From cd8a9ba8014688092060eebe4a67e92d9083099b Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Fabian=20Bl=C3=A4se?= Date: Wed, 26 Dec 2018 00:44:29 +0100 Subject: [PATCH] kernel_netlink: Convert src_plen to v4mapped encoding on import MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit src_plen for IPv4 routes imported from kernel has not been adjusted to v4mapped encoding. Therefore IPv4 xroutes used an inconsistent encoding which lead to failed comparisons when sending updates. Routes received from neighbors with the same prefix as xroutes therefore have been announced to neighbours instead. This issue is fixed by converting src_plen on import. Signed-off-by: Fabian Bläse --- kernel_netlink.c | 1 + 1 file changed, 1 insertion(+) diff --git kernel_netlink.c kernel_netlink.c index 618d74bc..c424f0ed 100644 --- kernel_netlink.c +++ kernel_netlink.c @@ -1119,6 +1119,7 @@ parse_kernel_route_rta(struct rtmsg *rtm, int len, struct kernel_route *route) v4tov6(route->prefix, zeroes); v4tov6(route->src_prefix, zeroes); route->plen = 96; + route->src_plen = 96; } route->proto = rtm->rtm_protocol;