[tor-bugs] #6799 [Tor]: Don't expire unused relay-to-relay TLS conns so quickly

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#6799: Don't expire unused relay-to-relay TLS conns so quickly
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     Reporter:  arma     |      Owner:
         Type:  defect   |     Status:  needs_review
     Priority:  major    |  Milestone:  Tor: 0.2.5.x-final
    Component:  Tor      |    Version:
   Resolution:           |   Keywords:  tor-relay anonymity-attack
Actual Points:           |  025-triaged 024-backport andrea-review-0255
       Points:           |  Parent ID:
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Comment (by nickm):

 better now?  (I had previously thought chan might be null because
 TLS_CHAN_TO_BASE tolerates NULL.  But channel_is_bad_for_new_circs doesn't
 tolerate NULL, so chan must be set.)

 Testing now with latest branch.

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/6799#comment:23>
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