diff --git a/reactos/dll/cpl/sysdm/virtmem.c b/reactos/dll/cpl/sysdm/virtmem.c
index dd37515c4dd..4fadff5af39 100644
--- a/reactos/dll/cpl/sysdm/virtmem.c
+++ b/reactos/dll/cpl/sysdm/virtmem.c
@@ -231,7 +231,7 @@ WritePageFileSettings(PVIRTMEM pVirtMem)
                           0,
                           REG_MULTI_SZ,
                           (LPBYTE) szPagingFiles,
-                          (DWORD) nPos * sizeof(TCHAR)))
+                          (DWORD) nPos * sizeof(TCHAR)) == ERROR_SUCCESS)
         {
             bErr = FALSE;
         }