diff --git a/reactos/subsystems/mvdm/ntvdm/dos/dos32krnl/emsdrv.c b/reactos/subsystems/mvdm/ntvdm/dos/dos32krnl/emsdrv.c
index 7eaab61bfdd..be8a0b3918a 100644
--- a/reactos/subsystems/mvdm/ntvdm/dos/dos32krnl/emsdrv.c
+++ b/reactos/subsystems/mvdm/ntvdm/dos/dos32krnl/emsdrv.c
@@ -468,7 +468,7 @@ static VOID WINAPI EmsIntHandler(LPWORD Stack)
                     if (HandleTable[i].Allocated &&
                         RtlCompareMemory(HandleName,
                                          HandleTable[i].Name,
-                                         sizeof(HandleTable[i].Name)) != 0)
+                                         sizeof(HandleTable[i].Name)) == sizeof(HandleTable[i].Name))
                     {
                         HandleFound = &HandleTable[i];
                         break;