From 99decaadd6da0df2d8ec70ddea9d754c9d71a584 Mon Sep 17 00:00:00 2001
From: Julian Elischer <jrelis@google.com>
Date: Wed, 23 Sep 2020 02:26:50 -0700
Subject: Extract ICMP error sender from UDP

Store transport protocol number on packet buffers for use in ICMP error
generation.

Updates #2211.

PiperOrigin-RevId: 333252762
---
 pkg/tcpip/stack/nic_test.go | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'pkg/tcpip/stack/nic_test.go')

diff --git a/pkg/tcpip/stack/nic_test.go b/pkg/tcpip/stack/nic_test.go
index dd6474297..ef6e63b3e 100644
--- a/pkg/tcpip/stack/nic_test.go
+++ b/pkg/tcpip/stack/nic_test.go
@@ -221,6 +221,11 @@ func (*testIPv6Protocol) Parse(*PacketBuffer) (tcpip.TransportProtocolNumber, bo
 	return 0, false, false
 }
 
+// ReturnError implements NetworkProtocol.ReturnError.
+func (*testIPv6Protocol) ReturnError(*Route, tcpip.ICMPReason, *PacketBuffer) *tcpip.Error {
+	return nil
+}
+
 var _ LinkAddressResolver = (*testIPv6Protocol)(nil)
 
 // LinkAddressProtocol implements LinkAddressResolver.
-- 
cgit v1.2.3