ncd: fix warning
ncd: fix warning


chrisballinger/badvpn,PowerOlive/badvpn,LazyZhu/badvpn,binondord/badvpn,tempbottle/badvpn,tempbottle/badvpn,PowerOlive/badvpn,binondord/badvpn,Git-Host/badvpn,chrisballinger/badvpn,Git-Host/badvpn,tempbottle/badvpn,chrisballinger/badvpn,tempbottle/badvpn,linfengfeiye/badvpn,LazyZhu/badvpn,PowerOlive/badvpn,linfengfeiye/badvpn,linfengfeiye/badvpn,Git-Host/badvpn,tempbottle/badvpn,Git-Host/badvpn,LazyZhu/badvpn,binondord/badvpn,binondord/badvpn,binondord/badvpn,Git-Host/badvpn,linfengfeiye/badvpn,LazyZhu/badvpn,chrisballinger/badvpn,PowerOlive/badvpn,linfengfeiye/badvpn,PowerOlive/badvpn,LazyZhu/badvpn