diff options
Diffstat (limited to 'pimd/pim_igmp.c')
| -rw-r--r-- | pimd/pim_igmp.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/pimd/pim_igmp.c b/pimd/pim_igmp.c index 12f424248f..b1b4566499 100644 --- a/pimd/pim_igmp.c +++ b/pimd/pim_igmp.c @@ -1416,6 +1416,14 @@ struct gm_group *igmp_add_group_by_addr(struct gm_sock *igmp, __func__, &group_addr); return NULL; } + + if (listcount(pim_ifp->gm_group_list) >= pim_ifp->gm_group_limit) { + if (PIM_DEBUG_GM_TRACE) + zlog_debug("interface %s has reached group limit (%u), refusing to add group %pI4", + igmp->interface->name, pim_ifp->gm_group_limit, &group_addr); + return NULL; + } + /* Non-existant group is created as INCLUDE {empty}: |