Index: /trunk/src/VBox/Devices/Misc/VirtualKD.cpp
===================================================================
--- /trunk/src/VBox/Devices/Misc/VirtualKD.cpp	(revision 67975)
+++ /trunk/src/VBox/Devices/Misc/VirtualKD.cpp	(revision 67976)
@@ -112,5 +112,5 @@
             return VINF_SUCCESS;
 
-        size_t cbData = RT_MIN(RequestHeader.cbData, sizeof(pThis->abCmdBody));
+        unsigned cbData = RT_MIN(RequestHeader.cbData, sizeof(pThis->abCmdBody));
         rc = PDMDevHlpPhysRead(pDevIns, (RTGCPHYS)(u32 + sizeof(RequestHeader)), pThis->abCmdBody, cbData);
         if (!RT_SUCCESS(rc))
@@ -118,6 +118,5 @@
 
         char *pReply = NULL;
-        unsigned cbReply;
-        cbReply = pThis->pKDClient->OnRequest(pThis->abCmdBody, cbData, &pReply);
+        unsigned cbReply = pThis->pKDClient->OnRequest(pThis->abCmdBody, cbData, &pReply);
 
         if (!pReply)