87 static pthread_mutex_t lock;  variable
99   pthread_mutex_init(&lock, NULL);  in btsock_sco_init()
110   pthread_mutex_destroy(&lock);  in btsock_sco_cleanup()
117   pthread_mutex_lock(&lock);  in btsock_sco_listen()
125   pthread_mutex_unlock(&lock);  in btsock_sco_listen()
134   pthread_mutex_lock(&lock);  in btsock_sco_connect()
136   pthread_mutex_unlock(&lock);  in btsock_sco_connect()
221   pthread_mutex_lock(&lock);  in connection_request_cb()
262   pthread_mutex_unlock(&lock);  in connection_request_cb()
266   pthread_mutex_unlock(&lock);  in connection_request_cb()
274   pthread_mutex_lock(&lock);  in connect_completed_cb()
293   pthread_mutex_unlock(&lock);  in connect_completed_cb()
297   pthread_mutex_lock(&lock);  in disconnect_completed_cb()
308   pthread_mutex_unlock(&lock);  in disconnect_completed_cb()
312   pthread_mutex_lock(&lock);  in socket_read_ready_cb()
331   pthread_mutex_unlock(&lock);  in socket_read_ready_cb()