From b1d15e151a3a640d6b0bb4c6f47eeb85f12f946b Mon Sep 17 00:00:00 2001
From: Donald Sharp <sharpd@cumulusnetworks.com>
Date: Thu, 13 Oct 2016 11:31:07 -0400
Subject: [PATCH] pimd: Allow mroute to return if incoming interface comes back

If the incoming interface comes back, reinstall the channel oil
if the mroute is not installed.

Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>
---
 pimd/pim_zebra.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pimd/pim_zebra.c b/pimd/pim_zebra.c
index cd0dd5c452..e8460044e1 100644
--- a/pimd/pim_zebra.c
+++ b/pimd/pim_zebra.c
@@ -450,6 +450,9 @@ pim_scan_individual_oil (struct channel_oil *c_oil)
 
   if (input_iface_vif_index == c_oil->oil.mfcc_parent)
     {
+      if (!c_oil->installed)
+        pim_mroute_add (c_oil);
+
       /* RPF unchanged */
       return;
     }
-- 
2.39.5