pimd: Set spt bit when we receive first packet on RP

When on the RP, if we receive the first correctly routed
mroute from upstream, Set the SPT bit so that the
state machine will work properly.

Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>

diff --git a/pimd/pim_mroute.c b/pimd/pim_mroute.c
index 9460219f13a5acfaec2c5f601a51dbf358593f39..8426a4add53c07de55c152237aa87bfa7b6fcfb8 100644 (file)
--- a/pimd/pim_mroute.c
+++ b/pimd/pim_mroute.c
@@ -354,6 +354,7 @@ pim_mroute_msg_wrvifwhole (int fd, struct interface *ifp, const char *buf)
       pim_nexthop_lookup (&source, up->upstream_register, NULL);
       pim_register_stop_send(source.interface, &sg, up->upstream_register);
       //Send S bit down the join.
+      up->sptbit = PIM_UPSTREAM_SPTBIT_TRUE;
       return 0;
     }