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-rw-r--r--include/net/act_api.h2
-rw-r--r--net/sched/act_api.c38
-rw-r--r--net/sched/act_bpf.c4
-rw-r--r--net/sched/act_connmark.c1
-rw-r--r--net/sched/act_csum.c3
-rw-r--r--net/sched/act_ct.c2
-rw-r--r--net/sched/act_ctinfo.c3
-rw-r--r--net/sched/act_gact.c2
-rw-r--r--net/sched/act_gate.c3
-rw-r--r--net/sched/act_ife.c3
-rw-r--r--net/sched/act_ipt.c2
-rw-r--r--net/sched/act_mirred.c2
-rw-r--r--net/sched/act_mpls.c2
-rw-r--r--net/sched/act_nat.c3
-rw-r--r--net/sched/act_pedit.c2
-rw-r--r--net/sched/act_police.c2
-rw-r--r--net/sched/act_sample.c2
-rw-r--r--net/sched/act_simple.c2
-rw-r--r--net/sched/act_skbedit.c2
-rw-r--r--net/sched/act_skbmod.c2
-rw-r--r--net/sched/act_tunnel_key.c3
-rw-r--r--net/sched/act_vlan.c2
22 files changed, 21 insertions, 66 deletions
diff --git a/include/net/act_api.h b/include/net/act_api.h
index cb382a89ea58..87214927314a 100644
--- a/include/net/act_api.h
+++ b/include/net/act_api.h
@@ -166,8 +166,6 @@ int tcf_idr_create_from_flags(struct tc_action_net *tn, u32 index,
struct nlattr *est, struct tc_action **a,
const struct tc_action_ops *ops, int bind,
u32 flags);
-void tcf_idr_insert(struct tc_action_net *tn, struct tc_action *a);
-
void tcf_idr_cleanup(struct tc_action_net *tn, u32 index);
int tcf_idr_check_alloc(struct tc_action_net *tn, u32 *index,
struct tc_action **a, int bind);
diff --git a/net/sched/act_api.c b/net/sched/act_api.c
index 063d8aaf2900..0030f00234ee 100644
--- a/net/sched/act_api.c
+++ b/net/sched/act_api.c
@@ -467,17 +467,6 @@ int tcf_idr_create_from_flags(struct tc_action_net *tn, u32 index,
}
EXPORT_SYMBOL(tcf_idr_create_from_flags);
-void tcf_idr_insert(struct tc_action_net *tn, struct tc_action *a)
-{
- struct tcf_idrinfo *idrinfo = tn->idrinfo;
-
- mutex_lock(&idrinfo->lock);
- /* Replace ERR_PTR(-EBUSY) allocated by tcf_idr_check_alloc */
- WARN_ON(!IS_ERR(idr_replace(&idrinfo->action_idr, a, a->tcfa_index)));
- mutex_unlock(&idrinfo->lock);
-}
-EXPORT_SYMBOL(tcf_idr_insert);
-
/* Cleanup idr index that was allocated but not initialized. */
void tcf_idr_cleanup(struct tc_action_net *tn, u32 index)
@@ -902,6 +891,16 @@ static const struct nla_policy tcf_action_policy[TCA_ACT_MAX + 1] = {
[TCA_ACT_HW_STATS] = NLA_POLICY_BITFIELD32(TCA_ACT_HW_STATS_ANY),
};
+static void tcf_idr_insert(struct tc_action *a)
+{
+ struct tcf_idrinfo *idrinfo = a->idrinfo;
+
+ mutex_lock(&idrinfo->lock);
+ /* Replace ERR_PTR(-EBUSY) allocated by tcf_idr_check_alloc */
+ WARN_ON(!IS_ERR(idr_replace(&idrinfo->action_idr, a, a->tcfa_index)));
+ mutex_unlock(&idrinfo->lock);
+}
+
struct tc_action *tcf_action_init_1(struct net *net, struct tcf_proto *tp,
struct nlattr *nla, struct nlattr *est,
char *name, int ovr, int bind,
@@ -989,6 +988,16 @@ struct tc_action *tcf_action_init_1(struct net *net, struct tcf_proto *tp,
if (err < 0)
goto err_mod;
+ if (TC_ACT_EXT_CMP(a->tcfa_action, TC_ACT_GOTO_CHAIN) &&
+ !rcu_access_pointer(a->goto_chain)) {
+ tcf_action_destroy_1(a, bind);
+ NL_SET_ERR_MSG(extack, "can't use goto chain with NULL chain");
+ return ERR_PTR(-EINVAL);
+ }
+
+ if (err == ACT_P_CREATED)
+ tcf_idr_insert(a);
+
if (!name && tb[TCA_ACT_COOKIE])
tcf_set_action_cookie(&a->act_cookie, cookie);
@@ -1002,13 +1011,6 @@ struct tc_action *tcf_action_init_1(struct net *net, struct tcf_proto *tp,
if (err != ACT_P_CREATED)
module_put(a_o->owner);
- if (TC_ACT_EXT_CMP(a->tcfa_action, TC_ACT_GOTO_CHAIN) &&
- !rcu_access_pointer(a->goto_chain)) {
- tcf_action_destroy_1(a, bind);
- NL_SET_ERR_MSG(extack, "can't use goto chain with NULL chain");
- return ERR_PTR(-EINVAL);
- }
-
return a;
err_mod:
diff --git a/net/sched/act_bpf.c b/net/sched/act_bpf.c
index 54d5652cfe6c..a4c7ba35a343 100644
--- a/net/sched/act_bpf.c
+++ b/net/sched/act_bpf.c
@@ -365,9 +365,7 @@ static int tcf_bpf_init(struct net *net, struct nlattr *nla,
if (goto_ch)
tcf_chain_put_by_act(goto_ch);
- if (res == ACT_P_CREATED) {
- tcf_idr_insert(tn, *act);
- } else {
+ if (res != ACT_P_CREATED) {
/* make sure the program being replaced is no longer executing */
synchronize_rcu();
tcf_bpf_cfg_cleanup(&old);
diff --git a/net/sched/act_connmark.c b/net/sched/act_connmark.c
index f901421b0634..e19885d7fe2c 100644
--- a/net/sched/act_connmark.c
+++ b/net/sched/act_connmark.c
@@ -139,7 +139,6 @@ static int tcf_connmark_init(struct net *net, struct nlattr *nla,
ci->net = net;
ci->zone = parm->zone;
- tcf_idr_insert(tn, *a);
ret = ACT_P_CREATED;
} else if (ret > 0) {
ci = to_connmark(*a);
diff --git a/net/sched/act_csum.c b/net/sched/act_csum.c
index f5826e457679..4fa4fcb842ba 100644
--- a/net/sched/act_csum.c
+++ b/net/sched/act_csum.c
@@ -110,9 +110,6 @@ static int tcf_csum_init(struct net *net, struct nlattr *nla,
if (params_new)
kfree_rcu(params_new, rcu);
- if (ret == ACT_P_CREATED)
- tcf_idr_insert(tn, *a);
-
return ret;
put_chain:
if (goto_ch)
diff --git a/net/sched/act_ct.c b/net/sched/act_ct.c
index 2c3619165680..a780afdf570d 100644
--- a/net/sched/act_ct.c
+++ b/net/sched/act_ct.c
@@ -1297,8 +1297,6 @@ static int tcf_ct_init(struct net *net, struct nlattr *nla,
tcf_chain_put_by_act(goto_ch);
if (params)
call_rcu(&params->rcu, tcf_ct_params_free);
- if (res == ACT_P_CREATED)
- tcf_idr_insert(tn, *a);
return res;
diff --git a/net/sched/act_ctinfo.c b/net/sched/act_ctinfo.c
index b5042f3ea079..6084300e51ad 100644
--- a/net/sched/act_ctinfo.c
+++ b/net/sched/act_ctinfo.c
@@ -269,9 +269,6 @@ static int tcf_ctinfo_init(struct net *net, struct nlattr *nla,
if (cp_new)
kfree_rcu(cp_new, rcu);
- if (ret == ACT_P_CREATED)
- tcf_idr_insert(tn, *a);
-
return ret;
put_chain:
diff --git a/net/sched/act_gact.c b/net/sched/act_gact.c
index 410e3bbfb9ca..73c3926358a0 100644
--- a/net/sched/act_gact.c
+++ b/net/sched/act_gact.c
@@ -140,8 +140,6 @@ static int tcf_gact_init(struct net *net, struct nlattr *nla,
if (goto_ch)
tcf_chain_put_by_act(goto_ch);
- if (ret == ACT_P_CREATED)
- tcf_idr_insert(tn, *a);
return ret;
release_idr:
tcf_idr_release(*a, bind);
diff --git a/net/sched/act_gate.c b/net/sched/act_gate.c
index 1fb8d428d2c1..7c0771dd77a3 100644
--- a/net/sched/act_gate.c
+++ b/net/sched/act_gate.c
@@ -437,9 +437,6 @@ static int tcf_gate_init(struct net *net, struct nlattr *nla,
if (goto_ch)
tcf_chain_put_by_act(goto_ch);
- if (ret == ACT_P_CREATED)
- tcf_idr_insert(tn, *a);
-
return ret;
chain_put:
diff --git a/net/sched/act_ife.c b/net/sched/act_ife.c
index 5c568757643b..a2ddea04183a 100644
--- a/net/sched/act_ife.c
+++ b/net/sched/act_ife.c
@@ -627,9 +627,6 @@ static int tcf_ife_init(struct net *net, struct nlattr *nla,
if (p)
kfree_rcu(p, rcu);
- if (ret == ACT_P_CREATED)
- tcf_idr_insert(tn, *a);
-
return ret;
metadata_parse_err:
if (goto_ch)
diff --git a/net/sched/act_ipt.c b/net/sched/act_ipt.c
index 400a2cfe8452..8dc3bec0d325 100644
--- a/net/sched/act_ipt.c
+++ b/net/sched/act_ipt.c
@@ -189,8 +189,6 @@ static int __tcf_ipt_init(struct net *net, unsigned int id, struct nlattr *nla,
ipt->tcfi_t = t;
ipt->tcfi_hook = hook;
spin_unlock_bh(&ipt->tcf_lock);
- if (ret == ACT_P_CREATED)
- tcf_idr_insert(tn, *a);
return ret;
err3:
diff --git a/net/sched/act_mirred.c b/net/sched/act_mirred.c
index b2705318993b..e24b7e2331cd 100644
--- a/net/sched/act_mirred.c
+++ b/net/sched/act_mirred.c
@@ -194,8 +194,6 @@ static int tcf_mirred_init(struct net *net, struct nlattr *nla,
spin_lock(&mirred_list_lock);
list_add(&m->tcfm_list, &mirred_list);
spin_unlock(&mirred_list_lock);
-
- tcf_idr_insert(tn, *a);
}
return ret;
diff --git a/net/sched/act_mpls.c b/net/sched/act_mpls.c
index 8118e2640979..e298ec3b3c9e 100644
--- a/net/sched/act_mpls.c
+++ b/net/sched/act_mpls.c
@@ -273,8 +273,6 @@ static int tcf_mpls_init(struct net *net, struct nlattr *nla,
if (p)
kfree_rcu(p, rcu);
- if (ret == ACT_P_CREATED)
- tcf_idr_insert(tn, *a);
return ret;
put_chain:
if (goto_ch)
diff --git a/net/sched/act_nat.c b/net/sched/act_nat.c
index 855a6fa16a62..1ebd2a86d980 100644
--- a/net/sched/act_nat.c
+++ b/net/sched/act_nat.c
@@ -93,9 +93,6 @@ static int tcf_nat_init(struct net *net, struct nlattr *nla, struct nlattr *est,
if (goto_ch)
tcf_chain_put_by_act(goto_ch);
- if (ret == ACT_P_CREATED)
- tcf_idr_insert(tn, *a);
-
return ret;
release_idr:
tcf_idr_release(*a, bind);
diff --git a/net/sched/act_pedit.c b/net/sched/act_pedit.c
index c158bfed86d5..b45304446e13 100644
--- a/net/sched/act_pedit.c
+++ b/net/sched/act_pedit.c
@@ -238,8 +238,6 @@ static int tcf_pedit_init(struct net *net, struct nlattr *nla,
spin_unlock_bh(&p->tcf_lock);
if (goto_ch)
tcf_chain_put_by_act(goto_ch);
- if (ret == ACT_P_CREATED)
- tcf_idr_insert(tn, *a);
return ret;
put_chain:
diff --git a/net/sched/act_police.c b/net/sched/act_police.c
index 0b431d493768..8d8452b1cdd4 100644
--- a/net/sched/act_police.c
+++ b/net/sched/act_police.c
@@ -201,8 +201,6 @@ static int tcf_police_init(struct net *net, struct nlattr *nla,
if (new)
kfree_rcu(new, rcu);
- if (ret == ACT_P_CREATED)
- tcf_idr_insert(tn, *a);
return ret;
failure:
diff --git a/net/sched/act_sample.c b/net/sched/act_sample.c
index 5e2df590bb58..3ebf9ede3cf1 100644
--- a/net/sched/act_sample.c
+++ b/net/sched/act_sample.c
@@ -116,8 +116,6 @@ static int tcf_sample_init(struct net *net, struct nlattr *nla,
if (goto_ch)
tcf_chain_put_by_act(goto_ch);
- if (ret == ACT_P_CREATED)
- tcf_idr_insert(tn, *a);
return ret;
put_chain:
if (goto_ch)
diff --git a/net/sched/act_simple.c b/net/sched/act_simple.c
index 9813ca4006dd..a4f3d0f0daa9 100644
--- a/net/sched/act_simple.c
+++ b/net/sched/act_simple.c
@@ -157,8 +157,6 @@ static int tcf_simp_init(struct net *net, struct nlattr *nla,
goto release_idr;
}
- if (ret == ACT_P_CREATED)
- tcf_idr_insert(tn, *a);
return ret;
put_chain:
if (goto_ch)
diff --git a/net/sched/act_skbedit.c b/net/sched/act_skbedit.c
index d0652386c6e2..e5f3fb8b00e3 100644
--- a/net/sched/act_skbedit.c
+++ b/net/sched/act_skbedit.c
@@ -225,8 +225,6 @@ static int tcf_skbedit_init(struct net *net, struct nlattr *nla,
if (goto_ch)
tcf_chain_put_by_act(goto_ch);
- if (ret == ACT_P_CREATED)
- tcf_idr_insert(tn, *a);
return ret;
put_chain:
if (goto_ch)
diff --git a/net/sched/act_skbmod.c b/net/sched/act_skbmod.c
index 39e6d94cfafb..81a1c67335be 100644
--- a/net/sched/act_skbmod.c
+++ b/net/sched/act_skbmod.c
@@ -190,8 +190,6 @@ static int tcf_skbmod_init(struct net *net, struct nlattr *nla,
if (goto_ch)
tcf_chain_put_by_act(goto_ch);
- if (ret == ACT_P_CREATED)
- tcf_idr_insert(tn, *a);
return ret;
put_chain:
if (goto_ch)
diff --git a/net/sched/act_tunnel_key.c b/net/sched/act_tunnel_key.c
index 37f1e10f35e0..a229751ee8c4 100644
--- a/net/sched/act_tunnel_key.c
+++ b/net/sched/act_tunnel_key.c
@@ -537,9 +537,6 @@ static int tunnel_key_init(struct net *net, struct nlattr *nla,
if (goto_ch)
tcf_chain_put_by_act(goto_ch);
- if (ret == ACT_P_CREATED)
- tcf_idr_insert(tn, *a);
-
return ret;
put_chain:
diff --git a/net/sched/act_vlan.c b/net/sched/act_vlan.c
index a5ff9f68ab02..163b0385fd4c 100644
--- a/net/sched/act_vlan.c
+++ b/net/sched/act_vlan.c
@@ -229,8 +229,6 @@ static int tcf_vlan_init(struct net *net, struct nlattr *nla,
if (p)
kfree_rcu(p, rcu);
- if (ret == ACT_P_CREATED)
- tcf_idr_insert(tn, *a);
return ret;
put_chain:
if (goto_ch)