Index: /trunk/src/VBox/Devices/Network/DevPCNet.cpp
===================================================================
--- /trunk/src/VBox/Devices/Network/DevPCNet.cpp	(revision 87767)
+++ /trunk/src/VBox/Devices/Network/DevPCNet.cpp	(revision 87768)
@@ -5054,5 +5054,5 @@
         pThis->cLinkDownReported = 0x10000;
         PDMDevHlpTimerStop(pDevIns, pThis->hTimerRestore);
-        pcnetR3TimerRestore(pDevIns, NULL /* pTimer - not used */, pThis);
+        pcnetR3TimerRestore(pDevIns, pThis->hTimerRestore, pThis);
     }