diff options
Diffstat (limited to 'net/bluetooth')
| -rw-r--r-- | net/bluetooth/rfcomm/core.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/net/bluetooth/rfcomm/core.c b/net/bluetooth/rfcomm/core.c index 5b4253c61f62..e99010ce8bb2 100644 --- a/net/bluetooth/rfcomm/core.c +++ b/net/bluetooth/rfcomm/core.c @@ -37,6 +37,8 @@ #include <linux/wait.h> #include <linux/device.h> #include <linux/net.h> +#include <linux/mutex.h> + #include <net/sock.h> #include <asm/uaccess.h> #include <asm/unaligned.h> @@ -57,9 +59,9 @@ static unsigned int l2cap_mtu = RFCOMM_MAX_L2CAP_MTU; static struct task_struct *rfcomm_thread; -static DECLARE_MUTEX(rfcomm_sem); -#define rfcomm_lock() down(&rfcomm_sem); -#define rfcomm_unlock() up(&rfcomm_sem); +static DEFINE_MUTEX(rfcomm_mutex); +#define rfcomm_lock() mutex_lock(&rfcomm_mutex) +#define rfcomm_unlock() mutex_unlock(&rfcomm_mutex) static unsigned long rfcomm_event; |