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mac80211: Remove mesh paths when an interface is removed

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When an interface is removed, the mesh paths associated with it should
also be removed.

This fixes a bug we observed when reloading a device driver module
without reloading mac80211s.

Signed-off-by: Javier Cardona <javier@cozybit.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Javier Cardona
2011-08-29 13:23:04 -07:00
committed by John W. Linville
parent af089c15cb
commit ece1a2e7e8
4 changed files with 47 additions and 3 deletions
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6
net/mac80211/iface.c
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@@ -1214,6 +1214,9 @@ void ieee80211_if_remove(struct ieee80211_sub_if_data *sdata)
list_del_rcu(&sdata->list);
mutex_unlock(&sdata->local->iflist_mtx);
if (ieee80211_vif_is_mesh(&sdata->vif))
mesh_path_flush_by_iface(sdata);
synchronize_rcu();
unregister_netdevice(sdata->dev);
}
@@ -1233,6 +1236,9 @@ void ieee80211_remove_interfaces(struct ieee80211_local *local)
list_for_each_entry_safe(sdata, tmp, &local->interfaces, list) {
list_del(&sdata->list);
if (ieee80211_vif_is_mesh(&sdata->vif))
mesh_path_flush_by_iface(sdata);
unregister_netdevice_queue(sdata->dev, &unreg_list);
}
mutex_unlock(&local->iflist_mtx);