Bluetooth: Use proper timer for hci command timout

Use proper timer instead of hci command flow control to timeout
failed hci commands. Otherwise stack ends up sending commands
when flow control is used to block new commands.

2010-09-01 18:29:41.592132 < HCI Command: Remote Name Request (0x01|0x0019) plen 10
    bdaddr 00:16:CF:E1:C7:D7 mode 2 clkoffset 0x0000
2010-09-01 18:29:41.592681 > HCI Event: Command Status (0x0f) plen 4
    Remote Name Request (0x01|0x0019) status 0x00 ncmd 0
2010-09-01 18:29:51.022033 < HCI Command: Remote Name Request Cancel (0x01|0x001a) plen 6
    bdaddr 00:16:CF:E1:C7:D7

Signed-off-by: Ville Tervo <ville.tervo@nokia.com>
Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>

1 files changed, 6 insertions, 0 deletions

diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 74f04a27734d..09cb29e8713a 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -1732,6 +1732,9 @@ static inline void hci_cmd_complete_evt(struct hci_dev *hdev, struct sk_buff *sk
                 break;
         }
 
+        if (ev->opcode != HCI_OP_NOP)
+                del_timer(&hdev->cmd_timer);
+
         if (ev->ncmd) {
                 atomic_set(&hdev->cmd_cnt, 1);
                 if (!skb_queue_empty(&hdev->cmd_q))
@@ -1807,6 +1810,9 @@ static inline void hci_cmd_status_evt(struct hci_dev *hdev, struct sk_buff *skb)
                 break;
         }
 
+        if (ev->opcode != HCI_OP_NOP)
+                del_timer(&hdev->cmd_timer);
+
         if (ev->ncmd) {
                 atomic_set(&hdev->cmd_cnt, 1);
                 if (!skb_queue_empty(&hdev->cmd_q))