ASR_BASE
Change-Id: Icf3719cc0afe3eeb3edc7fa80a2eb5199ca9dda1
diff --git a/external/routing/olsrd/patches/101-unix-fix-meshing-with-wireguard-point-to-point-interfaces.patch b/external/routing/olsrd/patches/101-unix-fix-meshing-with-wireguard-point-to-point-interfaces.patch
new file mode 100644
index 0000000..caca877
--- /dev/null
+++ b/external/routing/olsrd/patches/101-unix-fix-meshing-with-wireguard-point-to-point-interfaces.patch
@@ -0,0 +1,38 @@
+From fcb30aa4da732d279527feba01cacc7dc996d137 Mon Sep 17 00:00:00 2001
+From: Nick Hainke <vincent@systemli.org>
+Date: Sun, 16 Jan 2022 00:08:56 +0100
+Subject: [PATCH] unix: fix meshing with wireguard/point-to-point interfaces
+
+Wireguard interfaces have no BROADCAST flag. We can also mesh on
+point-to-point links. That is why we mesh now also on interfaces with
+the IFF_POINTOPOINT flag enabled.
+
+Signed-off-by: Nick Hainke <vincent@systemli.org>
+---
+ src/unix/ifnet.c | 8 ++++----
+ 1 file changed, 4 insertions(+), 4 deletions(-)
+
+--- a/src/unix/ifnet.c
++++ b/src/unix/ifnet.c
+@@ -184,8 +184,8 @@ chk_if_changed(struct olsr_if *iface)
+
+ /* Check broadcast */
+ if ((olsr_cnf->ip_version == AF_INET) && !iface->cnf->ipv4_multicast.v4.s_addr && /* Skip if fixed bcast */
+- (!(ifp->int_flags & IFF_BROADCAST))) {
+- OLSR_PRINTF(3, "\tNo broadcast - removing\n");
++ ((!(ifp->int_flags & IFF_BROADCAST) && !(ifp->int_flags & IFF_POINTOPOINT)))) {
++ OLSR_PRINTF(3, "\tNo broadcast or point-to-point - removing\n");
+ goto remove_interface;
+ }
+
+@@ -552,8 +552,8 @@ chk_if_up(struct olsr_if *iface, int deb
+
+ /* Check broadcast */
+ if ((olsr_cnf->ip_version == AF_INET) && !iface->cnf->ipv4_multicast.v4.s_addr && /* Skip if fixed bcast */
+- (!(ifs.int_flags & IFF_BROADCAST))) {
+- OLSR_PRINTF(debuglvl, "\tNo broadcast - skipping\n");
++ (!(ifs.int_flags & IFF_BROADCAST) && !(ifs.int_flags & IFF_POINTOPOINT))) {
++ OLSR_PRINTF(debuglvl, "\tNo broadcast or point-to-point - skipping\n");
+ return 0;
+ }
+