It avoids hidden error when ports are redirected from
container to host using -p host_port:guest_port.
Docker-DCO-1.1-Signed-off-by: Jiří Župka <jzupka@redhat.com> (github: jzupka)
Upstream-commit: 2fcbfb5a66249739ef04d414307be01371190bef
Component: engine