Revert "bgpd: set ipv4-mapped ipv6 for ipv4 with ipv6 nexthop"

This reverts commit 0b3f059.
FRRouting · Apr 5, 2024 · 48794a0 · 48794a0
1 parent d83ca3f
commit 48794a0
Showing 1 changed file with 5 additions and 7 deletions.
diff --git a/bgpd/bgp_updgrp_packet.c b/bgpd/bgp_updgrp_packet.c
@@ -523,13 +523,11 @@ struct stream *bpacket_reformat_for_peer(struct bpacket *pkt,
 			gnh_modified = 1;
 		}
 
-		if (peer->nexthop.v4.s_addr != INADDR_ANY &&
-		    (IN6_IS_ADDR_UNSPECIFIED(mod_v6nhg) ||
-		     (IN6_IS_ADDR_LINKLOCAL(mod_v6nhg) &&
-		      peer->connection->su.sa.sa_family == AF_INET6 &&
-		      paf->afi == AFI_IP))) {
-			ipv4_to_ipv4_mapped_ipv6(mod_v6nhg, peer->nexthop.v4);
-			gnh_modified = 1;
+		if (IN6_IS_ADDR_UNSPECIFIED(mod_v6nhg)) {
+			if (peer->nexthop.v4.s_addr != INADDR_ANY) {
+				ipv4_to_ipv4_mapped_ipv6(mod_v6nhg,
+							 peer->nexthop.v4);
+			}
 		}
 
 		if (IS_MAPPED_IPV6(&peer->nexthop.v6_global)) {