From 26c747ed6c0b0501c1fa6d7d07911a71bd051e1e Mon Sep 17 00:00:00 2001
From: Dmytro Shytyi <dmytro.shytyi@6wind.com>
Date: Wed, 15 Nov 2023 16:59:09 +0100
Subject: [PATCH] bgpd: extend make_prefix to form srv6-based prefix

Enable the SRv6 SID prefix generation in make_prefix()
function of bgp_nht.c.

Signed-off-by: Dmytro Shytyi <dmytro.shytyi@6wind.com>

fixup: bgpd: extend make_prefix to form srv6-based prefix
---
 bgpd/bgp_nht.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/bgpd/bgp_nht.c b/bgpd/bgp_nht.c
index e2c103bb5290..72dcfb9885cd 100644
--- a/bgpd/bgp_nht.c
+++ b/bgpd/bgp_nht.c
@@ -1045,8 +1045,11 @@ static int make_prefix(int afi, struct bgp_path_info *pi, struct prefix *p)
 		break;
 	case AFI_IP6:
 		p->family = AF_INET6;
-
-		if (is_bgp_static) {
+		if (pi->attr && pi->attr->srv6_l3vpn) {
+			IPV6_ADDR_COPY(&(p->u.prefix6),
+				       &(pi->attr->srv6_l3vpn->sid));
+			p->prefixlen = IPV6_MAX_BITLEN;
+		} else if (is_bgp_static) {
 			p->u.prefix6 = p_orig->u.prefix6;
 			p->prefixlen = p_orig->prefixlen;
 		} else {