Index: /trunk/src/VBox/Devices/Network/DevVirtioNet.cpp
===================================================================
--- /trunk/src/VBox/Devices/Network/DevVirtioNet.cpp	(revision 30218)
+++ /trunk/src/VBox/Devices/Network/DevVirtioNet.cpp	(revision 30219)
@@ -712,5 +712,5 @@
         while (nSeg < elem.nIn && uOffset < cb)
         {
-            unsigned int uSize = RT_MIN(elem.aSegsIn[nSeg].cb, cb - uOffset);
+            unsigned int uSize = (unsigned int)RT_MIN(elem.aSegsIn[nSeg].cb, cb - uOffset);
             elem.aSegsIn[nSeg++].pv = (uint8_t*)pvBuf + uOffset;
             uOffset += uSize;