iptables/0031-xtables-monitor.patch

From bc9b418dc22fb7d81bfded431c74ea84f62340bd Mon Sep 17 00:00:00 2001
From: Florian Westphal <fw@strlen.de>
Date: Mon, 14 Dec 2020 17:11:23 +0100
Subject: [PATCH] xtables-monitor:

'LL=0x304' is not very convenient, print LOOPBACK instead.

Signed-off-by: Florian Westphal <fw@strlen.de>
(cherry picked from commit 98ed6f6fc6d97663a33de67afff60196052880b1)
---
 iptables/xtables-monitor.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/iptables/xtables-monitor.c b/iptables/xtables-monitor.c
index e6b6e76b9fdc9..4b9809805fb5b 100644
--- a/iptables/xtables-monitor.c
+++ b/iptables/xtables-monitor.c
@@ -306,6 +306,9 @@ static void trace_print_packet(const struct nftnl_trace *nlt, struct cb_arg *arg
 			printf("MACDST=%s ", ether_ntoa((const void *)eh->h_dest));
 			printf("MACPROTO=%04x ", ntohs(eh->h_proto));
 			break;
+		case ARPHRD_LOOPBACK:
+			printf("LOOPBACK ");
+			break;
 		default:
 			printf("LL=0x%x ", type);
 			for (i = 0 ; i < len; i++)
-- 
2.40.0