diff --git a/lib/obmc_boot_test.py b/lib/obmc_boot_test.py
index c90d141..731d233 100755
--- a/lib/obmc_boot_test.py
+++ b/lib/obmc_boot_test.py
@@ -789,6 +789,7 @@
     if ffdc_only:
         gp.qprint_timen("Caller requested ffdc_only.")
         grk.run_key_u("my_ffdc")
+        return
 
     # Process caller's boot_stack.
     while (len(boot_stack) > 0):