A network interface can change type. It may change from a type which
batman does not support, e.g. hdlc, to one it does, e.g. hdlc-eth.
When an interface changes type, it sends two notifications. Handle
these notifications.
Signed-off-by: Andrew Lunn <and...@lunn.ch>
---
net/batman-adv/hard-interface.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/net/batman-adv/hard-interface.c b/net/batman-adv/hard-interface.c
index f11345e163d7..c7f00eeb735b 100644
--- a/net/batman-adv/hard-interface.c
+++ b/net/batman-adv/hard-interface.c
@@ -708,7 +708,8 @@ static int batadv_hard_if_event(struct notifier_block *this,
}
hard_iface = batadv_hardif_get_by_netdev(net_dev);
- if (!hard_iface && event == NETDEV_REGISTER)
+ if (!hard_iface && (event == NETDEV_REGISTER ||
+ event == NETDEV_POST_TYPE_CHANGE))
hard_iface = batadv_hardif_add_interface(net_dev);
if (!hard_iface)
@@ -723,6 +724,7 @@ static int batadv_hard_if_event(struct notifier_block *this,
batadv_hardif_deactivate_interface(hard_iface);
break;
case NETDEV_UNREGISTER:
+ case NETDEV_PRE_TYPE_CHANGE:
list_del_rcu(&hard_iface->list);
batadv_hardif_remove_interface(hard_iface);
--
2.6.2
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