From e255eba69f4e7f5683ca93423650bbae3466ebae Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=98=B8=EF=B8=8F?=
 <29265684+buffermet@users.noreply.github.com>
Date: Mon, 20 Sep 2021 16:52:53 +1000
Subject: [PATCH] simplify interface IPv4 address parsing

---
 network/net.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/network/net.go b/network/net.go
index 5996f85c..e9c87582 100644
--- a/network/net.go
+++ b/network/net.go
@@ -254,7 +254,7 @@ func FindInterface(name string) (*Endpoint, error) {
 
 	// user did not provide an interface name,
 	// return the first one with a valid ipv4
-	// address
+	// address that does not loop back
 	for _, iface := range ifaces {
 		addrs, err := iface.Addrs()
 		if err != nil {
@@ -264,7 +264,7 @@ func FindInterface(name string) (*Endpoint, error) {
 
 		for _, address := range addrs {
 			ip := address.String()
-			if !strings.Contains(ip, "127.0.0.1") && IPv4Validator.MatchString(ip) {
+			if ip != "127.0.0.1" && IPv4Validator.MatchString(ip) {
 				return buildEndpointFromInterface(iface)
 			}
 		}