From: Roopa Prabhu <roopa@cumulusnetworks.com>
Date: Thu, 1 Mar 2018 03:41:37 +0000 (-0500)
Subject: ipv6: fib6_rules: support for match on sport, dport and ip proto
X-Git-Tag: Ubuntu-5.13.0-19.19~11321^2~328^2~2
X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=bb0ad1987e963e47a02cc53b8275ffe2b38d4b70;p=mirror_ubuntu-jammy-kernel.git

ipv6: fib6_rules: support for match on sport, dport and ip proto

support to match on src port, dst port and ip protocol.

Signed-off-by: Roopa Prabhu <roopa@cumulusnetworks.com>
Acked-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/ipv6/fib6_rules.c b/net/ipv6/fib6_rules.c
index 95a2c9e8699a..bcd1f22ac7b1 100644
--- a/net/ipv6/fib6_rules.c
+++ b/net/ipv6/fib6_rules.c
@@ -223,6 +223,17 @@ static int fib6_rule_match(struct fib_rule *rule, struct flowi *fl, int flags)
 	if (r->tclass && r->tclass != ip6_tclass(fl6->flowlabel))
 		return 0;
 
+	if (rule->ip_proto && (rule->ip_proto != fl6->flowi6_proto))
+		return 0;
+
+	if (fib_rule_port_range_set(&rule->sport_range) &&
+	    !fib_rule_port_inrange(&rule->sport_range, fl6->fl6_sport))
+		return 0;
+
+	if (fib_rule_port_range_set(&rule->dport_range) &&
+	    !fib_rule_port_inrange(&rule->dport_range, fl6->fl6_dport))
+		return 0;
+
 	return 1;
 }