fix: check nil argument in blitFullFrom method

12 years ago · 6e72569ce2
parent 8cdcca148b
commit 6e72569ce2
1 changed files with 5 additions and 1 deletions
--- a/screen.lua
+++ b/screen.lua
@ -100,5 +100,9 @@ function Screen:getCurrentScreenBB()
 end

 function Screen:restoreFromBB(bb)
-	fb.bb:blitFullFrom(bb)
+	if bb then
+		fb.bb:blitFullFrom(bb)
+	else
+		debug("Got nil bb in restoreFromSavedBB!")
+	end
 end