1 files changed, 3 insertions, 3 deletions

diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index 25b8a0345a6a..7b640aeddb64 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -117,7 +117,7 @@ struct hci_dev {
         struct sk_buff          *sent_cmd;
         struct sk_buff          *reassembly[3];
 
-        struct semaphore        req_lock;
+        struct mutex            req_lock;
         wait_queue_head_t       req_wait_q;
         __u32                   req_status;
         __u32                   req_result;
@@ -704,8 +704,8 @@ struct hci_sec_filter {
 #define HCI_REQ_PEND      1
 #define HCI_REQ_CANCELED  2
 
-#define hci_req_lock(d)         down(&d->req_lock)
-#define hci_req_unlock(d)       up(&d->req_lock)
+#define hci_req_lock(d)         mutex_lock(&d->req_lock)
+#define hci_req_unlock(d)       mutex_unlock(&d->req_lock)
 
 void hci_req_complete(struct hci_dev *hdev, int result);