netdev - [PATCH net-next 4/4] ipv6: sit: Unmask upper DSCP bits in ipip6_tunnel_bind

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Message-ID: <20240903135327.2810535-5-idosch@nvidia.com>
Date: Tue, 3 Sep 2024 16:53:27 +0300
From: Ido Schimmel <idosch@...dia.com>
To: <netdev@...r.kernel.org>
CC: <davem@...emloft.net>, <kuba@...nel.org>, <edumazet@...gle.com>,
	<pabeni@...hat.com>, <dsahern@...nel.org>, <gnault@...hat.com>, Ido Schimmel
	<idosch@...dia.com>
Subject: [PATCH net-next 4/4] ipv6: sit: Unmask upper DSCP bits in ipip6_tunnel_bind_dev()

Unmask the upper DSCP bits when calling ip_route_output_ports() so that
in the future it could perform the FIB lookup according to the full DSCP
value.

Signed-off-by: Ido Schimmel <idosch@...dia.com>
---
 net/ipv6/sit.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index 16b90a24c9ba..39bd8951bfca 100644
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -1112,7 +1112,7 @@ static void ipip6_tunnel_bind_dev(struct net_device *dev)
 							  iph->daddr, iph->saddr,
 							  0, 0,
 							  IPPROTO_IPV6,
-							  RT_TOS(iph->tos),
+							  iph->tos & INET_DSCP_MASK,
 							  tunnel->parms.link);
 
 		if (!IS_ERR(rt)) {
-- 
2.46.0