diff options
| -rw-r--r-- | pimd/pim_iface.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/pimd/pim_iface.c b/pimd/pim_iface.c index 7340eeaa6..85e0fdf3a 100644 --- a/pimd/pim_iface.c +++ b/pimd/pim_iface.c @@ -890,6 +890,7 @@ pim_addr pim_find_primary_addr(struct interface *ifp) #else int v4_addrs = 0; int v6_addrs = 0; + struct connected *promote_ifc = NULL; for (ALL_LIST_ELEMENTS_RO(ifp->connected, node, ifc)) { switch (ifc->address->family) { @@ -903,15 +904,24 @@ pim_addr pim_find_primary_addr(struct interface *ifp) continue; } - if (CHECK_FLAG(ifc->flags, ZEBRA_IFA_SECONDARY)) + if (ifc->address->family != PIM_AF) continue; - if (ifc->address->family != PIM_AF) + if (CHECK_FLAG(ifc->flags, ZEBRA_IFA_SECONDARY)) { + promote_ifc = ifc; continue; + } return pim_addr_from_prefix(ifc->address); } + + /* Promote the new primary address. */ + if (v4_addrs && promote_ifc) { + UNSET_FLAG(promote_ifc->flags, ZEBRA_IFA_SECONDARY); + return pim_addr_from_prefix(promote_ifc->address); + } + /* * If we have no v4_addrs and v6 is configured * We probably are using unnumbered |