diff --git a/reactos/ntoskrnl/mm/verifier.c b/reactos/ntoskrnl/mm/verifier.c
index f2682991609..11d3ac2685d 100644
--- a/reactos/ntoskrnl/mm/verifier.c
+++ b/reactos/ntoskrnl/mm/verifier.c
@@ -146,7 +146,7 @@ Cleanup:
     KeLeaveCriticalRegion();
 
     /* Free the table if we failed and return status */
-    ExFreePool(ThunkTable);
+    if (ThunkTable) ExFreePool(ThunkTable);
     return Status;
 }