From: Florian Westphal <f...@strlen.de>
[ Upstream commit 408bdcfce8dfd6902f75fbcd3b99d8b24b506597 ]
Its the same as nf_conntrack_put(), but without the
need for an indirect call. The downside is a module dependency on
nf_conntrack, but all of these already depend on conntrack anyway.
Cc: Paul Blakey <pa...@mellanox.com>
Cc: d...@openvswitch.org
Signed-off-by: Florian Westphal <f...@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pa...@netfilter.org>
Signed-off-by: Sasha Levin <sas...@kernel.org>
---
net/netfilter/nf_conntrack_core.c | 4 ++--
net/openvswitch/conntrack.c | 14 ++++++++++----
net/sched/act_ct.c | 6 +++---
3 files changed, 15 insertions(+), 9 deletions(-)
diff --git a/net/netfilter/nf_conntrack_core.c
b/net/netfilter/nf_conntrack_core.c
index 7f7997460764..917e708a4561 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -989,7 +989,7 @@ static int __nf_ct_resolve_clash(struct sk_buff *skb,
nf_ct_acct_merge(ct, ctinfo, loser_ct);
nf_ct_add_to_dying_list(loser_ct);
- nf_conntrack_put(&loser_ct->ct_general);
+ nf_ct_put(loser_ct);
nf_ct_set(skb, ct, ctinfo);
NF_CT_STAT_INC(net, clash_resolve);
@@ -1920,7 +1920,7 @@ nf_conntrack_in(struct sk_buff *skb, const struct
nf_hook_state *state)
/* Invalid: inverse of the return code tells
* the netfilter core what to do */
pr_debug("nf_conntrack_in: Can't track with proto module\n");
- nf_conntrack_put(&ct->ct_general);
+ nf_ct_put(ct);
skb->_nfct = 0;
/* Special case: TCP tracker reports an attempt to reopen a
* closed/aborted connection. We have to go back and create a
diff --git a/net/openvswitch/conntrack.c b/net/openvswitch/conntrack.c
index 8f47f4e78d32..f2b64cab9af7 100644
--- a/net/openvswitch/conntrack.c
+++ b/net/openvswitch/conntrack.c
@@ -574,7 +574,7 @@ ovs_ct_expect_find(struct net *net, const struct
nf_conntrack_zone *zone,
struct nf_conn *ct = nf_ct_tuplehash_to_ctrack(h);
nf_ct_delete(ct, 0, 0);
- nf_conntrack_put(&ct->ct_general);
+ nf_ct_put(ct);
}
}
@@ -723,7 +723,7 @@ static bool skb_nfct_cached(struct net *net,
if (nf_ct_is_confirmed(ct))
nf_ct_delete(ct, 0, 0);
- nf_conntrack_put(&ct->ct_general);
+ nf_ct_put(ct);
nf_ct_set(skb, NULL, 0);
return false;
}
@@ -967,7 +967,8 @@ static int __ovs_ct_lookup(struct net *net, struct
sw_flow_key *key,
/* Associate skb with specified zone. */
if (tmpl) {
- nf_conntrack_put(skb_nfct(skb));
+ ct = nf_ct_get(skb, &ctinfo);
+ nf_ct_put(ct);
nf_conntrack_get(&tmpl->ct_general);
nf_ct_set(skb, tmpl, IP_CT_NEW);
}
@@ -1328,7 +1329,12 @@ int ovs_ct_execute(struct net *net, struct sk_buff *skb,
int ovs_ct_clear(struct sk_buff *skb, struct sw_flow_key *key)
{
- nf_conntrack_put(skb_nfct(skb));
+ enum ip_conntrack_info ctinfo;
+ struct nf_conn *ct;
+
+ ct = nf_ct_get(skb, &ctinfo);
+
+ nf_ct_put(ct);
nf_ct_set(skb, NULL, IP_CT_UNTRACKED);
ovs_ct_fill_key(skb, key, false);
diff --git a/net/sched/act_ct.c b/net/sched/act_ct.c
index 4ffea1290ce1..240b3c5d2eb1 100644
--- a/net/sched/act_ct.c
+++ b/net/sched/act_ct.c
@@ -592,7 +592,7 @@ static bool tcf_ct_skb_nfct_cached(struct net *net, struct
sk_buff *skb,
if (nf_ct_is_confirmed(ct))
nf_ct_kill(ct);
- nf_conntrack_put(&ct->ct_general);
+ nf_ct_put(ct);
nf_ct_set(skb, NULL, IP_CT_UNTRACKED);
return false;
@@ -757,7 +757,7 @@ static void tcf_ct_params_free(struct rcu_head *head)
tcf_ct_flow_table_put(params);
if (params->tmpl)
- nf_conntrack_put(¶ms->tmpl->ct_general);
+ nf_ct_put(params->tmpl);
kfree(params);
}
@@ -967,7 +967,7 @@ static int tcf_ct_act(struct sk_buff *skb, const struct
tc_action *a,
tc_skb_cb(skb)->post_ct = false;
ct = nf_ct_get(skb, &ctinfo);
if (ct) {
- nf_conntrack_put(&ct->ct_general);
+ nf_ct_put(ct);
nf_ct_set(skb, NULL, IP_CT_UNTRACKED);
}
--
2.34.1
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