D27433: Check activeModule before using it

[Kevin Ottens]

ervin accepted this revision.

REPOSITORY
  R295 KCMUtils

REVISION DETAIL
  https://phabricator.kde.org/D27433

To: wbauer, #frameworks, davidedmundson, ervin
Cc: kde-frameworks-devel, LeGast00n, cblack, GB_2, michaelh, ngraham, bruns