netns: export netns list

Conntrack code will use it for
a) removing expectations and helpers when corresponding module is removed, and
b) removing conntracks when L3 protocol conntrack module is removed.

Signed-off-by: Alexey Dobriyan <[email protected]>
Signed-off-by: Patrick McHardy <[email protected]>

diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c
index 7c52fe277b62441966f758b25fad9acef18a10d0..b0dc818a91d7fadafb9ea7308fa66f1140ca45a4 100644 (file)
--- a/net/core/net_namespace.c
+++ b/net/core/net_namespace.c
@@ -18,6 +18,7 @@ static struct list_head *first_device = &pernet_list;
 static DEFINE_MUTEX(net_mutex);
 
 LIST_HEAD(net_namespace_list);
+EXPORT_SYMBOL_GPL(net_namespace_list);
 
 struct net init_net;
 EXPORT_SYMBOL(init_net);