Another possible NULL pointer fix.
Another possible NULL pointer fix.

eigengrau/rofi,jreinert/rofi,ThomasAdam/rofi,daemonl/rofi,carnager/rofi,ThomasAdam/rofi,jreinert/rofi,stettberger/rofi,jubalh/rofi,stettberger/rofi,t-wissmann/rofi,daemonl/rofi,jubalh/rofi,eigengrau/rofi,t-wissmann/rofi,carnager/rofi,carnager/rofi