netdev - [PATCH net-next v2 3/5] ipv6: fib6_rules: support for match on sport, dport and ip proto

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <1519789965-3465-4-git-send-email-roopa@cumulusnetworks.com>
Date:   Tue, 27 Feb 2018 19:52:43 -0800
From:   Roopa Prabhu <roopa@...ulusnetworks.com>
To:     davem@...emloft.net, netdev@...r.kernel.org
Cc:     dsa@...ulusnetworks.com, nikolay@...ulusnetworks.com,
        idosch@...lanox.com, pabeni@...hat.com
Subject: [PATCH net-next v2 3/5] ipv6: fib6_rules: support for match on sport, dport and ip proto

From: Roopa Prabhu <roopa@...ulusnetworks.com>

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

Signed-off-by: Roopa Prabhu <roopa@...ulusnetworks.com>
---
 net/ipv6/fib6_rules.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/net/ipv6/fib6_rules.c b/net/ipv6/fib6_rules.c
index 95a2c9e..bcd1f22 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;
 }
 
-- 
2.1.4