netdev - [PATCH net-next 4/9] net: fib_rules: Enable flow label selector usage

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Message-ID: <20241216171201.274644-5-idosch@nvidia.com>
Date: Mon, 16 Dec 2024 19:11:56 +0200
From: Ido Schimmel <idosch@...dia.com>
To: <netdev@...r.kernel.org>
CC: <davem@...emloft.net>, <kuba@...nel.org>, <pabeni@...hat.com>,
	<edumazet@...gle.com>, <dsahern@...nel.org>, <donald.hunter@...il.com>,
	<horms@...nel.org>, <gnault@...hat.com>, <rostedt@...dmis.org>,
	<mhiramat@...nel.org>, <mathieu.desnoyers@...icios.com>, <petrm@...dia.com>,
	Ido Schimmel <idosch@...dia.com>
Subject: [PATCH net-next 4/9] net: fib_rules: Enable flow label selector usage

Now that both IPv4 and IPv6 correctly handle the new flow label
attributes, enable user space to configure FIB rules that make use of
the flow label by changing the policy to stop rejecting them and
accepting 32 bit values in big-endian byte order.

Reviewed-by: Petr Machata <petrm@...dia.com>
Signed-off-by: Ido Schimmel <idosch@...dia.com>
---
 net/core/fib_rules.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/core/fib_rules.c b/net/core/fib_rules.c
index 153b14aade42..e684ba3ebb38 100644
--- a/net/core/fib_rules.c
+++ b/net/core/fib_rules.c
@@ -770,8 +770,8 @@ static const struct nla_policy fib_rule_policy[FRA_MAX + 1] = {
 	[FRA_SPORT_RANGE] = { .len = sizeof(struct fib_rule_port_range) },
 	[FRA_DPORT_RANGE] = { .len = sizeof(struct fib_rule_port_range) },
 	[FRA_DSCP]	= NLA_POLICY_MAX(NLA_U8, INET_DSCP_MASK >> 2),
-	[FRA_FLOWLABEL] = { .type = NLA_REJECT },
-	[FRA_FLOWLABEL_MASK] = { .type = NLA_REJECT },
+	[FRA_FLOWLABEL] = { .type = NLA_BE32 },
+	[FRA_FLOWLABEL_MASK] = { .type = NLA_BE32 },
 };
 
 int fib_nl_newrule(struct sk_buff *skb, struct nlmsghdr *nlh,
-- 
2.47.1