1 files changed, 8 insertions, 6 deletions

diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index 80d718a9b31f..35a57cd1704c 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -1081,17 +1081,19 @@ struct hci_request {
 
 void hci_req_init(struct hci_request *req, struct hci_dev *hdev);
 int hci_req_run(struct hci_request *req, hci_req_complete_t complete);
-void hci_req_add(struct hci_request *req, u16 opcode, u32 plen, void *param);
-void hci_req_add_ev(struct hci_request *req, u16 opcode, u32 plen, void *param,
-                    u8 event);
+void hci_req_add(struct hci_request *req, u16 opcode, u32 plen,
+                 const void *param);
+void hci_req_add_ev(struct hci_request *req, u16 opcode, u32 plen,
+                    const void *param, u8 event);
 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);
+                               const 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);
+                                  const void *param, u8 event, u32 timeout);
 
-int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, void *param);
+int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen,
+                 const void *param);
 void hci_send_acl(struct hci_chan *chan, struct sk_buff *skb, __u16 flags);
 void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb);