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authorzmw12306 <zmw12306@gmail.com>2024-04-07 16:19:38 -0400
committerzmw12306 <zmw12306@gmail.com>2024-04-11 20:30:56 -0400
commit665ec41339659bef7f643c6df7aab034be0523ed (patch)
tree47817792b220b5607369af4bb17682bb9b8d607b /bfdd/bfd_packet.c
parent9b96394d05171db4ec44a46c120db07d94014688 (diff)
bfdd: add check for flag M
Signed-off-by: zmw12306 <zmw12306@gmail.com>
Diffstat (limited to 'bfdd/bfd_packet.c')
-rw-r--r--bfdd/bfd_packet.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/bfdd/bfd_packet.c b/bfdd/bfd_packet.c
index 311ce4d379..dadf9c25d7 100644
--- a/bfdd/bfd_packet.c
+++ b/bfdd/bfd_packet.c
@@ -862,6 +862,12 @@ void bfd_recv_cb(struct event *t)
return;
}
+ if (BFD_GETMBIT(cp->flags)) {
+ cp_debug(is_mhop, &peer, &local, ifindex, vrfid,
+ "detect non-zero Multipoint (M) flag");
+ return;
+ }
+
if (cp->discrs.my_discr == 0) {
cp_debug(is_mhop, &peer, &local, ifindex, vrfid,
"'my discriminator' is zero");