From b4afc283e9ac012845bb76ca5906b4875de79fdb Mon Sep 17 00:00:00 2001 From: sarita patra Date: Thu, 7 Apr 2022 00:04:21 -0700 Subject: [PATCH] pimd: Disable receiving register msg on passive interface Signed-off-by: sarita patra --- pimd/pim_register.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/pimd/pim_register.c b/pimd/pim_register.c index f18eb48eaf..cbaea0260a 100644 --- a/pimd/pim_register.c +++ b/pimd/pim_register.c @@ -449,6 +449,14 @@ int pim_register_recv(struct interface *ifp, pim_addr dest_addr, struct pim_instance *pim = pim_ifp->pim; pim_addr rp_addr; + if (pim_ifp->pim_passive_enable) { + if (PIM_DEBUG_PIM_PACKETS) + zlog_debug( + "skip receiving PIM message on passive interface %s", + ifp->name); + return 0; + } + #define PIM_MSG_REGISTER_BIT_RESERVED_LEN 4 ip_hdr = (tlv_buf + PIM_MSG_REGISTER_BIT_RESERVED_LEN);