ineffectual assignment to isCanonical, delete it
ineffectual assignment to isCanonical, delete it

Signed-off-by: yupengzte <16d91f0a9b2036cd19f38119105ac5a2ff1b1af0@zte.com.cn>

tophj-ibm/moby,Mokolea/docker,liaoqingwei/docker,resin-io/docker,cyphar/docker,jimjag/docker,resin-io/docker,lixiaobing1/docker,dims/docker,imkin/moby,sdurrheimer/docker,mixja/docker,unclejack/docker,madhanrm/docker,johnstep/moby-moby,jwhonce/docker,paralin/docker,naveed-jamil-tenpearls/moby,flavio/docker,kolyshkin/moby,jwhonce/docker,tophj-ibm/docker,amatsus/docker,charleszheng44/moby,nawawi/docker,yasiramin10p/moby,tophj-ibm/moby,vdemeester/docker,x1022as/docker,tophj-ibm/moby,nalind/docker,sdurrheimer/docker,KingEmet/docker,srust/docker,YuPengZTE/docker,docker/docker,danyalKhaliq10p/moby,dims/docker,trebonian/docker,laijs/docker,ndeloof/docker,noironetworks/docker,thaJeztah/docker,raja-sami-10p/moby,konstruktoid/docker-1,mikebrow/docker,JMesser81/docker,ibuildthecloud/docker,duglin/docker,Ramzec/docker,tmp6154/docker,nalind/docker,yosifkit/docker,hqhq/moby,duglin/docker,moby/moby,unclejack/docker,cyphar/docker,kolyshkin/moby,cpuguy83/docker,thaJeztah/docker,johnstep/moby-moby,bearstech/moby,laijs/moby,shhsu/docker,dperny/docker,pradipd/moby,nawawi/docker,rhatdan/docker,Ramzec/docker,unclejack/docker,sterchelen/docker,pramodhkp/moby,trebonian/docker,allencloud/docker,fcrisciani/docker,ripcurld0/moby,allencloud/docker,paralin/docker,estesp/docker,jimjag/docker,ripcurld0/moby,Mokolea/docker,kojiromike/docker,shishir-a412ed/docker,cpuguy83/docker,gnailuy/docker,gnailuy/docker,maxamillion/docker,rancher/docker,bonczj/moby-json-file-logger,vdemeester/docker,crosbymichael/docker,justincormack/docker,estesp/docker,mixja/docker,JMesser81/docker,ibuildthecloud/docker,nalind/docker,sdurrheimer/docker,madhanrm/docker,moul/docker,mike1729/docker,POLJM242/docker,Ramzec/docker,konstruktoid/docker-upstream,mike1729/docker,jvanz/docker,kojiromike/docker,PatrickLang/moby,hqhq/moby,danyalKhaliq10p/moby,yummypeng/docker,pradipd/moby,flavio/docker,srust/docker,maxamillion/docker,AkihiroSuda/docker,AkihiroSuda/docker,tmp6154/docker,kojiromike/docker,trebonian/docker,mkumatag/docker,mixja/docker,whuwxl/docker,djs55/docker,prertik/docker,djs55/docker,yasiramin10p/moby,cyphar/docker,trebonian/docker,mahak/docker,ibuildthecloud/docker,djs55/docker,naveed-jamil-tenpearls/moby,cpuguy83/docker,flavio/docker,resin-io/docker,crosbymichael/docker,ibuildthecloud/docker,yongtang/docker,haveatry/docker,thaJeztah/docker,gnailuy/docker,dmcgowan/docker,pradipd/moby,KarthikNayak/docker,dmcgowan/docker,jvanz/docker,yongtang/docker,scotttlin/docker,moul/docker,yosifkit/docker,dims/docker,whuwxl/docker,jlhawn/docker,allencloud/docker,dccurtis/docker,yasiramin10p/moby,lixiaobing10051267/docker,liaoqingwei/docker,konstruktoid/docker-1,rremer/moby,jvanz/docker,moby/moby,KarthikNayak/docker,kolyshkin/moby,kolyshkin/docker,bonczj/moby-json-file-logger,fcrisciani/docker,rhatdan/docker,dsheets/moby,shhsu/docker,moby/moby,pramodhkp/moby,AkihiroSuda/docker,mkumatag/docker,SvenDowideit/docker,tklauser/docker,coreos/docker,johnstep/moby-moby,coreos/docker,coolljt0725/docker,cpuguy83/docker,moul/docker,coolljt0725/docker,miminar/docker,YuPengZTE/docker,bearstech/moby,ripcurld0/moby,liaoqingwei/docker,prertik/docker,jameszhan/docker,x1022as/docker,bonczj/moby-json-file-logger,haveatry/docker,coolljt0725/docker,AkihiroSuda/docker,jlhawn/docker,duglin/docker,Ramzec/docker,danyalKhaliq10p/moby,yongtang/docker,KarthikNayak/docker,jlhawn/docker,POLJM242/docker,bearstech/moby,yosifkit/docker,nawawi/docker,madhanrm/docker,justincormack/docker,gnailuy/docker,dccurtis/docker,tophj-ibm/docker,PatrickLang/moby,dsheets/moby,paralin/docker,YuPengZTE/docker,tklauser/docker,charleszheng44/moby,shishir-a412ed/docker,KingEmet/docker,mike1729/docker,laijs/docker,KingEmet/docker,nalind/docker,jwhonce/docker,mahak/docker,estesp/docker,konstruktoid/docker-upstream,konstruktoid/docker-upstream,jthelin/docker,raja-sami-10p/moby,bearstech/moby,moul/docker,laijs/docker,whuwxl/docker,jimjag/docker,noironetworks/docker,x1022as/docker,noironetworks/docker,shhsu/docker,yosifkit/docker,ndeloof/docker,PatrickLang/moby,nawawi/docker,sterchelen/docker,charleszheng44/moby,konstruktoid/docker-1,laijs/moby,konstruktoid/docker-upstream,yummypeng/docker,scotttlin/docker,sterchelen/docker,Mokolea/docker,mikebrow/docker,tklauser/docker,justincormack/docker,shishir-a412ed/docker,paralin/docker,crosbymichael/docker,pramodhkp/moby,rancher/docker,fcrisciani/docker,moby/moby,mahak/docker,SvenDowideit/docker,Mokolea/docker,amatsus/docker,maxamillion/docker,hqhq/moby,miminar/docker,tmp6154/docker,jthelin/docker,jameszhan/docker,naveed-jamil-tenpearls/moby,dmcgowan/docker,tophj-ibm/docker,rancher/docker,lixiaobing10051267/docker,srust/docker,mahak/docker,tonistiigi/docker,docker/docker,dperny/docker,tonistiigi/docker,lixiaobing1/docker,dsheets/moby,rremer/moby,kolyshkin/docker,jameszhan/docker,thaJeztah/docker,prertik/docker,lixiaobing10051267/docker,laijs/moby,scotttlin/docker,ibuildthecloud/docker,tonistiigi/docker,yummypeng/docker,flavio/docker,lixiaobing1/docker,haveatry/docker,jimjag/docker,imkin/moby,amatsus/docker,ndeloof/docker,docker/docker,rhatdan/docker,dccurtis/docker,vdemeester/docker,imkin/moby,raja-sami-10p/moby,coreos/docker,SvenDowideit/docker,rremer/moby,mkumatag/docker,JMesser81/docker,miminar/docker,mikebrow/docker,dperny/docker