@@ -48,15 +48,15 @@
     of_time_interval_t timeout)
 {
 	struct timespec ts;
 
 	ts.tv_sec = (time_t)timeout;
-	ts.tv_nsec = (timeout - ts.tv_sec) * 1000000000;
+	ts.tv_nsec = (long)((timeout - ts.tv_sec) * 1000000000);
 
 	return (pthread_cond_timedwait(condition, mutex, &ts) == 0);
 }
 
 bool
 of_condition_free(of_condition_t *condition)
 {
 	return (pthread_cond_destroy(condition) == 0);
 }