fix potential goroutine leak by making channel non-blocking Signed-off-by: Shihao Xia <charlesxsh@hotmail.com>
fix potential goroutine leak by making channel non-blocking
Signed-off-by: Shihao Xia <a45f275d95accab80f91e3bb04b2ef4f1b3f39ef@hotmail.com>

mahak/docker,docker/docker,trebonian/docker,docker/docker,konstruktoid/docker-upstream,flavio/docker,flavio/docker,thaJeztah/docker,mahak/docker,gnailuy/docker,Ramzec/docker,jimjag/docker,yosifkit/docker,yosifkit/docker,nalind/docker,thaJeztah/docker,konstruktoid/docker-upstream,nalind/docker,yosifkit/docker,bearstech/moby,jimjag/docker,vdemeester/docker,moby/moby,moby/moby,bearstech/moby,nawawi/docker,jimjag/docker,flavio/docker,vdemeester/docker,trebonian/docker,jameszhan/docker,cpuguy83/docker,nalind/docker,flavio/docker,moby/moby,moby/moby,thaJeztah/docker,mahak/docker,jameszhan/docker,cpuguy83/docker,nawawi/docker,nawawi/docker,moul/docker,trebonian/docker,konstruktoid/docker-upstream,Mokolea/docker,Ramzec/docker,nawawi/docker,vdemeester/docker,nalind/docker,Mokolea/docker,cpuguy83/docker,bearstech/moby,mahak/docker,moul/docker,Ramzec/docker,gnailuy/docker,yosifkit/docker,moul/docker,bearstech/moby,jameszhan/docker,cpuguy83/docker,Ramzec/docker,docker/docker,gnailuy/docker,gnailuy/docker,konstruktoid/docker-upstream,Mokolea/docker,Mokolea/docker,moul/docker,thaJeztah/docker,trebonian/docker,jimjag/docker