applications/luci-splash: Fix a crash when removing whitelisted clients which could caused deadlocks
applications/luci-splash: Fix a crash when removing whitelisted clients which could caused deadlocks

jlopenwrtluci/luci,bittorf/luci,wongsyrone/luci-1,tobiaswaldvogel/luci,slayerrensky/luci,nmav/luci,teslamint/luci,chris5560/openwrt-luci,aa65535/luci,schidler/ionic-luci,jlopenwrtluci/luci,Sakura-Winkey/LuCI,db260179/openwrt-bpi-r1-luci,ff94315/luci-1,LuttyYang/luci,lcf258/openwrtcn,urueedi/luci,cappiewu/luci,maxrio/luci981213,maxrio/luci981213,david-xiao/luci,oyido/luci,chris5560/openwrt-luci,cshore/luci,artynet/luci,shangjiyu/luci-with-extra,Wedmer/luci,oneru/luci,palmettos/cnLuCI,zhaoxx063/luci,opentechinstitute/luci,oneru/luci,openwrt-es/openwrt-luci,slayerrensky/luci,cshore-firmware/openwrt-luci,zhaoxx063/luci,fkooman/luci,kuoruan/lede-luci,chris5560/openwrt-luci,rogerpueyo/luci,male-puppies/luci,bittorf/luci,NeoRaider/luci,sujeet14108/luci,rogerpueyo/luci,tobiaswaldvogel/luci,artynet/luci,slayerrensky/luci,aircross/OpenWrt-Firefly-LuCI,david-xiao/luci,RedSnake64/openwrt-luci-packages,jchuang1977/luci-1,palmettos/cnLuCI,nmav/luci,nwf/openwrt-luci,mumuqz/luci,opentechinstitute/luci,obsy/luci,LazyZhu/openwrt-luci-trunk-mod,Sakura-Winkey/LuCI,openwrt-es/openwrt-luci,jorgifumi/luci,palmettos/test,fkooman/luci,NeoRaider/luci,obsy/luci,marcel-sch/luci,forward619/luci,palmettos/cnLuCI,david-xiao/luci,981213/luci-1,hnyman/luci,wongsyrone/luci-1,thess/OpenWrt-luci,male-puppies/luci,thess/OpenWrt-luci,mumuqz/luci,Hostle/openwrt-luci-multi-user,openwrt-es/openwrt-luci,Hostle/luci,mumuqz/luci,artynet/luci,mumuqz/luci,RuiChen1113/luci,sujeet14108/luci,taiha/luci,lbthomsen/openwrt-luci,Noltari/luci,deepak78/new-luci,NeoRaider/luci,openwrt-es/openwrt-luci,male-puppies/luci,RuiChen1113/luci,hnyman/luci,Hostle/openwrt-luci-multi-user,Kyklas/luci-proto-hso,shangjiyu/luci-with-extra,cshore/luci,Hostle/openwrt-luci-multi-user,ollie27/openwrt_luci,marcel-sch/luci,dismantl/luci-0.12,teslamint/luci,Noltari/luci,male-puppies/luci,urueedi/luci,palmettos/test,wongsyrone/luci-1,harveyhu2012/luci,nwf/openwrt-luci,joaofvieira/luci,zhaoxx063/luci,LazyZhu/openwrt-luci-trunk-mod,mumuqz/luci,lbthomsen/openwrt-luci,ollie27/openwrt_luci,teslamint/luci,teslamint/luci,jchuang1977/luci-1,MinFu/luci,teslamint/luci,sujeet14108/luci,teslamint/luci,openwrt/luci,kuoruan/lede-luci,rogerpueyo/luci,981213/luci-1,rogerpueyo/luci,NeoRaider/luci,thesabbir/luci,artynet/luci,artynet/luci,wongsyrone/luci-1,kuoruan/luci,deepak78/new-luci,LuttyYang/luci,RedSnake64/openwrt-luci-packages,Sakura-Winkey/LuCI,sujeet14108/luci,oyido/luci,artynet/luci,tcatm/luci,oneru/luci,cshore-firmware/openwrt-luci,jorgifumi/luci,kuoruan/lede-luci,david-xiao/luci,david-xiao/luci,nmav/luci,urueedi/luci,dismantl/luci-0.12,bright-things/ionic-luci,cappiewu/luci,thesabbir/luci,Hostle/luci,thesabbir/luci,MinFu/luci,kuoruan/lede-luci,NeoRaider/luci,schidler/ionic-luci,florian-shellfire/luci,cshore/luci,kuoruan/lede-luci,deepak78/new-luci,remakeelectric/luci,daofeng2015/luci,mumuqz/luci,Noltari/luci,cshore-firmware/openwrt-luci,aa65535/luci,florian-shellfire/luci,LuttyYang/luci,NeoRaider/luci,forward619/luci,maxrio/luci981213,tcatm/luci,openwrt-es/openwrt-luci,Noltari/luci,obsy/luci,cappiewu/luci,rogerpueyo/luci,oneru/luci,sujeet14108/luci,palmettos/test,kuoruan/luci,oyido/luci,Hostle/luci,Hostle/openwrt-luci-multi-user,dismantl/luci-0.12,bright-things/ionic-luci,981213/luci-1,kuoruan/luci,thesabbir/luci,keyidadi/luci,daofeng2015/luci,bittorf/luci,lcf258/openwrtcn,oneru/luci,teslamint/luci,lbthomsen/openwrt-luci,Sakura-Winkey/LuCI,dwmw2/luci,daofeng2015/luci,artynet/luci,shangjiyu/luci-with-extra,thess/OpenWrt-luci,openwrt-es/openwrt-luci,tobiaswaldvogel/luci,urueedi/luci,shangjiyu/luci-with-extra,981213/luci-1,LuttyYang/luci,Noltari/luci,daofeng2015/luci,deepak78/new-luci,RedSnake64/openwrt-luci-packages,forward619/luci,kuoruan/luci,aa65535/luci,ReclaimYourPrivacy/cloak-luci,jchuang1977/luci-1,RuiChen1113/luci,oneru/luci,NeoRaider/luci,david-xiao/luci,bittorf/luci,LazyZhu/openwrt-luci-trunk-mod,Wedmer/luci,taiha/luci,aircross/OpenWrt-Firefly-LuCI,tcatm/luci,Wedmer/luci,thess/OpenWrt-luci,lcf258/openwrtcn,wongsyrone/luci-1,jchuang1977/luci-1,opentechinstitute/luci,cshore-firmware/openwrt-luci,palmettos/test,jorgifumi/luci,schidler/ionic-luci,keyidadi/luci,nwf/openwrt-luci,aircross/OpenWrt-Firefly-LuCI,lbthomsen/openwrt-luci,keyidadi/luci,harveyhu2012/luci,Noltari/luci,artynet/luci,bright-things/ionic-luci,Wedmer/luci,ff94315/luci-1,cappiewu/luci,dismantl/luci-0.12,kuoruan/luci,aircross/OpenWrt-Firefly-LuCI,zhaoxx063/luci,MinFu/luci,ReclaimYourPrivacy/cloak-luci,joaofvieira/luci,cappiewu/luci,dwmw2/luci,male-puppies/luci,nwf/openwrt-luci,LuttyYang/luci,jchuang1977/luci-1,jorgifumi/luci,dwmw2/luci,RedSnake64/openwrt-luci-packages,david-xiao/luci,RedSnake64/openwrt-luci-packages,aa65535/luci,tobiaswaldvogel/luci,981213/luci-1,maxrio/luci981213,schidler/ionic-luci,thesabbir/luci,lbthomsen/openwrt-luci,zhaoxx063/luci,obsy/luci,palmettos/cnLuCI,chris5560/openwrt-luci,openwrt-es/openwrt-luci,lcf258/openwrtcn,oneru/luci,Kyklas/luci-proto-hso,thess/OpenWrt-luci,rogerpueyo/luci,Hostle/openwrt-luci-multi-user,openwrt/luci,chris5560/openwrt-luci,Noltari/luci,nwf/openwrt-luci,oyido/luci,ollie27/openwrt_luci,urueedi/luci,urueedi/luci,Sakura-Winkey/LuCI,cshore/luci,openwrt/luci,wongsyrone/luci-1,mumuqz/luci,Hostle/luci,keyidadi/luci,openwrt/luci,opentechinstitute/luci,schidler/ionic-luci,ff94315/luci-1,aa65535/luci,male-puppies/luci,ReclaimYourPrivacy/cloak-luci,deepak78/new-luci,ff94315/luci-1,taiha/luci,kuoruan/lede-luci,joaofvieira/luci,taiha/luci,ff94315/luci-1,Hostle/luci,aircross/OpenWrt-Firefly-LuCI,nmav/luci,LuttyYang/luci,openwrt/luci,keyidadi/luci,ollie27/openwrt_luci,teslamint/luci,obsy/luci,oyido/luci,ff94315/luci-1,nwf/openwrt-luci,cshore-firmware/openwrt-luci,nmav/luci,maxrio/luci981213,marcel-sch/luci,palmettos/cnLuCI,harveyhu2012/luci,dwmw2/luci,ollie27/openwrt_luci,fkooman/luci,male-puppies/luci,ReclaimYourPrivacy/cloak-luci,opentechinstitute/luci,aircross/OpenWrt-Firefly-LuCI,tobiaswaldvogel/luci,shangjiyu/luci-with-extra,Wedmer/luci,981213/luci-1,thesabbir/luci,nwf/openwrt-luci,Hostle/openwrt-luci-multi-user,bittorf/luci,daofeng2015/luci,lcf258/openwrtcn,nwf/openwrt-luci,rogerpueyo/luci,forward619/luci,forward619/luci,kuoruan/lede-luci,dwmw2/luci,cshore-firmware/openwrt-luci,aa65535/luci,joaofvieira/luci,florian-shellfire/luci,florian-shellfire/luci,zhaoxx063/luci,obsy/luci,shangjiyu/luci-with-extra,ReclaimYourPrivacy/cloak-luci,db260179/openwrt-bpi-r1-luci,bittorf/luci,zhaoxx063/luci,oyido/luci,fkooman/luci,jchuang1977/luci-1,remakeelectric/luci,bright-things/ionic-luci,nmav/luci,deepak78/new-luci,urueedi/luci,ff94315/luci-1,cappiewu/luci,forward619/luci,maxrio/luci981213,kuoruan/lede-luci,daofeng2015/luci,ReclaimYourPrivacy/cloak-luci,Sakura-Winkey/LuCI,mumuqz/luci,florian-shellfire/luci,RuiChen1113/luci,RuiChen1113/luci,cshore/luci,db260179/openwrt-bpi-r1-luci,harveyhu2012/luci,fkooman/luci,oyido/luci,male-puppies/luci,marcel-sch/luci,forward619/luci,florian-shellfire/luci,palmettos/cnLuCI,lcf258/openwrtcn,keyidadi/luci,Noltari/luci,marcel-sch/luci,tcatm/luci,daofeng2015/luci,slayerrensky/luci,Kyklas/luci-proto-hso,jlopenwrtluci/luci,remakeelectric/luci,openwrt-es/openwrt-luci,ff94315/luci-1,joaofvieira/luci,lcf258/openwrtcn,jorgifumi/luci,oneru/luci,keyidadi/luci,dwmw2/luci,remakeelectric/luci,LazyZhu/openwrt-luci-trunk-mod,joaofvieira/luci,lbthomsen/openwrt-luci,marcel-sch/luci,shangjiyu/luci-with-extra,schidler/ionic-luci,maxrio/luci981213,fkooman/luci,Hostle/openwrt-luci-multi-user,sujeet14108/luci,cshore/luci,bright-things/ionic-luci,bright-things/ionic-luci,RuiChen1113/luci,thesabbir/luci,slayerrensky/luci,MinFu/luci,thesabbir/luci,MinFu/luci,shangjiyu/luci-with-extra,harveyhu2012/luci,oyido/luci,chris5560/openwrt-luci,obsy/luci,daofeng2015/luci,jchuang1977/luci-1,artynet/luci,palmettos/test,Kyklas/luci-proto-hso,MinFu/luci,Hostle/openwrt-luci-multi-user,LazyZhu/openwrt-luci-trunk-mod,joaofvieira/luci,thess/OpenWrt-luci,taiha/luci,ReclaimYourPrivacy/cloak-luci,tcatm/luci,thess/OpenWrt-luci,db260179/openwrt-bpi-r1-luci,slayerrensky/luci,hnyman/luci,jorgifumi/luci,RuiChen1113/luci,lbthomsen/openwrt-luci,openwrt/luci,hnyman/luci,sujeet14108/luci,dismantl/luci-0.12,cshore-firmware/openwrt-luci,hnyman/luci,chris5560/openwrt-luci,db260179/openwrt-bpi-r1-luci,jlopenwrtluci/luci,bright-things/ionic-luci,hnyman/luci,chris5560/openwrt-luci,lcf258/openwrtcn,urueedi/luci,zhaoxx063/luci,RedSnake64/openwrt-luci-packages,remakeelectric/luci,tobiaswaldvogel/luci,LuttyYang/luci,MinFu/luci,jlopenwrtluci/luci,jorgifumi/luci,Sakura-Winkey/LuCI,keyidadi/luci,schidler/ionic-luci,wongsyrone/luci-1,cshore-firmware/openwrt-luci,jlopenwrtluci/luci,fkooman/luci,lcf258/openwrtcn,Hostle/luci,LazyZhu/openwrt-luci-trunk-mod,aircross/OpenWrt-Firefly-LuCI,dismantl/luci-0.12,palmettos/test,sujeet14108/luci,harveyhu2012/luci,bittorf/luci,tobiaswaldvogel/luci,aa65535/luci,deepak78/new-luci,marcel-sch/luci,Hostle/luci,david-xiao/luci,ollie27/openwrt_luci,slayerrensky/luci,LazyZhu/openwrt-luci-trunk-mod,openwrt/luci,opentechinstitute/luci,fkooman/luci,RedSnake64/openwrt-luci-packages,nmav/luci,rogerpueyo/luci,taiha/luci,palmettos/cnLuCI,remakeelectric/luci,kuoruan/luci,Kyklas/luci-proto-hso,cappiewu/luci,bright-things/ionic-luci,remakeelectric/luci,ollie27/openwrt_luci,Wedmer/luci,Kyklas/luci-proto-hso,cshore/luci,forward619/luci,opentechinstitute/luci,dismantl/luci-0.12,981213/luci-1,db260179/openwrt-bpi-r1-luci,palmettos/test,jlopenwrtluci/luci,tobiaswaldvogel/luci,taiha/luci,remakeelectric/luci,Kyklas/luci-proto-hso,palmettos/cnLuCI,db260179/openwrt-bpi-r1-luci,NeoRaider/luci,jchuang1977/luci-1,maxrio/luci981213,deepak78/new-luci,cappiewu/luci,hnyman/luci,ReclaimYourPrivacy/cloak-luci,palmettos/test,florian-shellfire/luci,LazyZhu/openwrt-luci-trunk-mod,ollie27/openwrt_luci,Hostle/luci,tcatm/luci,schidler/ionic-luci,obsy/luci,wongsyrone/luci-1,joaofvieira/luci,db260179/openwrt-bpi-r1-luci,lbthomsen/openwrt-luci,jorgifumi/luci,RuiChen1113/luci,opentechinstitute/luci,Sakura-Winkey/LuCI,aa65535/luci,kuoruan/luci,Wedmer/luci,marcel-sch/luci,tcatm/luci,Wedmer/luci,Noltari/luci,harveyhu2012/luci,taiha/luci,dwmw2/luci,slayerrensky/luci,thess/OpenWrt-luci,dwmw2/luci,bittorf/luci,tcatm/luci,kuoruan/luci,jlopenwrtluci/luci,MinFu/luci,nmav/luci,openwrt/luci,hnyman/luci,LuttyYang/luci,florian-shellfire/luci,lcf258/openwrtcn,nmav/luci,cshore/luci