[tor-bugs] #29939 [Core Tor/Tor]: test_routerkeys: Coverity says, always check mkdir return values.

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#29939: test_routerkeys: Coverity says, always check mkdir return values.
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 Reporter:  nickm         |          Owner:  (none)
     Type:  defect        |         Status:  needs_review
 Priority:  Medium        |      Milestone:  Tor: 0.4.1.x-final
Component:  Core Tor/Tor  |        Version:
 Severity:  Normal        |     Resolution:
 Keywords:                |  Actual Points:  0
Parent ID:                |         Points:  0
 Reviewer:                |        Sponsor:
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Changes (by nickm):

 * status:  new => needs_review
 * actualpoints:   => 0


Comment:

 Fix in branch `bug29939`; PR at https://github.com/torproject/tor/pull/864
 .

 I've also verified that we have no other unchecked calls to mkdir.

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/29939#comment:1>
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