From: lynne <lynne@voltanet.io>
Date: Wed, 10 Feb 2021 00:20:09 +0000 (-0500)
Subject: ospf6d: Don't send hellos on loopback interface
X-Git-Tag: base_8.0~380^2
X-Git-Url: https://git.puffer.fish/?a=commitdiff_plain;h=refs%2Fpull%2F8051%2Fhead;p=mirror%2Ffrr.git

ospf6d: Don't send hellos on loopback interface

When ospf6 passive is turned off on a loopback interface don't start
sending ospf6 hellos.

Signed-off-by: Lynne Morrison <lynne@voltanet.io>
---

diff --git a/ospf6d/ospf6_interface.c b/ospf6d/ospf6_interface.c
index 4988cee7d8..13e1b2abdc 100644
--- a/ospf6d/ospf6_interface.c
+++ b/ospf6d/ospf6_interface.c
@@ -1970,8 +1970,11 @@ DEFUN (no_ipv6_ospf6_passive,
 	UNSET_FLAG(oi->flag, OSPF6_INTERFACE_PASSIVE);
 	THREAD_OFF(oi->thread_send_hello);
 	THREAD_OFF(oi->thread_sso);
-	thread_add_event(master, ospf6_hello_send, oi, 0,
-			 &oi->thread_send_hello);
+
+	/* don't send hellos over loopback interface */
+	if (!if_is_loopback(oi->interface))
+		thread_add_event(master, ospf6_hello_send, oi, 0,
+				 &oi->thread_send_hello);
 
 	return CMD_SUCCESS;
 }