[tor-bugs] #18320 [Core Tor/Tor]: Clear old entries from the key-pinning journal file

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#18320: Clear old entries from the key-pinning journal file
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 Reporter:  teor                                 |          Owner:  andrea
     Type:  defect                               |         Status:
 Priority:  Medium                               |  merge_ready
Component:  Core Tor/Tor                         |      Milestone:  Tor:
 Severity:  Normal                               |  0.2.9.x-final
 Keywords:  tor-dos, TorCoreTeam201607, review-  |        Version:
  group-3                                        |     Resolution:
Parent ID:  #17293                               |  Actual Points:
 Reviewer:  dgoulet                              |         Points:  3
                                                 |        Sponsor:
                                                 |  SponsorU-can
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Changes (by dgoulet):

 * status:  needs_information => merge_ready


Comment:

 Replying to [comment:29 andrea]:
 > > ...returns 0 then setting the ent pointer to NULL.

 My mistake here. `ent = NULL` for some reason computed for me that we
 nullify the given pointer but it's wrong :).

 lgtm;

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/18320#comment:30>
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