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authorXin Long <lucien.xin@gmail.com>2022-11-06 15:34:15 -0500
committerPaolo Abeni <pabeni@redhat.com>2022-11-08 12:15:19 +0100
commitf96cba2eb923c025014fe74a50e104b7c5234feb (patch)
treef896656234e268bc154e7044d096f257043e6ab9 /net/openvswitch
parentca71277f36e0781db663aedeb5fc1e26e7c144c4 (diff)
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net: move add ct helper function to nf_conntrack_helper for ovs and tc
Move ovs_ct_add_helper from openvswitch to nf_conntrack_helper and rename as nf_ct_add_helper, so that it can be used in TC act_ct in the next patch. Acked-by: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com> Signed-off-by: Xin Long <lucien.xin@gmail.com> Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Diffstat (limited to 'net/openvswitch')
-rw-r--r--net/openvswitch/conntrack.c44
1 files changed, 5 insertions, 39 deletions
diff --git a/net/openvswitch/conntrack.c b/net/openvswitch/conntrack.c
index 18f54fa38e8f..4348321856af 100644
--- a/net/openvswitch/conntrack.c
+++ b/net/openvswitch/conntrack.c
@@ -1291,43 +1291,6 @@ int ovs_ct_clear(struct sk_buff *skb, struct sw_flow_key *key)
return 0;
}
-static int ovs_ct_add_helper(struct ovs_conntrack_info *info, const char *name,
- const struct sw_flow_key *key, bool log)
-{
- struct nf_conntrack_helper *helper;
- struct nf_conn_help *help;
- int ret = 0;
-
- helper = nf_conntrack_helper_try_module_get(name, info->family,
- key->ip.proto);
- if (!helper) {
- OVS_NLERR(log, "Unknown helper \"%s\"", name);
- return -EINVAL;
- }
-
- help = nf_ct_helper_ext_add(info->ct, GFP_KERNEL);
- if (!help) {
- nf_conntrack_helper_put(helper);
- return -ENOMEM;
- }
-
-#if IS_ENABLED(CONFIG_NF_NAT)
- if (info->nat) {
- ret = nf_nat_helper_try_module_get(name, info->family,
- key->ip.proto);
- if (ret) {
- nf_conntrack_helper_put(helper);
- OVS_NLERR(log, "Failed to load \"%s\" NAT helper, error: %d",
- name, ret);
- return ret;
- }
- }
-#endif
- rcu_assign_pointer(help->helper, helper);
- info->helper = helper;
- return ret;
-}
-
#if IS_ENABLED(CONFIG_NF_NAT)
static int parse_nat(const struct nlattr *attr,
struct ovs_conntrack_info *info, bool log)
@@ -1661,9 +1624,12 @@ int ovs_ct_copy_action(struct net *net, const struct nlattr *attr,
}
if (helper) {
- err = ovs_ct_add_helper(&ct_info, helper, key, log);
- if (err)
+ err = nf_ct_add_helper(ct_info.ct, helper, ct_info.family,
+ key->ip.proto, ct_info.nat, &ct_info.helper);
+ if (err) {
+ OVS_NLERR(log, "Failed to add %s helper %d", helper, err);
goto err_free_ct;
+ }
}
err = ovs_nla_add_action(sfa, OVS_ACTION_ATTR_CT, &ct_info,