[PATCH 2/3] nft-arp: adds nft_arp_save_firewall

[Giuseppe Longo <giuseppelng@gmail.com>]

Adds nft_arp_save_firewall to arp family.
(Avoids the segfault in xtables-events)

Signed-off-by: Giuseppe Longo <giuseppelng@gmail.com>
---
 iptables/nft-arp.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/iptables/nft-arp.c b/iptables/nft-arp.c
index 1710136..bbb168d 100644
--- a/iptables/nft-arp.c
+++ b/iptables/nft-arp.c
@@ -570,6 +570,14 @@ after_devdst:
 		fputc('\n', stdout);
 }
 
+static void nft_arp_save_firewall(const void *data,
+				   unsigned int format)
+{
+	const struct arpt_entry *fw = data;
+
+	return;
+}
+
 static bool nft_arp_is_same(const void *data_a,
 			    const void *data_b)
 {
@@ -643,6 +651,7 @@ struct nft_family_ops nft_family_ops_arp = {
 	.parse_payload		= nft_arp_parse_payload,
 	.parse_immediate	= nft_arp_parse_immediate,
 	.print_firewall		= nft_arp_print_firewall,
+	.save_firewall		= nft_arp_save_firewall,
 	.post_parse		= NULL,
 	.rule_find		= nft_arp_rule_find,
 	.parse_target		= nft_arp_parse_target,
-- 
1.8.1.5