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| author | Florian Westphal | 2016-11-15 21:36:40 +0100 |
|---|---|---|
| committer | Pablo Neira Ayuso | 2016-12-04 21:16:50 +0100 |
| commit | ecb2421b5ddf48e6e116fced7f74c985bb546138 (patch) | |
| tree | 0fdfc2639bead099d3e54c2d5731eb05e856f766 /net/netfilter/nf_conntrack_proto.c | |
| parent | netfilter: conntrack: remove unused init_net hook (diff) | |
| download | kernel-qcow2-linux-ecb2421b5ddf48e6e116fced7f74c985bb546138.tar.gz kernel-qcow2-linux-ecb2421b5ddf48e6e116fced7f74c985bb546138.tar.xz kernel-qcow2-linux-ecb2421b5ddf48e6e116fced7f74c985bb546138.zip | |
netfilter: add and use nf_ct_netns_get/put
currently aliased to try_module_get/_put.
Will be changed in next patch when we add functions to make use of ->net
argument to store usercount per l3proto tracker.
This is needed to avoid registering the conntrack hooks in all netns and
later only enable connection tracking in those that need conntrack.
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/netfilter/nf_conntrack_proto.c')
| -rw-r--r-- | net/netfilter/nf_conntrack_proto.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/net/netfilter/nf_conntrack_proto.c b/net/netfilter/nf_conntrack_proto.c index b218e70b2f74..948f1e2fc80b 100644 --- a/net/netfilter/nf_conntrack_proto.c +++ b/net/netfilter/nf_conntrack_proto.c @@ -125,6 +125,18 @@ void nf_ct_l3proto_module_put(unsigned short l3proto) } EXPORT_SYMBOL_GPL(nf_ct_l3proto_module_put); +int nf_ct_netns_get(struct net *net, u8 nfproto) +{ + return nf_ct_l3proto_try_module_get(nfproto); +} +EXPORT_SYMBOL_GPL(nf_ct_netns_get); + +void nf_ct_netns_put(struct net *net, u8 nfproto) +{ + nf_ct_l3proto_module_put(nfproto); +} +EXPORT_SYMBOL_GPL(nf_ct_netns_put); + struct nf_conntrack_l4proto * nf_ct_l4proto_find_get(u_int16_t l3num, u_int8_t l4num) { |