D5671: Fix segfault when attempting to generate or enter in an invalid game variant.

[Luigi Toscano]

ltoscano accepted this revision.
ltoscano added a comment.
This revision is now accepted and ready to land.


  The real test could be probably a unit test :)
  It is true that many others are missing too (there are 0 tests now). If you feel about trying writing one, you are welcome.
  
  In the meantime, the change looks definitely correct.

REPOSITORY
  R417 KSudoku

BRANCH
  t5981-invalid-game-variant-segfault

REVISION DETAIL
  https://phabricator.kde.org/D5671

To: ouwerkerk, #kde_games, ltoscano
Cc: ltoscano, #kde_games
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