_SET_POWERED, hdev))
return;
}