From 810dae695e18cc2ed77518406bf130ca1514e480 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lucas=20Serv=C3=A9n=20Mar=C3=ADn?= <lserven@gmail.com>
Date: Fri, 6 Mar 2020 15:21:30 +0100
Subject: [PATCH] pkg/wireguard: edge case when endpoints are nil
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Peers may have nil endpoints, a case which must be gracefully handled.

Signed-off-by: Lucas Servén Marín <lserven@gmail.com>
---
 pkg/wireguard/conf.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pkg/wireguard/conf.go b/pkg/wireguard/conf.go
index 04e2ddd..0733751 100644
--- a/pkg/wireguard/conf.go
+++ b/pkg/wireguard/conf.go
@@ -83,6 +83,9 @@ type Endpoint struct {
 
 // String prints the string representation of the endpoint.
 func (e *Endpoint) String() string {
+	if e == nil {
+		return ""
+	}
 	dnsOrIP := e.DNSOrIP.String()
 	if e.IP != nil && len(e.IP) == net.IPv6len {
 		dnsOrIP = "[" + dnsOrIP + "]"