Fix a small issue discovered by Faux Pas (free(NULL) is a no-op)
Fix a small issue discovered by Faux Pas (free(NULL) is a no-op)

cmsj/hammerspoon,Habbie/hammerspoon,chrisjbray/hammerspoon,wvierber/hammerspoon,latenitefilms/hammerspoon,bradparks/hammerspoon,Hammerspoon/hammerspoon,chrisjbray/hammerspoon,latenitefilms/hammerspoon,heptal/hammerspoon,wvierber/hammerspoon,knu/hammerspoon,junkblocker/hammerspoon,chrisjbray/hammerspoon,Hammerspoon/hammerspoon,kkamdooong/hammerspoon,wvierber/hammerspoon,bradparks/hammerspoon,Habbie/hammerspoon,latenitefilms/hammerspoon,asmagill/hammerspoon,junkblocker/hammerspoon,CommandPost/CommandPost-App,junkblocker/hammerspoon,asmagill/hammerspoon,Habbie/hammerspoon,cmsj/hammerspoon,Habbie/hammerspoon,asmagill/hammerspoon,lowne/hammerspoon,bradparks/hammerspoon,knu/hammerspoon,Hammerspoon/hammerspoon,wvierber/hammerspoon,CommandPost/CommandPost-App,heptal/hammerspoon,Hammerspoon/hammerspoon,zzamboni/hammerspoon,knu/hammerspoon,zzamboni/hammerspoon,zzamboni/hammerspoon,CommandPost/CommandPost-App,chrisjbray/hammerspoon,bradparks/hammerspoon,kkamdooong/hammerspoon,zzamboni/hammerspoon,CommandPost/CommandPost-App,asmagill/hammerspoon,knu/hammerspoon,latenitefilms/hammerspoon,cmsj/hammerspoon,Hammerspoon/hammerspoon,lowne/hammerspoon,CommandPost/CommandPost-App,bradparks/hammerspoon,CommandPost/CommandPost-App,kkamdooong/hammerspoon,wvierber/hammerspoon,Habbie/hammerspoon,kkamdooong/hammerspoon,heptal/hammerspoon,Habbie/hammerspoon,zzamboni/hammerspoon,lowne/hammerspoon,heptal/hammerspoon,junkblocker/hammerspoon,chrisjbray/hammerspoon,cmsj/hammerspoon,knu/hammerspoon,knu/hammerspoon,cmsj/hammerspoon,chrisjbray/hammerspoon,lowne/hammerspoon,latenitefilms/hammerspoon,zzamboni/hammerspoon,junkblocker/hammerspoon,asmagill/hammerspoon,heptal/hammerspoon,lowne/hammerspoon,latenitefilms/hammerspoon,Hammerspoon/hammerspoon,cmsj/hammerspoon,kkamdooong/hammerspoon,asmagill/hammerspoon