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Don't try to return an element from an empty set

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This commit is contained in:
Bastien Dejean
2016-11-17 14:12:31 +01:00
parent b3d58fba00
commit fe738ef101
1 changed files with 3 additions and 0 deletions
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3
frontend/ui/screensaver.lua
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@@ -57,6 +57,9 @@ local function getRandomImage(dir)
end
end
end
if i == 0 then
return nil
end
return createWidgetFromFile(dir .. pics[math.random(i)])
end