Add recovery mode protection to new NVRAM locking scheme.

src/platform/vboot_reference/vboot_firmware/linktest/main.c

Index: src/platform/vboot_reference/vboot_firmware/linktest/main.c
diff --git a/src/platform/vboot_reference/vboot_firmware/linktest/main.c b/src/platform/vboot_reference/vboot_firmware/linktest/main.c
index d6496b4153c13a5d1c15c776b87b41915e10aac2..66a450177c2ea3e95fdf45db84af143522cd0c18 100644
--- a/src/platform/vboot_reference/vboot_firmware/linktest/main.c
+++ b/src/platform/vboot_reference/vboot_firmware/linktest/main.c
@@ -9,6 +9,8 @@
 
 int main(void)
 {
+  uint16_t x, y;
+
   // cgptlib.h
   GptInit(0);
   GptNextKernelEntry(0, 0, 0);
@@ -36,8 +38,8 @@ int main(void)
 
   // rollback_index.h
   SetupTPM();
-  GetStoredVersion(0);
-  WriteStoredVersion(0, 0);
+  GetStoredVersions(0, &x, &y);
+  WriteStoredVersions(0, 0, 0);
   LockFirmwareVersions();
   LockKernelVersionsByLockingPP();