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-rw-r--r--include/net/bluetooth/hci_core.h6
-rw-r--r--net/bluetooth/hci_conn.c15
-rw-r--r--net/bluetooth/hci_event.c21
3 files changed, 25 insertions, 17 deletions
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index 18af5427fd0c..7a033111c98f 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -286,7 +286,6 @@ struct hci_conn {
__u8 attempt;
__u8 dev_class[3];
__u8 features[8];
- __u8 ssp_mode;
__u16 interval;
__u16 pkt_type;
__u16 link_policy;
@@ -298,12 +297,10 @@ struct hci_conn {
__u8 pin_length;
__u8 enc_key_size;
__u8 io_capability;
- __u8 power_save;
__u16 disc_timeout;
unsigned long flags;
__u8 remote_cap;
- __u8 remote_oob;
__u8 remote_auth;
unsigned int sent;
@@ -410,6 +407,9 @@ enum {
HCI_CONN_SCO_SETUP_PEND,
HCI_CONN_LE_SMP_PEND,
HCI_CONN_MGMT_CONNECTED,
+ HCI_CONN_SSP_ENABLED,
+ HCI_CONN_POWER_SAVE,
+ HCI_CONN_REMOTE_OOB,
};
static inline void hci_conn_hash_init(struct hci_dev *hdev)
diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index a707d19ee44e..8288e303621a 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -105,7 +105,8 @@ void hci_acl_connect(struct hci_conn *conn)
}
memcpy(conn->dev_class, ie->data.dev_class, 3);
- conn->ssp_mode = ie->data.ssp_mode;
+ if (ie->data.ssp_mode > 0)
+ set_bit(HCI_CONN_SSP_ENABLED, &conn->flags);
}
cp.pkt_type = cpu_to_le16(conn->pkt_type);
@@ -386,7 +387,7 @@ struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst)
conn->remote_auth = 0xff;
conn->key_type = 0xff;
- conn->power_save = 1;
+ set_bit(HCI_CONN_POWER_SAVE, &conn->flags);
conn->disc_timeout = HCI_DISCONN_TIMEOUT;
switch (type) {
@@ -586,7 +587,7 @@ struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, __u8
if (acl->state == BT_CONNECTED &&
(sco->state == BT_OPEN || sco->state == BT_CLOSED)) {
- acl->power_save = 1;
+ set_bit(HCI_CONN_POWER_SAVE, &acl->flags);
hci_conn_enter_active_mode(acl, BT_POWER_FORCE_ACTIVE_ON);
if (test_bit(HCI_CONN_MODE_CHANGE_PEND, &acl->flags)) {
@@ -607,7 +608,8 @@ int hci_conn_check_link_mode(struct hci_conn *conn)
{
BT_DBG("conn %p", conn);
- if (conn->ssp_mode > 0 && conn->hdev->ssp_mode > 0 &&
+ if (test_bit(HCI_CONN_SSP_ENABLED, &conn->flags) &&
+ conn->hdev->ssp_mode > 0 &&
!(conn->link_mode & HCI_LM_ENCRYPT))
return 0;
@@ -671,7 +673,8 @@ int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type)
/* For non 2.1 devices and low security level we don't need the link
key. */
if (sec_level == BT_SECURITY_LOW &&
- (!conn->ssp_mode || !conn->hdev->ssp_mode))
+ (!test_bit(HCI_CONN_SSP_ENABLED, &conn->flags) ||
+ !conn->hdev->ssp_mode))
return 1;
/* For other security levels we need the link key. */
@@ -778,7 +781,7 @@ void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active)
if (conn->mode != HCI_CM_SNIFF)
goto timer;
- if (!conn->power_save && !force_active)
+ if (!test_bit(HCI_CONN_POWER_SAVE, &conn->flags) && !force_active)
goto timer;
if (!test_and_set_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->flags)) {
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index f0b08ab734d7..02ad53801732 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -1264,7 +1264,8 @@ static int hci_outgoing_auth_needed(struct hci_dev *hdev,
/* Only request authentication for SSP connections or non-SSP
* devices with sec_level HIGH or if MITM protection is requested */
- if (!(hdev->ssp_mode > 0 && conn->ssp_mode > 0) &&
+ if (!(hdev->ssp_mode > 0 &&
+ test_bit(HCI_CONN_SSP_ENABLED, &conn->flags)) &&
conn->pending_sec_level != BT_SECURITY_HIGH &&
!(conn->auth_type & 0x01))
return 0;
@@ -1838,7 +1839,8 @@ static inline void hci_auth_complete_evt(struct hci_dev *hdev, struct sk_buff *s
goto unlock;
if (!ev->status) {
- if (!(conn->ssp_mode > 0 && hdev->ssp_mode > 0) &&
+ if (!(test_bit(HCI_CONN_SSP_ENABLED, &conn->flags) &&
+ hdev->ssp_mode > 0) &&
test_bit(HCI_CONN_REAUTH_PEND, &conn->flags)) {
BT_INFO("re-auth of legacy device is not possible.");
} else {
@@ -1853,7 +1855,8 @@ static inline void hci_auth_complete_evt(struct hci_dev *hdev, struct sk_buff *s
clear_bit(HCI_CONN_REAUTH_PEND, &conn->flags);
if (conn->state == BT_CONFIG) {
- if (!ev->status && hdev->ssp_mode > 0 && conn->ssp_mode > 0) {
+ if (!ev->status && hdev->ssp_mode > 0 &&
+ test_bit(HCI_CONN_SSP_ENABLED, &conn->flags)) {
struct hci_cp_set_conn_encrypt cp;
cp.handle = ev->handle;
cp.encrypt = 0x01;
@@ -2505,9 +2508,9 @@ static inline void hci_mode_change_evt(struct hci_dev *hdev, struct sk_buff *skb
if (!test_and_clear_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->flags)) {
if (conn->mode == HCI_CM_ACTIVE)
- conn->power_save = 1;
+ set_bit(HCI_CONN_POWER_SAVE, &conn->flags);
else
- conn->power_save = 0;
+ clear_bit(HCI_CONN_POWER_SAVE, &conn->flags);
}
if (test_and_clear_bit(HCI_CONN_SCO_SETUP_PEND, &conn->flags))
@@ -2780,7 +2783,8 @@ static inline void hci_remote_ext_features_evt(struct hci_dev *hdev, struct sk_b
if (ie)
ie->data.ssp_mode = (ev->features[0] & 0x01);
- conn->ssp_mode = (ev->features[0] & 0x01);
+ if (ev->features[0] & 0x01)
+ set_bit(HCI_CONN_SSP_ENABLED, &conn->flags);
}
if (conn->state != BT_CONFIG)
@@ -2962,7 +2966,7 @@ static inline void hci_io_capa_request_evt(struct hci_dev *hdev, struct sk_buff
conn->auth_type = hci_get_auth_req(conn);
cp.authentication = conn->auth_type;
- if ((conn->out == 0x01 || conn->remote_oob == 0x01) &&
+ if ((conn->out || test_bit(HCI_CONN_REMOTE_OOB, &conn->flags)) &&
hci_find_remote_oob_data(hdev, &conn->dst))
cp.oob_data = 0x01;
else
@@ -2998,8 +3002,9 @@ static inline void hci_io_capa_reply_evt(struct hci_dev *hdev, struct sk_buff *s
goto unlock;
conn->remote_cap = ev->capability;
- conn->remote_oob = ev->oob_data;
conn->remote_auth = ev->authentication;
+ if (ev->oob_data)
+ set_bit(HCI_CONN_REMOTE_OOB, &conn->flags);
unlock:
hci_dev_unlock(hdev);
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2024-06-03 04:09:34 +0200