Remove unused variable
Remove unused variable

Signed-off-by: yuexiao-wang <cb85382fcdcd61052c05cab964e91e5c6acdef6c@zte.com.cn>

lixiaobing10051267/docker,yongtang/docker,flavio/docker,diogomonica/docker,yongtang/docker,yummypeng/docker,crosbymichael/docker,jameszhan/docker,gnailuy/docker,gnailuy/docker,imkin/moby,ibuildthecloud/docker,konstruktoid/docker-upstream,flavio/docker,jlhawn/docker,sarnautov/moby,konstruktoid/docker-1,nalind/docker,xuxinkun/docker,catinthesky/docker,srust/docker,vdemeester/docker,x1022as/docker,erikstmartin/docker,charleszheng44/moby,kolyshkin/docker,HideoYamauchi/docker,laijs/moby,cyphar/docker,coolljt0725/docker,KingEmet/docker,JMesser81/docker,scotttlin/docker,noironetworks/docker,pradipd/moby,yosifkit/docker,jwhonce/docker,tonistiigi/docker,PatrickLang/moby,konstruktoid/docker-upstream,cpuguy83/docker,KarthikNayak/docker,liaoqingwei/docker,ripcurld0/moby,dgageot/docker,qudongfang/docker,amatsus/docker,imkin/moby,kojiromike/docker,coreos/docker,thtanaka/docker,KarthikNayak/docker,JMesser81/docker,jameszhan/docker,dsheets/moby,catinthesky/docker,kojiromike/docker,hqhq/moby,xuxinkun/docker,kolyshkin/moby,mikebrow/docker,kencochrane/docker,mike1729/docker,ffoysal/docker,raja-sami-10p/moby,raja-sami-10p/moby,flavio/docker,jimjag/docker,miminar/docker,darrenstahlmsft/moby,raja-sami-10p/moby,gschaetz/moby,djs55/docker,resin-io/docker,scotttlin/docker,fcrisciani/docker,ibuildthecloud/docker,dperny/docker,ibuildthecloud/docker,Syntaxide/docker,alfred-landrum/docker,haveatry/docker,Mokolea/docker,lixiaobing1/docker,nalind/docker,laijs/docker,dmcgowan/docker,Ramzec/docker,sdurrheimer/docker,rremer/moby,bearstech/moby,justincormack/docker,laijs/docker,duglin/docker,SvenDowideit/docker,AkihiroSuda/docker,pradipd/moby,mike1729/docker,haveatry/docker,moul/docker,dccurtis/docker,bearstech/moby,alfred-landrum/docker,paralin/docker,thaJeztah/docker,jthelin/docker,michael-holzheu/docker,mtesselH/docker,tonistiigi/docker,mikedougherty/docker,kojiromike/docker,moby/moby,thaJeztah/docker,nawawi/docker,dims/docker,shishir-a412ed/docker,catinthesky/docker,nalind/docker,yasiramin10p/moby,prertik/docker,lixiaobing10051267/docker,tophj-ibm/moby,ColinHebert/docker,justincormack/docker,erikh/docker,Mokolea/docker,jlhawn/docker,rhatdan/docker,duglin/docker,Syntaxide/docker,mixja/docker,paralin/docker,nawawi/docker,x1022as/docker,mahak/docker,dsheets/moby,tonistiigi/docker,ripcurld0/moby,jimjag/docker,naveed-jamil-tenpearls/moby,Syntaxide/docker,bearstech/moby,dgageot/docker,moypray/docker,crosbymichael/docker,moul/docker,resin-io/docker,prertik/docker,johnstep/moby-moby,YuPengZTE/docker,sarnautov/moby,cpuguy83/docker,allencloud/docker,mtesselH/docker,KingEmet/docker,q384566678/docker,amatsus/docker,Ramzec/docker,miminar/docker,moypray/docker,kolyshkin/docker,x1022as/docker,jimjag/docker,allencloud/docker,rremer/moby,shishir-a412ed/docker,mikebrow/docker,thtanaka/docker,rancher/docker,konstruktoid/docker-upstream,shhsu/docker,coolljt0725/docker,dims/docker,xuxinkun/docker,nawawi/docker,dims/docker,ffoysal/docker,cpuguy83/docker,danyalKhaliq10p/moby,jameszhan/docker,yummypeng/docker,bonczj/moby-json-file-logger,konstruktoid/docker-1,KingEmet/docker,Mokolea/docker,nawawi/docker,ColinHebert/docker,yasiramin10p/moby,shishir-a412ed/docker,johnstep/moby-moby,dccurtis/docker,paralin/docker,djs55/docker,kolyshkin/moby,erikstmartin/docker,jthelin/docker,lixiaobing1/docker,SvenDowideit/docker,yongtang/docker,moul/docker,rhatdan/docker,PatrickLang/moby,ndeloof/docker,akira-baruah/docker,jlhawn/docker,madhanrm/docker,rremer/moby,qudongfang/docker,moby/moby,yummypeng/docker,pradipd/moby,AkihiroSuda/docker,madhanrm/docker,thaJeztah/docker,sarnautov/moby,jvanz/docker,naveed-jamil-tenpearls/moby,kolyshkin/moby,dsheets/moby,q384566678/docker,tophj-ibm/moby,hqhq/moby,shhsu/docker,mstanleyjones/docker,imkin/moby,hqhq/moby,michael-holzheu/docker,ColinHebert/docker,kencochrane/docker,mstanleyjones/docker,q384566678/docker,thaJeztah/docker,ripcurld0/moby,KarthikNayak/docker,docker/docker,darrenstahlmsft/docker,danyalKhaliq10p/moby,flavio/docker,dperny/docker,tianon/docker,mikedougherty/docker,tophj-ibm/docker,yosifkit/docker,HideoYamauchi/docker,tmp6154/docker,rhatdan/docker,johnstep/moby-moby,moul/docker,ndeloof/docker,coreos/docker,maxamillion/docker,pramodhkp/moby,bonczj/moby-json-file-logger,allencloud/docker,POLJM242/docker,trebonian/docker,laijs/docker,laijs/moby,crosbymichael/docker,diogomonica/docker,madhanrm/docker,scotttlin/docker,POLJM242/docker,rancher/docker,maxamillion/docker,mikedougherty/docker,rancher/docker,sterchelen/docker,YuPengZTE/docker,pramodhkp/moby,naveed-jamil-tenpearls/moby,justincormack/docker,jvanz/docker,jwhonce/docker,whuwxl/docker,danyalKhaliq10p/moby,PatrickLang/moby,ndeloof/docker,vdemeester/docker,mixja/docker,djs55/docker,mahak/docker,shhsu/docker,duglin/docker,unclejack/docker,HideoYamauchi/docker,srust/docker,dgageot/docker,mkumatag/docker,sdurrheimer/docker,tophj-ibm/docker,moypray/docker,fcrisciani/docker,sterchelen/docker,trebonian/docker,unclejack/docker,haveatry/docker,sterchelen/docker,darrenstahlmsft/moby,gschaetz/moby,thtanaka/docker,ibuildthecloud/docker,mkumatag/docker,dperny/docker,mahak/docker,AkihiroSuda/docker,estesp/docker,coreos/docker,tklauser/docker,mike1729/docker,pramodhkp/moby,noironetworks/docker,kencochrane/docker,tianon/docker,akira-baruah/docker,darrenstahlmsft/docker,Mokolea/docker,yasiramin10p/moby,mixja/docker,trebonian/docker,gnailuy/docker,tklauser/docker,Ramzec/docker,tophj-ibm/docker,nalind/docker,cyphar/docker,resin-io/docker,gjaskiewicz/moby,tklauser/docker,gjaskiewicz/moby,tmp6154/docker,vdemeester/docker,miminar/docker,moby/moby,amatsus/docker,whuwxl/docker,docker/docker,cpuguy83/docker,noironetworks/docker,JMesser81/docker,AkihiroSuda/docker,paralin/docker,jwhonce/docker,ffoysal/docker,sdurrheimer/docker,konstruktoid/docker-1,laijs/moby,gjaskiewicz/moby,maxamillion/docker,qudongfang/docker,fcrisciani/docker,erikh/docker,charleszheng44/moby,estesp/docker,mstanleyjones/docker,Ramzec/docker,liaoqingwei/docker,darrenstahlmsft/docker,erikstmartin/docker,cyphar/docker,whuwxl/docker,docker/docker,dmcgowan/docker,trebonian/docker,yosifkit/docker,charleszheng44/moby,bearstech/moby,unclejack/docker,mtesselH/docker,liaoqingwei/docker,prertik/docker,gnailuy/docker,jimjag/docker,YuPengZTE/docker,diogomonica/docker,michael-holzheu/docker,ibuildthecloud/docker,erikh/docker,tophj-ibm/moby,lixiaobing1/docker,SvenDowideit/docker,moby/moby,konstruktoid/docker-upstream,mikebrow/docker,coolljt0725/docker,lixiaobing10051267/docker,gschaetz/moby,jvanz/docker,darrenstahlmsft/moby,mkumatag/docker,srust/docker,alfred-landrum/docker,tmp6154/docker,estesp/docker,yosifkit/docker,mahak/docker,dmcgowan/docker,bonczj/moby-json-file-logger,dccurtis/docker