Comment on successful negotiation

This jump to the cleanup is not an error condition, but the code
does not make it obvious that this is the case.

Change-Id: Ia45c3c78676a75549f6e791248a75293050cbd9e
Remove useless print statements

Were helpful for debugging but are not needed now.

Change-Id: Ib408976fe9c1a23fb71ea01d96c983518f882fd1