D25006: Checking dpi value being empty is not enough

[Nathaniel Graham]

ngraham added a comment.


  Also this patch's title could use some changes. Please rewrite it in the form of a statement that explains the change or fix, not the problem.

REPOSITORY
  R123 SDDM Configuration Panel (KCM)

REVISION DETAIL
  https://phabricator.kde.org/D25006

To: gcraciunescu, filipf, #plasma, ngraham
Cc: ngraham, plasma-devel, LeGast00n, The-Feren-OS-Dev, jraleigh, fbampaloukas, GB_2, ragreen, ZrenBot, alexeymin, himcesjf, lesliezhai, ali-mohamed, jensreuterberg, abetts, sebas, apol, ahiemstra, mart
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