fix golint errors
fix golint errors

Signed-off-by: Jake Sanders <d7c79a945d71c8c27d84b007687c1a4cfff8858e@google.com>

Ramzec/docker,jameszhan/docker,kojiromike/docker,mahak/docker,Mokolea/docker,scotttlin/docker,crosbymichael/docker,laijs/docker,ibuildthecloud/docker,tonistiigi/docker,nawawi/docker,jwhonce/docker,mahak/docker,moul/docker,AkihiroSuda/docker,jameszhan/docker,bearstech/moby,mikebrow/docker,paralin/docker,thaJeztah/docker,tophj-ibm/docker,yosifkit/docker,rancher/docker,trebonian/docker,jvanz/docker,djs55/docker,rancher/docker,noironetworks/docker,scotttlin/docker,yongtang/docker,trebonian/docker,vdemeester/docker,whuwxl/docker,konstruktoid/docker-upstream,YuPengZTE/docker,rhatdan/docker,moul/docker,dmcgowan/docker,allencloud/docker,tmp6154/docker,mahak/docker,dmcgowan/docker,justincormack/docker,gnailuy/docker,moby/moby,jwhonce/docker,tophj-ibm/moby,dccurtis/docker,kolyshkin/moby,KarthikNayak/docker,crosbymichael/docker,pradipd/moby,gnailuy/docker,jimjag/docker,shishir-a412ed/docker,cpuguy83/docker,ripcurld0/moby,flavio/docker,tophj-ibm/docker,konstruktoid/docker-upstream,mikebrow/docker,yosifkit/docker,nalind/docker,justincormack/docker,tophj-ibm/docker,djs55/docker,kolyshkin/moby,docker/docker,thaJeztah/docker,dims/docker,SvenDowideit/docker,nalind/docker,Mokolea/docker,AkihiroSuda/docker,jvanz/docker,scotttlin/docker,djs55/docker,rhatdan/docker,Ramzec/docker,paralin/docker,kojiromike/docker,x1022as/docker,maxamillion/docker,jimjag/docker,Mokolea/docker,noironetworks/docker,pradipd/moby,moby/moby,noironetworks/docker,ibuildthecloud/docker,SvenDowideit/docker,kolyshkin/docker,laijs/docker,kolyshkin/moby,jlhawn/docker,vdemeester/docker,dccurtis/docker,johnstep/moby-moby,moul/docker,vdemeester/docker,AkihiroSuda/docker,srust/docker,trebonian/docker,laijs/moby,docker/docker,flavio/docker,ibuildthecloud/docker,unclejack/docker,rremer/moby,yosifkit/docker,jwhonce/docker,mixja/docker,whuwxl/docker,allencloud/docker,cpuguy83/docker,ripcurld0/moby,tophj-ibm/moby,konstruktoid/docker-upstream,jthelin/docker,nawawi/docker,mikebrow/docker,jvanz/docker,Mokolea/docker,nawawi/docker,kolyshkin/docker,duglin/docker,shishir-a412ed/docker,unclejack/docker,SvenDowideit/docker,estesp/docker,mixja/docker,tmp6154/docker,srust/docker,kojiromike/docker,ripcurld0/moby,cpuguy83/docker,shishir-a412ed/docker,jlhawn/docker,Ramzec/docker,thaJeztah/docker,thaJeztah/docker,tmp6154/docker,moby/moby,AkihiroSuda/docker,crosbymichael/docker,dims/docker,duglin/docker,yongtang/docker,KingEmet/docker,moul/docker,rhatdan/docker,dccurtis/docker,srust/docker,konstruktoid/docker-1,mixja/docker,flavio/docker,whuwxl/docker,YuPengZTE/docker,KingEmet/docker,konstruktoid/docker-1,paralin/docker,x1022as/docker,tonistiigi/docker,flavio/docker,jthelin/docker,laijs/moby,johnstep/moby-moby,unclejack/docker,trebonian/docker,cpuguy83/docker,dims/docker,jlhawn/docker,x1022as/docker,tophj-ibm/moby,konstruktoid/docker-upstream,moby/moby,YuPengZTE/docker,allencloud/docker,jimjag/docker,Ramzec/docker,nawawi/docker,KarthikNayak/docker,docker/docker,konstruktoid/docker-1,bearstech/moby,yosifkit/docker,maxamillion/docker,jameszhan/docker,estesp/docker,bearstech/moby,yongtang/docker,pradipd/moby,rremer/moby,gnailuy/docker,tonistiigi/docker,rremer/moby,bearstech/moby,paralin/docker,jimjag/docker,maxamillion/docker,justincormack/docker,rancher/docker,nalind/docker,ibuildthecloud/docker,gnailuy/docker,KarthikNayak/docker,KingEmet/docker,laijs/moby,estesp/docker,mahak/docker,johnstep/moby-moby,duglin/docker,ibuildthecloud/docker,nalind/docker,laijs/docker,dmcgowan/docker