From 0344410cddad7cfa627f75f0559004be45f7fea4 Mon Sep 17 00:00:00 2001
From: Michael Gernoth <michael@gernoth.net>
Date: Tue, 28 Apr 2020 11:19:45 +0200
Subject: [PATCH] Fix "protocol not available" for IPv6 connections
---
utils.go | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/utils.go b/utils.go
index 5706560..2610bb7 100644
--- a/utils.go
+++ b/utils.go
@@ -69,7 +69,7 @@ func DialUpstreamControl(sport int) func(string, string, syscall.RawConn) error
}
if network == "tcp6" || network == "udp6" {
- syscallErr = syscall.SetsockoptInt(int(fd), syscall.IPPROTO_IP, syscall.IPV6_V6ONLY, 0)
+ syscallErr = syscall.SetsockoptInt(int(fd), syscall.IPPROTO_IPV6, syscall.IPV6_V6ONLY, 0)
if syscallErr != nil {
syscallErr = fmt.Errorf("setsockopt(IPPROTO_IP, IPV6_ONLY, 0): %s", syscallErr.Error())
return
--
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