From 3205e300835b7a71e4d8b380a6a5def77effcbc1 Mon Sep 17 00:00:00 2001
From: lemmi <lemmi@nerd2nerd.org>
Date: Thu, 23 Jan 2020 04:55:33 +0100
Subject: [PATCH] make linter happy

---
 main.go | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/main.go b/main.go
index b8b8a63..de859be 100644
--- a/main.go
+++ b/main.go
@@ -16,6 +16,7 @@ import (
 	"golang.org/x/sys/unix"
 
 	"github.com/jsimonetti/rtnetlink"
+	"github.com/lemmi/closer"
 	"github.com/mdlayher/netlink"
 )
 
@@ -66,7 +67,7 @@ func newRouteStats() *routeStats {
 	}
 }
 
-func DstIPNet(rm rtnetlink.RouteMessage) *net.IPNet {
+func dstIPNet(rm rtnetlink.RouteMessage) *net.IPNet {
 	var zeros int
 	switch rm.Family {
 	case unix.AF_INET:
@@ -86,17 +87,19 @@ func (rs *routeStats) add(rm rtnetlink.RouteMessage) {
 	rs.Lock()
 	defer rs.Unlock()
 
-	dst := DstIPNet(rm)
+	dst := dstIPNet(rm)
 	key := dst.String()
 	r := rs.stats[key]
 	if r == nil {
 		r = &route{Dst: dst}
 	}
+
 	r.Counter++
 	if r.UnreachableSince == nil {
 		t := time.Now()
 		r.UnreachableSince = &t
 	}
+
 	rs.stats[key] = r
 }
 
@@ -104,15 +107,16 @@ func (rs *routeStats) del(rm rtnetlink.RouteMessage) {
 	rs.Lock()
 	defer rs.Unlock()
 
-	dst := DstIPNet(rm)
+	dst := dstIPNet(rm)
 	key := dst.String()
 	r := rs.stats[key]
 	if r == nil {
-		r = &route{Dst: dst}
 		return
 	}
+
 	r.UnreachableDuration += time.Since(*r.UnreachableSince)
 	r.UnreachableSince = nil
+
 	rs.stats[key] = r
 }
 
@@ -157,7 +161,7 @@ func monitor(done <-chan struct{}, rs *routeStats) {
 
 	go func() {
 		<-done
-		c.Close()
+		closer.Do(c)
 	}()
 
 	if err = c.SetReadBuffer(16 * 1048576); err != nil {