2 files changed, 20 insertions, 5 deletions

diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index b85eefb230fd..47129b1ee20b 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -1061,6 +1061,8 @@ void hci_req_cmd_complete(struct hci_dev *hdev, u16 opcode, u8 status);
 
 struct sk_buff *__hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen,
                                void *param, u32 timeout);
+struct sk_buff *__hci_cmd_sync_ev(struct hci_dev *hdev, u16 opcode, u32 plen,
+                                  void *param, u8 event, u32 timeout);
 
 int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, void *param);
 void hci_send_acl(struct hci_chan *chan, struct sk_buff *skb, __u16 flags);
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 7f1413cae2cb..9567e32a1f0c 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -79,7 +79,7 @@ static void hci_req_cancel(struct hci_dev *hdev, int err)
         }
 }
 
-struct sk_buff *hci_get_cmd_complete(struct hci_dev *hdev, u16 opcode)
+struct sk_buff *hci_get_cmd_complete(struct hci_dev *hdev, u16 opcode, u8 event)
 {
         struct hci_ev_cmd_complete *ev;
         struct hci_event_hdr *hdr;
@@ -103,6 +103,12 @@ struct sk_buff *hci_get_cmd_complete(struct hci_dev *hdev, u16 opcode)
         hdr = (void *) skb->data;
         skb_pull(skb, HCI_EVENT_HDR_SIZE);
 
+        if (event) {
+                if (hdr->evt != event)
+                        goto failed;
+                return skb;
+        }
+
         if (hdr->evt != HCI_EV_CMD_COMPLETE) {
                 BT_DBG("Last event is not cmd complete (0x%2.2x)", hdr->evt);
                 goto failed;
@@ -127,8 +133,8 @@ failed:
         return ERR_PTR(-ENODATA);
 }
 
-struct sk_buff *__hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen,
-                               void *param, u32 timeout)
+struct sk_buff *__hci_cmd_sync_ev(struct hci_dev *hdev, u16 opcode, u32 plen,
+                                  void *param, u8 event, u32 timeout)
 {
         DECLARE_WAITQUEUE(wait, current);
         struct hci_request req;
@@ -138,7 +144,7 @@ struct sk_buff *__hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen,
 
         hci_req_init(&req, hdev);
 
-        hci_req_add(&req, opcode, plen, param);
+        hci_req_add_ev(&req, opcode, plen, param, event);
 
         hdev->req_status = HCI_REQ_PEND;
 
@@ -177,7 +183,14 @@ struct sk_buff *__hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen,
         if (err < 0)
                 return ERR_PTR(err);
 
-        return hci_get_cmd_complete(hdev, opcode);
+        return hci_get_cmd_complete(hdev, opcode, event);
+}
+EXPORT_SYMBOL(__hci_cmd_sync_ev);
+
+struct sk_buff *__hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen,
+                               void *param, u32 timeout)
+{
+        return __hci_cmd_sync_ev(hdev, opcode, plen, param, 0, timeout);
 }
 EXPORT_SYMBOL(__hci_cmd_sync);