[tor-bugs] #17682 [Tor]: safe_timer_diff is unsafe under wrapping

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#17682: safe_timer_diff is unsafe under wrapping
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 Reporter:  teor              |          Owner:  nickm
     Type:  defect            |         Status:  needs_review
 Priority:  High              |      Milestone:  Tor: 0.2.8.x-final
Component:  Tor               |        Version:  Tor: unspecified
 Severity:  Normal            |     Resolution:
 Keywords:  regression, easy  |  Actual Points:
Parent ID:  #17983            |         Points:  small
  Sponsor:                    |
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Changes (by nickm):

 * status:  accepted => needs_review


Comment:

 `bug17682` in my public repository should fix this.  It's not the
 beautiful thing that we might have had in mind, but it has the advantage
 of having been written.

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/17682#comment:11>
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