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authorSven Eckelmann <sven@narfation.org>2020-07-07 22:49:50 +0200
committerSimon Wunderlich <sw@simonwunderlich.de>2020-08-18 19:39:53 +0200
commitc3b92dd49094397e7d3893a666adf2103958399f (patch)
tree25d81946df9aabb60ee6e827c6b4590703c6dec0 /net/batman-adv
parentbatman-adv: Start new development cycle (diff)
downloadlinux-c3b92dd49094397e7d3893a666adf2103958399f.tar.xz
linux-c3b92dd49094397e7d3893a666adf2103958399f.zip
batman-adv: Drop unused function batadv_hardif_remove_interfaces()
The function batadv_hardif_remove_interfaces was meant to remove all interfaces which are currently in the list of known (compatible) hardifs during module unload. But the function unregister_netdevice_notifier is called in batadv_exit before batadv_hardif_remove_interfaces. This will trigger NETDEV_UNREGISTER events for all available interfaces and in this process remove all interfaces from batadv_hardif_list. And batadv_hardif_remove_interfaces only operated on this (empty) list. Signed-off-by: Sven Eckelmann <sven@narfation.org> Signed-off-by: Simon Wunderlich <sw@simonwunderlich.de>
Diffstat (limited to 'net/batman-adv')
-rw-r--r--net/batman-adv/hard-interface.c17
-rw-r--r--net/batman-adv/hard-interface.h1
-rw-r--r--net/batman-adv/main.c1
3 files changed, 0 insertions, 19 deletions
diff --git a/net/batman-adv/hard-interface.c b/net/batman-adv/hard-interface.c
index fa06b51c0144..f95be90adaab 100644
--- a/net/batman-adv/hard-interface.c
+++ b/net/batman-adv/hard-interface.c
@@ -977,23 +977,6 @@ static void batadv_hardif_remove_interface(struct batadv_hard_iface *hard_iface)
}
/**
- * batadv_hardif_remove_interfaces() - Remove all hard interfaces
- */
-void batadv_hardif_remove_interfaces(void)
-{
- struct batadv_hard_iface *hard_iface, *hard_iface_tmp;
-
- rtnl_lock();
- list_for_each_entry_safe(hard_iface, hard_iface_tmp,
- &batadv_hardif_list, list) {
- list_del_rcu(&hard_iface->list);
- batadv_hardif_generation++;
- batadv_hardif_remove_interface(hard_iface);
- }
- rtnl_unlock();
-}
-
-/**
* batadv_hard_if_event_softif() - Handle events for soft interfaces
* @event: NETDEV_* event to handle
* @net_dev: net_device which generated an event
diff --git a/net/batman-adv/hard-interface.h b/net/batman-adv/hard-interface.h
index bad2e50135e8..b1855d9d0b06 100644
--- a/net/batman-adv/hard-interface.h
+++ b/net/batman-adv/hard-interface.h
@@ -100,7 +100,6 @@ int batadv_hardif_enable_interface(struct batadv_hard_iface *hard_iface,
struct net *net, const char *iface_name);
void batadv_hardif_disable_interface(struct batadv_hard_iface *hard_iface,
enum batadv_hard_if_cleanup autodel);
-void batadv_hardif_remove_interfaces(void);
int batadv_hardif_min_mtu(struct net_device *soft_iface);
void batadv_update_min_mtu(struct net_device *soft_iface);
void batadv_hardif_release(struct kref *ref);
diff --git a/net/batman-adv/main.c b/net/batman-adv/main.c
index 519c08c2cfba..70fee9b42e25 100644
--- a/net/batman-adv/main.c
+++ b/net/batman-adv/main.c
@@ -137,7 +137,6 @@ static void __exit batadv_exit(void)
batadv_netlink_unregister();
rtnl_link_unregister(&batadv_link_ops);
unregister_netdevice_notifier(&batadv_hard_if_notifier);
- batadv_hardif_remove_interfaces();
flush_workqueue(batadv_event_workqueue);
destroy_workqueue(batadv_event_workqueue);