From c10784ece29c13f91517ef016b1b9d281dd4a2a7 Mon Sep 17 00:00:00 2001
From: =?utf8?q?David=20H=C3=A4rdeman?= <david@hardeman.nu>
Date: Fri, 17 Oct 2025 13:43:17 +0200
Subject: [PATCH] dhcpv4: replace ToS precedence
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The IPTOS_PREC_* values are deprecated since RFC2474 §4.2.2.1 (Dec 1998)
replaced them with class selector codepoints.

Signed-off-by: David Härdeman <david@hardeman.nu>
Link: https://github.com/openwrt/odhcpd/pull/318
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
---
 src/dhcpv4.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/dhcpv4.c b/src/dhcpv4.c
index 9ab7869..3f41188 100644
--- a/src/dhcpv4.c
+++ b/src/dhcpv4.c
@@ -1488,7 +1488,7 @@ int dhcpv4_setup_interface(struct interface *iface, bool enable)
 		goto out;
 	}
 
-	val = IPTOS_PREC_INTERNETCONTROL;
+	val = IPTOS_CLASS_CS6;
 	if (setsockopt(iface->dhcpv4_event.uloop.fd, IPPROTO_IP, IP_TOS, &val,
 		       sizeof(val)) < 0) {
 		error("setsockopt(IP_TOS): %m");
-- 
2.30.2