NetworkClock: close the gap between the waiter and the time if a time…

… reset is detected

Co-authored-by: Daniele E. Domenichelli <[email protected]>

src/libYARP_os/src/yarp/os/NetworkClock.cpp

@@ -112,8 +112,11 @@ bool NetworkClock::Private::read(ConnectionReader& reader)
 
     listMutex.lock();
     auto waiter_it = waiters->begin();
-    // Update the wake-up time. In case of a time reset it closes the gap between the waiter and _time.
-    waiter_it->first = _time + (waiter_it->first - oldTime);
+    if (oldTime > _time) {
+        // Update the wake-up time. In case of a time reset it closes the gap
+        // between the waiter and _time.
+        waiter_it->first = _time + (waiter_it->first - oldTime);
+    }
 
     while (waiter_it != waiters->end())
     {