[tor-bugs] #32407 [Core Tor/Tor]: Fix crash when calling --dump-config with failing set_options

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#32407: Fix crash when calling --dump-config with failing set_options
-------------------------------------------------+-------------------------
 Reporter:  nickm                                |          Owner:  nickm
     Type:  defect                               |         Status:
                                                 |  merge_ready
 Priority:  Medium                               |      Milestone:  Tor:
                                                 |  0.4.1.x-final
Component:  Core Tor/Tor                         |        Version:
 Severity:  Normal                               |     Resolution:
 Keywords:  consider-backport-after-0425,        |  Actual Points:  .1
  035-backport 040-backport 041-backport         |
  042-backport                                   |
Parent ID:  #30866                               |         Points:
 Reviewer:  teor                                 |        Sponsor:
                                                 |  Sponsor31-can
-------------------------------------------------+-------------------------
Changes (by teor):

 * status:  needs_review => merge_ready
 * keywords:  035-backport 040-backport 041-backport 042-backport =>
     consider-backport-after-0425, 035-backport 040-backport 041-backport
     042-backport
 * milestone:  Tor: 0.4.3.x-final => Tor: 0.4.1.x-final


Comment:

 Looks good to me. Merged to 0.4.2 and later.
 Marking for backport to 0.3.5 and later, once it has been tested in
 0.4.2.4.

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/32407#comment:4>
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