[tor-bugs] #12848 [Tor]: Tor wrongly process circuit as connected to n_chan if create cell delivery failed

[Tor Bug Tracker & Wiki]

#12848: Tor wrongly process circuit as connected to n_chan if create cell delivery
failed
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     Reporter:           |      Owner:
  cypherpunks            |     Status:  new
         Type:  defect   |  Milestone:  Tor: 0.2.5.x-final
     Priority:  normal   |    Version:  Tor: 0.2.5.5-alpha
    Component:  Tor      |   Keywords:  tor-relay 024-backport 023-backport
   Resolution:           |  Parent ID:
Actual Points:           |
       Points:           |
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Comment (by nickm):

 Maybe we should also add a check in channel_send_destroy()  to make sure
 we don't send a destroy cell with circuit ID 0, in case it is possible to
 do that for some other reason.

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/12848#comment:8>
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