Index: /trunk/src/VBox/HostServices/SharedFolders/testcase/tstSharedFolderService.cpp
===================================================================
--- /trunk/src/VBox/HostServices/SharedFolders/testcase/tstSharedFolderService.cpp	(revision 55161)
+++ /trunk/src/VBox/HostServices/SharedFolders/testcase/tstSharedFolderService.cpp	(revision 55162)
@@ -513,4 +513,5 @@
     AssertRelease(  psvcTable->pvService
                   = RTTestGuardedAllocTail(hTest, psvcTable->cbClient));
+    RT_BZERO(psvcTable->pvService, psvcTable->cbClient);
     fillTestShflString(&FolderName, pcszFolderName);
     fillTestShflString(&Mapping, pcszMapping);