D12354: Fix segfault in key settings menu when worksheet not open

[Nikita Sirgienko]

sirgienko created this revision.
sirgienko added reviewers: Cantor, asemke.
sirgienko added a project: Cantor.
Restricted Application added a subscriber: KDE Edu.
Restricted Application added a project: KDE Edu.
sirgienko requested review of this revision.

TEST PLAN
  1. Start cantor
  2. Close backends menu
  3. Open 'Setting->Key Settings'
  4. Check, what segfault happends
  5. Apply patch
  6. Check, what now all works fine

REPOSITORY
  R55 Cantor

BRANCH
  fix-segfault-in-key-settings

REVISION DETAIL
  https://phabricator.kde.org/D12354

AFFECTED FILES
  src/cantor.cpp

To: sirgienko, #cantor, asemke
Cc: #cantor, #kde_edu, narvaez, apol
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