From 1a241a57be46cda985c7c36e24d49f67de6bfb53 Mon Sep 17 00:00:00 2001
From: Marek Lindner <lindner_marek@yahoo.de>
Date: Wed, 19 Jan 2011 19:16:10 +0000
Subject: [PATCH] batman-adv: free neighbors when an interface is deactivated

hardif_disable_interface() calls purge_orig_ref() to immediately free
all neighbors associated with the interface that is going down.
purge_orig_neighbors() checked if the interface status is IF_INACTIVE
which is set to IF_NOT_IN_USE shortly before calling purge_orig_ref().

Signed-off-by: Marek Lindner <lindner_marek@yahoo.de>
---
 net/batman-adv/originator.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/net/batman-adv/originator.c b/net/batman-adv/originator.c
index 6cb9af3f89e5..899d4943d8ad 100644
--- a/net/batman-adv/originator.c
+++ b/net/batman-adv/originator.c
@@ -224,10 +224,15 @@ static bool purge_orig_neighbors(struct bat_priv *bat_priv,
 		if ((time_after(jiffies,
 			neigh_node->last_valid + PURGE_TIMEOUT * HZ)) ||
 		    (neigh_node->if_incoming->if_status == IF_INACTIVE) ||
+		    (neigh_node->if_incoming->if_status == IF_NOT_IN_USE) ||
 		    (neigh_node->if_incoming->if_status == IF_TO_BE_REMOVED)) {
 
-			if (neigh_node->if_incoming->if_status ==
-							IF_TO_BE_REMOVED)
+			if ((neigh_node->if_incoming->if_status ==
+								IF_INACTIVE) ||
+			    (neigh_node->if_incoming->if_status ==
+							IF_NOT_IN_USE) ||
+			    (neigh_node->if_incoming->if_status ==
+							IF_TO_BE_REMOVED))
 				bat_dbg(DBG_BATMAN, bat_priv,
 					"neighbor purge: originator %pM, "
 					"neighbor: %pM, iface: %s\n",
-- 
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