Index: /trunk/src/VBox/Devices/Storage/DrvHostBase-win.cpp
===================================================================
--- /trunk/src/VBox/Devices/Storage/DrvHostBase-win.cpp	(revision 64244)
+++ /trunk/src/VBox/Devices/Storage/DrvHostBase-win.cpp	(revision 64245)
@@ -46,5 +46,5 @@
     Assert(pbSense || !cbSense);
     AssertPtr(pbCmd);
-    Assert(cbCmd <= 16 && cbCmd >= 1);
+    Assert(cbCmd <= 16 && cbCmd >= 1); RT_NOREF(cbCmd);
 
     int rc = VERR_GENERAL_FAILURE;