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pimd: Fix pim_nexthop_lookup

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There are situations where we may never look at a better
route for nexthop_lookup.

Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>
This commit is contained in:
Donald Sharp 2016-10-25 10:40:04 -04:00
parent a447fa9649
commit 518e5727b4
1 changed files with 12 additions and 9 deletions
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21
pimd/pim_rpf.c
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@ -59,7 +59,7 @@ int pim_nexthop_lookup(struct pim_nexthop *nexthop, struct in_addr addr, int nei
return -1; return -1;
} }
while (!found) while (!found && (i < num_ifindex))
{ {
first_ifindex = nexthop_tab[i].ifindex; first_ifindex = nexthop_tab[i].ifindex;
@ -77,16 +77,19 @@ int pim_nexthop_lookup(struct pim_nexthop *nexthop, struct in_addr addr, int nei
return -2; return -2;
} }
if (!ifp->info && PIM_DEBUG_ZEBRA) if (!ifp->info)
{ {
char addr_str[INET_ADDRSTRLEN]; if (PIM_DEBUG_ZEBRA)
pim_inet4_dump("<addr?>", addr, addr_str, sizeof(addr_str)); {
zlog_debug("%s: multicast not enabled on input interface %s (ifindex=%d, RPF for source %s)", char addr_str[INET_ADDRSTRLEN];
__PRETTY_FUNCTION__, pim_inet4_dump("<addr?>", addr, addr_str, sizeof(addr_str));
ifp->name, first_ifindex, addr_str); zlog_debug("%s: multicast not enabled on input interface %s (ifindex=%d, RPF for source %s)",
__PRETTY_FUNCTION__,
ifp->name, first_ifindex, addr_str);
}
i++;
} }
else if (neighbor_needed && !pim_if_connected_to_source (ifp, addr))
if (neighbor_needed && !pim_if_connected_to_source (ifp, addr))
{ {
struct pim_neighbor *nbr; struct pim_neighbor *nbr;