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-rw-r--r--net/bluetooth/hci_core.c12
-rw-r--r--net/bluetooth/hci_event.c4
-rw-r--r--net/bluetooth/l2cap_core.c4
-rw-r--r--net/bluetooth/l2cap_sock.c7
-rw-r--r--net/bluetooth/mgmt.c2
5 files changed, 21 insertions, 8 deletions
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index b372fb8bcdc..c83f618282f 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -186,6 +186,7 @@ static void hci_reset_req(struct hci_dev *hdev, unsigned long opt)
BT_DBG("%s %ld", hdev->name, opt);
/* Reset device */
+ set_bit(HCI_RESET, &hdev->flags);
hci_send_cmd(hdev, HCI_OP_RESET, 0, NULL);
}
@@ -213,8 +214,10 @@ static void hci_init_req(struct hci_dev *hdev, unsigned long opt)
/* Mandatory initialization */
/* Reset */
- if (!test_bit(HCI_QUIRK_NO_RESET, &hdev->quirks))
+ if (!test_bit(HCI_QUIRK_NO_RESET, &hdev->quirks)) {
+ set_bit(HCI_RESET, &hdev->flags);
hci_send_cmd(hdev, HCI_OP_RESET, 0, NULL);
+ }
/* Read Local Supported Features */
hci_send_cmd(hdev, HCI_OP_READ_LOCAL_FEATURES, 0, NULL);
@@ -584,6 +587,9 @@ static int hci_dev_do_close(struct hci_dev *hdev)
hci_req_cancel(hdev, ENODEV);
hci_req_lock(hdev);
+ /* Stop timer, it might be running */
+ del_timer_sync(&hdev->cmd_timer);
+
if (!test_and_clear_bit(HCI_UP, &hdev->flags)) {
hci_req_unlock(hdev);
return 0;
@@ -623,7 +629,6 @@ static int hci_dev_do_close(struct hci_dev *hdev)
/* Drop last sent command */
if (hdev->sent_cmd) {
- del_timer_sync(&hdev->cmd_timer);
kfree_skb(hdev->sent_cmd);
hdev->sent_cmd = NULL;
}
@@ -1074,6 +1079,7 @@ static void hci_cmd_timer(unsigned long arg)
BT_ERR("%s command tx timeout", hdev->name);
atomic_set(&hdev->cmd_cnt, 1);
+ clear_bit(HCI_RESET, &hdev->flags);
tasklet_schedule(&hdev->cmd_task);
}
@@ -1877,7 +1883,7 @@ static void hci_tx_task(unsigned long arg)
read_unlock(&hci_task_lock);
}
-/* ----- HCI RX task (incoming data proccessing) ----- */
+/* ----- HCI RX task (incoming data processing) ----- */
/* ACL data packet */
static inline void hci_acldata_packet(struct hci_dev *hdev, struct sk_buff *skb)
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 3fbfa50c2bf..cebe7588469 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -183,6 +183,8 @@ static void hci_cc_reset(struct hci_dev *hdev, struct sk_buff *skb)
BT_DBG("%s status 0x%x", hdev->name, status);
+ clear_bit(HCI_RESET, &hdev->flags);
+
hci_req_complete(hdev, HCI_OP_RESET, status);
}
@@ -1847,7 +1849,7 @@ static inline void hci_cmd_status_evt(struct hci_dev *hdev, struct sk_buff *skb)
if (ev->opcode != HCI_OP_NOP)
del_timer(&hdev->cmd_timer);
- if (ev->ncmd) {
+ if (ev->ncmd && !test_bit(HCI_RESET, &hdev->flags)) {
atomic_set(&hdev->cmd_cnt, 1);
if (!skb_queue_empty(&hdev->cmd_q))
tasklet_schedule(&hdev->cmd_task);
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index c9f9cecca52..ca27f3a4153 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -1116,7 +1116,9 @@ int l2cap_ertm_send(struct sock *sk)
bt_cb(skb)->tx_seq = pi->next_tx_seq;
pi->next_tx_seq = (pi->next_tx_seq + 1) % 64;
- pi->unacked_frames++;
+ if (bt_cb(skb)->retries == 1)
+ pi->unacked_frames++;
+
pi->frames_sent++;
if (skb_queue_is_last(TX_QUEUE(sk), skb))
diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c
index fc85e7ae33c..299fe56a966 100644
--- a/net/bluetooth/l2cap_sock.c
+++ b/net/bluetooth/l2cap_sock.c
@@ -679,7 +679,7 @@ static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname, ch
if (opt == BT_FLUSHABLE_OFF) {
struct l2cap_conn *conn = l2cap_pi(sk)->conn;
- /* proceed futher only when we have l2cap_conn and
+ /* proceed further only when we have l2cap_conn and
No Flush support in the LM */
if (!conn || !lmp_no_flush_capable(conn->hcon->hdev)) {
err = -EINVAL;
@@ -923,8 +923,9 @@ void __l2cap_sock_close(struct sock *sk, int reason)
rsp.status = cpu_to_le16(L2CAP_CS_NO_INFO);
l2cap_send_cmd(conn, l2cap_pi(sk)->ident,
L2CAP_CONN_RSP, sizeof(rsp), &rsp);
- } else
- l2cap_chan_del(sk, reason);
+ }
+
+ l2cap_chan_del(sk, reason);
break;
case BT_CONNECT:
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index 0054c74e27b..4476d8e3c0f 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -1230,6 +1230,8 @@ static int user_confirm_reply(struct sock *sk, u16 index, unsigned char *data,
if (!hdev)
return cmd_status(sk, index, mgmt_op, ENODEV);
+ hci_dev_lock_bh(hdev);
+
if (!test_bit(HCI_UP, &hdev->flags)) {
err = cmd_status(sk, index, mgmt_op, ENETDOWN);
goto failed;