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[24/47] Bluetooth: Convert hdev->req_lock to a mutex

Message ID a6a67efd7088702fdbbb780c5a3f8e1a74e77b63.1251621661.git.marcel@holtmann.org
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Marcel Holtmann Aug. 30, 2009, 8:50 a.m. UTC 
From: Thomas Gleixner <tglx@linutronix.de>

hdev->req_lock is used as mutex so make it a mutex.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
---
 include/net/bluetooth/hci_core.h |    6 +++---
 net/bluetooth/hci_core.c         |    2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)
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Patch

diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index 25b8a03..7b640ae 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);
 
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 406ad07..e1da8f6 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -911,7 +911,7 @@  int hci_register_dev(struct hci_dev *hdev)
 		hdev->reassembly[i] = NULL;
 
 	init_waitqueue_head(&hdev->req_wait_q);
-	init_MUTEX(&hdev->req_lock);
+	mutex_init(&hdev->req_lock);
 
 	inquiry_cache_init(hdev);