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path: root/net/bluetooth/mgmt.c
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Diffstat (limited to 'net/bluetooth/mgmt.c')
-rw-r--r--net/bluetooth/mgmt.c99
1 files changed, 63 insertions, 36 deletions
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index 37087cf7dc5a..533cf60673a3 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -1218,7 +1218,13 @@ static int new_settings(struct hci_dev *hdev, struct sock *skip)
static void mgmt_set_powered_complete(struct hci_dev *hdev, void *data, int err)
{
struct mgmt_pending_cmd *cmd = data;
- struct mgmt_mode *cp = cmd->param;
+ struct mgmt_mode *cp;
+
+ /* Make sure cmd still outstanding. */
+ if (cmd != pending_find(MGMT_OP_SET_POWERED, hdev))
+ return;
+
+ cp = cmd->param;
bt_dev_dbg(hdev, "err %d", err);
@@ -1242,7 +1248,7 @@ static void mgmt_set_powered_complete(struct hci_dev *hdev, void *data, int err)
mgmt_status(err));
}
- mgmt_pending_free(cmd);
+ mgmt_pending_remove(cmd);
}
static int set_powered_sync(struct hci_dev *hdev, void *data)
@@ -1281,7 +1287,7 @@ static int set_powered(struct sock *sk, struct hci_dev *hdev, void *data,
goto failed;
}
- cmd = mgmt_pending_new(sk, MGMT_OP_SET_POWERED, hdev, data, len);
+ cmd = mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, data, len);
if (!cmd) {
err = -ENOMEM;
goto failed;
@@ -1290,6 +1296,9 @@ static int set_powered(struct sock *sk, struct hci_dev *hdev, void *data,
err = hci_cmd_sync_queue(hdev, set_powered_sync, cmd,
mgmt_set_powered_complete);
+ if (err < 0)
+ mgmt_pending_remove(cmd);
+
failed:
hci_dev_unlock(hdev);
return err;
@@ -1383,6 +1392,10 @@ static void mgmt_set_discoverable_complete(struct hci_dev *hdev, void *data,
bt_dev_dbg(hdev, "err %d", err);
+ /* Make sure cmd still outstanding. */
+ if (cmd != pending_find(MGMT_OP_SET_DISCOVERABLE, hdev))
+ return;
+
hci_dev_lock(hdev);
if (err) {
@@ -1402,7 +1415,7 @@ static void mgmt_set_discoverable_complete(struct hci_dev *hdev, void *data,
new_settings(hdev, cmd->sk);
done:
- mgmt_pending_free(cmd);
+ mgmt_pending_remove(cmd);
hci_dev_unlock(hdev);
}
@@ -1511,7 +1524,7 @@ static int set_discoverable(struct sock *sk, struct hci_dev *hdev, void *data,
goto failed;
}
- cmd = mgmt_pending_new(sk, MGMT_OP_SET_DISCOVERABLE, hdev, data, len);
+ cmd = mgmt_pending_add(sk, MGMT_OP_SET_DISCOVERABLE, hdev, data, len);
if (!cmd) {
err = -ENOMEM;
goto failed;
@@ -1538,6 +1551,9 @@ static int set_discoverable(struct sock *sk, struct hci_dev *hdev, void *data,
err = hci_cmd_sync_queue(hdev, set_discoverable_sync, cmd,
mgmt_set_discoverable_complete);
+ if (err < 0)
+ mgmt_pending_remove(cmd);
+
failed:
hci_dev_unlock(hdev);
return err;
@@ -1550,6 +1566,10 @@ static void mgmt_set_connectable_complete(struct hci_dev *hdev, void *data,
bt_dev_dbg(hdev, "err %d", err);
+ /* Make sure cmd still outstanding. */
+ if (cmd != pending_find(MGMT_OP_SET_CONNECTABLE, hdev))
+ return;
+
hci_dev_lock(hdev);
if (err) {
@@ -1562,7 +1582,9 @@ static void mgmt_set_connectable_complete(struct hci_dev *hdev, void *data,
new_settings(hdev, cmd->sk);
done:
- mgmt_pending_free(cmd);
+ if (cmd)
+ mgmt_pending_remove(cmd);
+
hci_dev_unlock(hdev);
}
@@ -1634,7 +1656,7 @@ static int set_connectable(struct sock *sk, struct hci_dev *hdev, void *data,
goto failed;
}
- cmd = mgmt_pending_new(sk, MGMT_OP_SET_CONNECTABLE, hdev, data, len);
+ cmd = mgmt_pending_add(sk, MGMT_OP_SET_CONNECTABLE, hdev, data, len);
if (!cmd) {
err = -ENOMEM;
goto failed;
@@ -1654,6 +1676,9 @@ static int set_connectable(struct sock *sk, struct hci_dev *hdev, void *data,
err = hci_cmd_sync_queue(hdev, set_connectable_sync, cmd,
mgmt_set_connectable_complete);
+ if (err < 0)
+ mgmt_pending_remove(cmd);
+
failed:
hci_dev_unlock(hdev);
return err;
@@ -1774,6 +1799,10 @@ static void set_ssp_complete(struct hci_dev *hdev, void *data, int err)
u8 enable = cp->val;
bool changed;
+ /* Make sure cmd still outstanding. */
+ if (cmd != pending_find(MGMT_OP_SET_SSP, hdev))
+ return;
+
if (err) {
u8 mgmt_err = mgmt_status(err);
@@ -3321,6 +3350,9 @@ static void set_name_complete(struct hci_dev *hdev, void *data, int err)
bt_dev_dbg(hdev, "err %d", err);
+ if (cmd != pending_find(MGMT_OP_SET_LOCAL_NAME, hdev))
+ return;
+
if (status) {
mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME,
status);
@@ -3493,6 +3525,9 @@ static void set_default_phy_complete(struct hci_dev *hdev, void *data, int err)
struct sk_buff *skb = cmd->skb;
u8 status = mgmt_status(err);
+ if (cmd != pending_find(MGMT_OP_SET_PHY_CONFIGURATION, hdev))
+ return;
+
if (!status) {
if (!skb)
status = MGMT_STATUS_FAILED;
@@ -3759,13 +3794,6 @@ static int set_wideband_speech(struct sock *sk, struct hci_dev *hdev,
hci_dev_lock(hdev);
- if (pending_find(MGMT_OP_SET_WIDEBAND_SPEECH, hdev)) {
- err = mgmt_cmd_status(sk, hdev->id,
- MGMT_OP_SET_WIDEBAND_SPEECH,
- MGMT_STATUS_BUSY);
- goto unlock;
- }
-
if (hdev_is_powered(hdev) &&
!!cp->val != hci_dev_test_flag(hdev,
HCI_WIDEBAND_SPEECH_ENABLED)) {
@@ -5036,12 +5064,6 @@ static int read_local_oob_data(struct sock *sk, struct hci_dev *hdev,
goto unlock;
}
- if (pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev)) {
- err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA,
- MGMT_STATUS_BUSY);
- goto unlock;
- }
-
cmd = mgmt_pending_new(sk, MGMT_OP_READ_LOCAL_OOB_DATA, hdev, NULL, 0);
if (!cmd)
err = -ENOMEM;
@@ -5261,11 +5283,16 @@ static void start_discovery_complete(struct hci_dev *hdev, void *data, int err)
{
struct mgmt_pending_cmd *cmd = data;
+ if (cmd != pending_find(MGMT_OP_START_DISCOVERY, hdev) &&
+ cmd != pending_find(MGMT_OP_START_LIMITED_DISCOVERY, hdev) &&
+ cmd != pending_find(MGMT_OP_START_SERVICE_DISCOVERY, hdev))
+ return;
+
bt_dev_dbg(hdev, "err %d", err);
mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, mgmt_status(err),
cmd->param, 1);
- mgmt_pending_free(cmd);
+ mgmt_pending_remove(cmd);
hci_discovery_set_state(hdev, err ? DISCOVERY_STOPPED:
DISCOVERY_FINDING);
@@ -5327,7 +5354,7 @@ static int start_discovery_internal(struct sock *sk, struct hci_dev *hdev,
else
hdev->discovery.limited = false;
- cmd = mgmt_pending_new(sk, op, hdev, data, len);
+ cmd = mgmt_pending_add(sk, op, hdev, data, len);
if (!cmd) {
err = -ENOMEM;
goto failed;
@@ -5336,7 +5363,7 @@ static int start_discovery_internal(struct sock *sk, struct hci_dev *hdev,
err = hci_cmd_sync_queue(hdev, start_discovery_sync, cmd,
start_discovery_complete);
if (err < 0) {
- mgmt_pending_free(cmd);
+ mgmt_pending_remove(cmd);
goto failed;
}
@@ -5430,7 +5457,7 @@ static int start_service_discovery(struct sock *sk, struct hci_dev *hdev,
goto failed;
}
- cmd = mgmt_pending_new(sk, MGMT_OP_START_SERVICE_DISCOVERY,
+ cmd = mgmt_pending_add(sk, MGMT_OP_START_SERVICE_DISCOVERY,
hdev, data, len);
if (!cmd) {
err = -ENOMEM;
@@ -5463,7 +5490,7 @@ static int start_service_discovery(struct sock *sk, struct hci_dev *hdev,
err = hci_cmd_sync_queue(hdev, start_discovery_sync, cmd,
start_discovery_complete);
if (err < 0) {
- mgmt_pending_free(cmd);
+ mgmt_pending_remove(cmd);
goto failed;
}
@@ -5495,11 +5522,14 @@ static void stop_discovery_complete(struct hci_dev *hdev, void *data, int err)
{
struct mgmt_pending_cmd *cmd = data;
+ if (cmd != pending_find(MGMT_OP_STOP_DISCOVERY, hdev))
+ return;
+
bt_dev_dbg(hdev, "err %d", err);
mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, mgmt_status(err),
cmd->param, 1);
- mgmt_pending_free(cmd);
+ mgmt_pending_remove(cmd);
if (!err)
hci_discovery_set_state(hdev, DISCOVERY_STOPPED);
@@ -5535,7 +5565,7 @@ static int stop_discovery(struct sock *sk, struct hci_dev *hdev, void *data,
goto unlock;
}
- cmd = mgmt_pending_new(sk, MGMT_OP_STOP_DISCOVERY, hdev, data, len);
+ cmd = mgmt_pending_add(sk, MGMT_OP_STOP_DISCOVERY, hdev, data, len);
if (!cmd) {
err = -ENOMEM;
goto unlock;
@@ -5544,7 +5574,7 @@ static int stop_discovery(struct sock *sk, struct hci_dev *hdev, void *data,
err = hci_cmd_sync_queue(hdev, stop_discovery_sync, cmd,
stop_discovery_complete);
if (err < 0) {
- mgmt_pending_free(cmd);
+ mgmt_pending_remove(cmd);
goto unlock;
}
@@ -7474,6 +7504,9 @@ static void read_local_oob_ext_data_complete(struct hci_dev *hdev, void *data,
u8 status = mgmt_status(err);
u16 eir_len;
+ if (cmd != pending_find(MGMT_OP_READ_LOCAL_OOB_EXT_DATA, hdev))
+ return;
+
if (!status) {
if (!skb)
status = MGMT_STATUS_FAILED;
@@ -7969,11 +8002,7 @@ static bool requested_adv_flags_are_valid(struct hci_dev *hdev, u32 adv_flags)
static bool adv_busy(struct hci_dev *hdev)
{
- return (pending_find(MGMT_OP_ADD_ADVERTISING, hdev) ||
- pending_find(MGMT_OP_REMOVE_ADVERTISING, hdev) ||
- pending_find(MGMT_OP_SET_LE, hdev) ||
- pending_find(MGMT_OP_ADD_EXT_ADV_PARAMS, hdev) ||
- pending_find(MGMT_OP_ADD_EXT_ADV_DATA, hdev));
+ return pending_find(MGMT_OP_SET_LE, hdev);
}
static void add_adv_complete(struct hci_dev *hdev, struct sock *sk, u8 instance,
@@ -8563,9 +8592,7 @@ static int remove_advertising(struct sock *sk, struct hci_dev *hdev,
goto unlock;
}
- if (pending_find(MGMT_OP_ADD_ADVERTISING, hdev) ||
- pending_find(MGMT_OP_REMOVE_ADVERTISING, hdev) ||
- pending_find(MGMT_OP_SET_LE, hdev)) {
+ if (pending_find(MGMT_OP_SET_LE, hdev)) {
err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_REMOVE_ADVERTISING,
MGMT_STATUS_BUSY);
goto unlock;