tor-parallel-relay-conn/changes/bug30041

  o Minor bugfixes (hardening):
    - Verify in more places that we are not about to create a buffer
      with more than INT_MAX bytes, to avoid possible OOB access in the event
      of bugs.  Fixes bug 30041; bugfix on 0.2.0.16.  Found and fixed by
      Tobias Stoeckmann.