D11825: Fix unitialized value warning, nullptr access

[Michael Heidelbach]

michaelh accepted this revision.
This revision is now accepted and ready to land.

REPOSITORY
  R293 Baloo

BRANCH
  fix_warnings

REVISION DETAIL
  https://phabricator.kde.org/D11825

To: bruns, michaelh, #baloo
Cc: #frameworks, ashaposhnikov, michaelh, astippich, spoorun, ngraham, alexeymin
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