From 4d5944cd5155a4c2ef5661c7c07d3fb389f4c4d7 Mon Sep 17 00:00:00 2001
From: Victor Vieux <victorvieux@gmail.com>
Date: Fri, 18 Nov 2016 15:57:11 -0800
Subject: [PATCH] fix a few golint errors

Signed-off-by: Victor Vieux <victorvieux@gmail.com>
---
 opts/port.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/opts/port.go b/opts/port.go
index ef3f12a465..d337cb1a43 100644
--- a/opts/port.go
+++ b/opts/port.go
@@ -16,6 +16,7 @@ const (
 	portOptMode          = "mode"
 )
 
+// PortOpt represents a port config in swarm mode.
 type PortOpt struct {
 	ports []swarm.PortConfig
 }