[tor-bugs] #15881 [Tor]: Missing descriptor ID in some HS_DESC control event

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#15881: Missing descriptor ID in some HS_DESC control event
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     Reporter:  dgoulet  |      Owner:
         Type:  defect   |     Status:  reopened
     Priority:  normal   |  Milestone:  Tor: 0.2.7.x-final
    Component:  Tor      |    Version:
   Resolution:           |   Keywords:  SponsorR, controller
Actual Points:           |  Parent ID:
       Points:  medium   |
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Changes (by dgoulet):

 * status:  closed => reopened
 * resolution:  fixed =>


Comment:

 Initialization that I missed in `rend_data_service_create` which causes
 the rend_data free and dup to fail on a NULL pointer.

 Maybe it would be better to check if `hsdirs_fp` is NULL in those
 functions, I don't have a preference here.

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/15881#comment:10>
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