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-rw-r--r--include/net/bluetooth/hci.h1
-rw-r--r--include/net/bluetooth/hci_core.h8
-rw-r--r--net/bluetooth/hci_conn.c10
-rw-r--r--net/bluetooth/hci_event.c36
-rw-r--r--net/bluetooth/hci_sysfs.c37
5 files changed, 61 insertions, 31 deletions
diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
index f69f015bbcc0..ed3aea1605e8 100644
--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h
@@ -101,6 +101,7 @@ enum {
/* HCI timeouts */
#define HCI_CONNECT_TIMEOUT (40000) /* 40 seconds */
#define HCI_DISCONN_TIMEOUT (2000) /* 2 seconds */
+#define HCI_PAIRING_TIMEOUT (60000) /* 60 seconds */
#define HCI_IDLE_TIMEOUT (6000) /* 6 seconds */
#define HCI_INIT_TIMEOUT (10000) /* 10 seconds */
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index 01f9316b4c23..be5bd713d2c9 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -171,6 +171,7 @@ struct hci_conn {
__u8 auth_type;
__u8 sec_level;
__u8 power_save;
+ __u16 disc_timeout;
unsigned long pend;
unsigned int sent;
@@ -180,7 +181,8 @@ struct hci_conn {
struct timer_list disc_timer;
struct timer_list idle_timer;
- struct work_struct work;
+ struct work_struct work_add;
+ struct work_struct work_del;
struct device dev;
@@ -348,9 +350,9 @@ static inline void hci_conn_put(struct hci_conn *conn)
if (conn->type == ACL_LINK) {
del_timer(&conn->idle_timer);
if (conn->state == BT_CONNECTED) {
- timeo = msecs_to_jiffies(HCI_DISCONN_TIMEOUT);
+ timeo = msecs_to_jiffies(conn->disc_timeout);
if (!conn->out)
- timeo *= 5;
+ timeo *= 2;
} else
timeo = msecs_to_jiffies(10);
} else
diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index 1181db08d9de..375f4b4f7f79 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -215,6 +215,7 @@ struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst)
conn->state = BT_OPEN;
conn->power_save = 1;
+ conn->disc_timeout = HCI_DISCONN_TIMEOUT;
switch (type) {
case ACL_LINK:
@@ -424,12 +425,9 @@ int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type)
if (sec_level == BT_SECURITY_SDP)
return 1;
- if (sec_level == BT_SECURITY_LOW) {
- if (conn->ssp_mode > 0 && conn->hdev->ssp_mode > 0)
- return hci_conn_auth(conn, sec_level, auth_type);
- else
- return 1;
- }
+ if (sec_level == BT_SECURITY_LOW &&
+ (!conn->ssp_mode || !conn->hdev->ssp_mode))
+ return 1;
if (conn->link_mode & HCI_LM_ENCRYPT)
return hci_conn_auth(conn, sec_level, auth_type);
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 15f40ea8d544..4e7cb88e5da9 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -883,6 +883,7 @@ static inline void hci_conn_complete_evt(struct hci_dev *hdev, struct sk_buff *s
if (conn->type == ACL_LINK) {
conn->state = BT_CONFIG;
hci_conn_hold(conn);
+ conn->disc_timeout = HCI_DISCONN_TIMEOUT;
} else
conn->state = BT_CONNECTED;
@@ -1063,9 +1064,14 @@ static inline void hci_auth_complete_evt(struct hci_dev *hdev, struct sk_buff *s
hci_proto_connect_cfm(conn, ev->status);
hci_conn_put(conn);
}
- } else
+ } else {
hci_auth_cfm(conn, ev->status);
+ hci_conn_hold(conn);
+ conn->disc_timeout = HCI_DISCONN_TIMEOUT;
+ hci_conn_put(conn);
+ }
+
if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend)) {
if (!ev->status) {
struct hci_cp_set_conn_encrypt cp;
@@ -1479,7 +1485,21 @@ static inline void hci_mode_change_evt(struct hci_dev *hdev, struct sk_buff *skb
static inline void hci_pin_code_request_evt(struct hci_dev *hdev, struct sk_buff *skb)
{
+ struct hci_ev_pin_code_req *ev = (void *) skb->data;
+ struct hci_conn *conn;
+
BT_DBG("%s", hdev->name);
+
+ hci_dev_lock(hdev);
+
+ conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr);
+ if (conn) {
+ hci_conn_hold(conn);
+ conn->disc_timeout = HCI_PAIRING_TIMEOUT;
+ hci_conn_put(conn);
+ }
+
+ hci_dev_unlock(hdev);
}
static inline void hci_link_key_request_evt(struct hci_dev *hdev, struct sk_buff *skb)
@@ -1489,7 +1509,21 @@ static inline void hci_link_key_request_evt(struct hci_dev *hdev, struct sk_buff
static inline void hci_link_key_notify_evt(struct hci_dev *hdev, struct sk_buff *skb)
{
+ struct hci_ev_link_key_notify *ev = (void *) skb->data;
+ struct hci_conn *conn;
+
BT_DBG("%s", hdev->name);
+
+ hci_dev_lock(hdev);
+
+ conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr);
+ if (conn) {
+ hci_conn_hold(conn);
+ conn->disc_timeout = HCI_DISCONN_TIMEOUT;
+ hci_conn_put(conn);
+ }
+
+ hci_dev_unlock(hdev);
}
static inline void hci_clock_offset_evt(struct hci_dev *hdev, struct sk_buff *skb)
diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c
index ed82796d4a0f..b7c51082ddeb 100644
--- a/net/bluetooth/hci_sysfs.c
+++ b/net/bluetooth/hci_sysfs.c
@@ -9,8 +9,7 @@
struct class *bt_class = NULL;
EXPORT_SYMBOL_GPL(bt_class);
-static struct workqueue_struct *btaddconn;
-static struct workqueue_struct *btdelconn;
+static struct workqueue_struct *bluetooth;
static inline char *link_typetostr(int type)
{
@@ -88,9 +87,10 @@ static struct device_type bt_link = {
static void add_conn(struct work_struct *work)
{
- struct hci_conn *conn = container_of(work, struct hci_conn, work);
+ struct hci_conn *conn = container_of(work, struct hci_conn, work_add);
- flush_workqueue(btdelconn);
+ /* ensure previous add/del is complete */
+ flush_workqueue(bluetooth);
if (device_add(&conn->dev) < 0) {
BT_ERR("Failed to register connection device");
@@ -114,9 +114,9 @@ void hci_conn_add_sysfs(struct hci_conn *conn)
device_initialize(&conn->dev);
- INIT_WORK(&conn->work, add_conn);
+ INIT_WORK(&conn->work_add, add_conn);
- queue_work(btaddconn, &conn->work);
+ queue_work(bluetooth, &conn->work_add);
}
/*
@@ -131,9 +131,12 @@ static int __match_tty(struct device *dev, void *data)
static void del_conn(struct work_struct *work)
{
- struct hci_conn *conn = container_of(work, struct hci_conn, work);
+ struct hci_conn *conn = container_of(work, struct hci_conn, work_del);
struct hci_dev *hdev = conn->hdev;
+ /* ensure previous add/del is complete */
+ flush_workqueue(bluetooth);
+
while (1) {
struct device *dev;
@@ -156,9 +159,9 @@ void hci_conn_del_sysfs(struct hci_conn *conn)
if (!device_is_registered(&conn->dev))
return;
- INIT_WORK(&conn->work, del_conn);
+ INIT_WORK(&conn->work_del, del_conn);
- queue_work(btdelconn, &conn->work);
+ queue_work(bluetooth, &conn->work_del);
}
static inline char *host_typetostr(int type)
@@ -435,20 +438,13 @@ void hci_unregister_sysfs(struct hci_dev *hdev)
int __init bt_sysfs_init(void)
{
- btaddconn = create_singlethread_workqueue("btaddconn");
- if (!btaddconn)
- return -ENOMEM;
-
- btdelconn = create_singlethread_workqueue("btdelconn");
- if (!btdelconn) {
- destroy_workqueue(btaddconn);
+ bluetooth = create_singlethread_workqueue("bluetooth");
+ if (!bluetooth)
return -ENOMEM;
- }
bt_class = class_create(THIS_MODULE, "bluetooth");
if (IS_ERR(bt_class)) {
- destroy_workqueue(btdelconn);
- destroy_workqueue(btaddconn);
+ destroy_workqueue(bluetooth);
return PTR_ERR(bt_class);
}
@@ -457,8 +453,7 @@ int __init bt_sysfs_init(void)
void bt_sysfs_cleanup(void)
{
- destroy_workqueue(btaddconn);
- destroy_workqueue(btdelconn);
+ destroy_workqueue(bluetooth);
class_destroy(bt_class);
}
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-27 12:35:18 +0300