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-rw-r--r--net/sched/act_api.c18
-rw-r--r--net/sched/act_bpf.c3
-rw-r--r--net/sched/act_connmark.c2
-rw-r--r--net/sched/act_csum.c3
-rw-r--r--net/sched/act_gact.c3
-rw-r--r--net/sched/act_ife.c3
-rw-r--r--net/sched/act_ipt.c6
-rw-r--r--net/sched/act_mirred.c5
-rw-r--r--net/sched/act_nat.c2
-rw-r--r--net/sched/act_pedit.c3
-rw-r--r--net/sched/act_police.c2
-rw-r--r--net/sched/act_sample.c3
-rw-r--r--net/sched/act_simple.c3
-rw-r--r--net/sched/act_skbedit.c3
-rw-r--r--net/sched/act_skbmod.c3
-rw-r--r--net/sched/act_tunnel_key.c3
-rw-r--r--net/sched/act_vlan.c3
-rw-r--r--net/sched/cls_api.c5
18 files changed, 46 insertions, 27 deletions
diff --git a/net/sched/act_api.c b/net/sched/act_api.c
index 4f064ecab882..256b0c93916c 100644
--- a/net/sched/act_api.c
+++ b/net/sched/act_api.c
@@ -671,6 +671,7 @@ static struct tc_cookie *nla_memdup_cookie(struct nlattr **tb)
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,
+ bool rtnl_held,
struct netlink_ext_ack *extack)
{
struct tc_action *a;
@@ -721,9 +722,11 @@ struct tc_action *tcf_action_init_1(struct net *net, struct tcf_proto *tp,
a_o = tc_lookup_action_n(act_name);
if (a_o == NULL) {
#ifdef CONFIG_MODULES
- rtnl_unlock();
+ if (rtnl_held)
+ rtnl_unlock();
request_module("act_%s", act_name);
- rtnl_lock();
+ if (rtnl_held)
+ rtnl_lock();
a_o = tc_lookup_action_n(act_name);
@@ -746,9 +749,10 @@ struct tc_action *tcf_action_init_1(struct net *net, struct tcf_proto *tp,
/* backward compatibility for policer */
if (name == NULL)
err = a_o->init(net, tb[TCA_ACT_OPTIONS], est, &a, ovr, bind,
- extack);
+ rtnl_held, extack);
else
- err = a_o->init(net, nla, est, &a, ovr, bind, extack);
+ err = a_o->init(net, nla, est, &a, ovr, bind, rtnl_held,
+ extack);
if (err < 0)
goto err_mod;
@@ -800,7 +804,7 @@ static void cleanup_a(struct list_head *actions, int ovr)
int tcf_action_init(struct net *net, struct tcf_proto *tp, struct nlattr *nla,
struct nlattr *est, char *name, int ovr, int bind,
struct list_head *actions, size_t *attr_size,
- struct netlink_ext_ack *extack)
+ bool rtnl_held, struct netlink_ext_ack *extack)
{
struct nlattr *tb[TCA_ACT_MAX_PRIO + 1];
struct tc_action *act;
@@ -814,7 +818,7 @@ int tcf_action_init(struct net *net, struct tcf_proto *tp, struct nlattr *nla,
for (i = 1; i <= TCA_ACT_MAX_PRIO && tb[i]; i++) {
act = tcf_action_init_1(net, tp, tb[i], est, name, ovr, bind,
- extack);
+ rtnl_held, extack);
if (IS_ERR(act)) {
err = PTR_ERR(act);
goto err;
@@ -1173,7 +1177,7 @@ static int tcf_action_add(struct net *net, struct nlattr *nla,
LIST_HEAD(actions);
ret = tcf_action_init(net, NULL, nla, NULL, NULL, ovr, 0, &actions,
- &attr_size, extack);
+ &attr_size, true, extack);
if (ret)
return ret;
diff --git a/net/sched/act_bpf.c b/net/sched/act_bpf.c
index 15a2a53cbde1..8ebf40a3506c 100644
--- a/net/sched/act_bpf.c
+++ b/net/sched/act_bpf.c
@@ -276,7 +276,8 @@ static void tcf_bpf_prog_fill_cfg(const struct tcf_bpf *prog,
static int tcf_bpf_init(struct net *net, struct nlattr *nla,
struct nlattr *est, struct tc_action **act,
- int replace, int bind, struct netlink_ext_ack *extack)
+ int replace, int bind, bool rtnl_held,
+ struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, bpf_net_id);
struct nlattr *tb[TCA_ACT_BPF_MAX + 1];
diff --git a/net/sched/act_connmark.c b/net/sched/act_connmark.c
index 188865034f9a..e3787aa0025a 100644
--- a/net/sched/act_connmark.c
+++ b/net/sched/act_connmark.c
@@ -96,7 +96,7 @@ static const struct nla_policy connmark_policy[TCA_CONNMARK_MAX + 1] = {
static int tcf_connmark_init(struct net *net, struct nlattr *nla,
struct nlattr *est, struct tc_action **a,
- int ovr, int bind,
+ int ovr, int bind, bool rtnl_held,
struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, connmark_net_id);
diff --git a/net/sched/act_csum.c b/net/sched/act_csum.c
index da865f7b390a..334261943f9f 100644
--- a/net/sched/act_csum.c
+++ b/net/sched/act_csum.c
@@ -46,7 +46,8 @@ static struct tc_action_ops act_csum_ops;
static int tcf_csum_init(struct net *net, struct nlattr *nla,
struct nlattr *est, struct tc_action **a, int ovr,
- int bind, struct netlink_ext_ack *extack)
+ int bind, bool rtnl_held,
+ struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, csum_net_id);
struct tcf_csum_params *params_old, *params_new;
diff --git a/net/sched/act_gact.c b/net/sched/act_gact.c
index ca83debd5a70..b4dfb2b4addc 100644
--- a/net/sched/act_gact.c
+++ b/net/sched/act_gact.c
@@ -56,7 +56,8 @@ static const struct nla_policy gact_policy[TCA_GACT_MAX + 1] = {
static int tcf_gact_init(struct net *net, struct nlattr *nla,
struct nlattr *est, struct tc_action **a,
- int ovr, int bind, struct netlink_ext_ack *extack)
+ int ovr, int bind, bool rtnl_held,
+ struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, gact_net_id);
struct nlattr *tb[TCA_GACT_MAX + 1];
diff --git a/net/sched/act_ife.c b/net/sched/act_ife.c
index 3536a23f46b5..576ffbba61c3 100644
--- a/net/sched/act_ife.c
+++ b/net/sched/act_ife.c
@@ -448,7 +448,8 @@ static int populate_metalist(struct tcf_ife_info *ife, struct nlattr **tb,
static int tcf_ife_init(struct net *net, struct nlattr *nla,
struct nlattr *est, struct tc_action **a,
- int ovr, int bind, struct netlink_ext_ack *extack)
+ int ovr, int bind, bool rtnl_held,
+ struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, ife_net_id);
struct nlattr *tb[TCA_IFE_MAX + 1];
diff --git a/net/sched/act_ipt.c b/net/sched/act_ipt.c
index 7bce88dc11c9..9c21663a86a6 100644
--- a/net/sched/act_ipt.c
+++ b/net/sched/act_ipt.c
@@ -196,7 +196,8 @@ err1:
static int tcf_ipt_init(struct net *net, struct nlattr *nla,
struct nlattr *est, struct tc_action **a, int ovr,
- int bind, struct netlink_ext_ack *extack)
+ int bind, bool rtnl_held,
+ struct netlink_ext_ack *extack)
{
return __tcf_ipt_init(net, ipt_net_id, nla, est, a, &act_ipt_ops, ovr,
bind);
@@ -204,7 +205,8 @@ static int tcf_ipt_init(struct net *net, struct nlattr *nla,
static int tcf_xt_init(struct net *net, struct nlattr *nla,
struct nlattr *est, struct tc_action **a, int ovr,
- int bind, struct netlink_ext_ack *extack)
+ int bind, bool unlocked,
+ struct netlink_ext_ack *extack)
{
return __tcf_ipt_init(net, xt_net_id, nla, est, a, &act_xt_ops, ovr,
bind);
diff --git a/net/sched/act_mirred.c b/net/sched/act_mirred.c
index 82a8bdd67c47..5434f08f2eb7 100644
--- a/net/sched/act_mirred.c
+++ b/net/sched/act_mirred.c
@@ -68,8 +68,9 @@ static unsigned int mirred_net_id;
static struct tc_action_ops act_mirred_ops;
static int tcf_mirred_init(struct net *net, struct nlattr *nla,
- struct nlattr *est, struct tc_action **a, int ovr,
- int bind, struct netlink_ext_ack *extack)
+ struct nlattr *est, struct tc_action **a,
+ int ovr, int bind, bool rtnl_held,
+ struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, mirred_net_id);
struct nlattr *tb[TCA_MIRRED_MAX + 1];
diff --git a/net/sched/act_nat.c b/net/sched/act_nat.c
index 457c2ae3de46..e6487ad1e4a8 100644
--- a/net/sched/act_nat.c
+++ b/net/sched/act_nat.c
@@ -38,7 +38,7 @@ static const struct nla_policy nat_policy[TCA_NAT_MAX + 1] = {
static int tcf_nat_init(struct net *net, struct nlattr *nla, struct nlattr *est,
struct tc_action **a, int ovr, int bind,
- struct netlink_ext_ack *extack)
+ bool rtnl_held, struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, nat_net_id);
struct nlattr *tb[TCA_NAT_MAX + 1];
diff --git a/net/sched/act_pedit.c b/net/sched/act_pedit.c
index 889690e0ec39..f7965f35585b 100644
--- a/net/sched/act_pedit.c
+++ b/net/sched/act_pedit.c
@@ -132,7 +132,8 @@ static int tcf_pedit_key_ex_dump(struct sk_buff *skb,
static int tcf_pedit_init(struct net *net, struct nlattr *nla,
struct nlattr *est, struct tc_action **a,
- int ovr, int bind, struct netlink_ext_ack *extack)
+ int ovr, int bind, bool rtnl_held,
+ struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, pedit_net_id);
struct nlattr *tb[TCA_PEDIT_MAX + 1];
diff --git a/net/sched/act_police.c b/net/sched/act_police.c
index a789b8060968..0e1c2fb0ebea 100644
--- a/net/sched/act_police.c
+++ b/net/sched/act_police.c
@@ -75,7 +75,7 @@ static const struct nla_policy police_policy[TCA_POLICE_MAX + 1] = {
static int tcf_act_police_init(struct net *net, struct nlattr *nla,
struct nlattr *est, struct tc_action **a,
- int ovr, int bind,
+ int ovr, int bind, bool rtnl_held,
struct netlink_ext_ack *extack)
{
int ret = 0, err;
diff --git a/net/sched/act_sample.c b/net/sched/act_sample.c
index 4a46978db092..316fc645595d 100644
--- a/net/sched/act_sample.c
+++ b/net/sched/act_sample.c
@@ -37,7 +37,8 @@ static const struct nla_policy sample_policy[TCA_SAMPLE_MAX + 1] = {
static int tcf_sample_init(struct net *net, struct nlattr *nla,
struct nlattr *est, struct tc_action **a, int ovr,
- int bind, struct netlink_ext_ack *extack)
+ int bind, bool rtnl_held,
+ struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, sample_net_id);
struct nlattr *tb[TCA_SAMPLE_MAX + 1];
diff --git a/net/sched/act_simple.c b/net/sched/act_simple.c
index c3a761097b01..dc591cc87f4a 100644
--- a/net/sched/act_simple.c
+++ b/net/sched/act_simple.c
@@ -79,7 +79,8 @@ static const struct nla_policy simple_policy[TCA_DEF_MAX + 1] = {
static int tcf_simp_init(struct net *net, struct nlattr *nla,
struct nlattr *est, struct tc_action **a,
- int ovr, int bind, struct netlink_ext_ack *extack)
+ int ovr, int bind, bool rtnl_held,
+ struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, simp_net_id);
struct nlattr *tb[TCA_DEF_MAX + 1];
diff --git a/net/sched/act_skbedit.c b/net/sched/act_skbedit.c
index cfd20d3d2ca9..c4ae4bd830aa 100644
--- a/net/sched/act_skbedit.c
+++ b/net/sched/act_skbedit.c
@@ -94,7 +94,8 @@ static const struct nla_policy skbedit_policy[TCA_SKBEDIT_MAX + 1] = {
static int tcf_skbedit_init(struct net *net, struct nlattr *nla,
struct nlattr *est, struct tc_action **a,
- int ovr, int bind, struct netlink_ext_ack *extack)
+ int ovr, int bind, bool rtnl_held,
+ struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, skbedit_net_id);
struct nlattr *tb[TCA_SKBEDIT_MAX + 1];
diff --git a/net/sched/act_skbmod.c b/net/sched/act_skbmod.c
index ff90d720eda3..026d6f58eda1 100644
--- a/net/sched/act_skbmod.c
+++ b/net/sched/act_skbmod.c
@@ -84,7 +84,8 @@ static const struct nla_policy skbmod_policy[TCA_SKBMOD_MAX + 1] = {
static int tcf_skbmod_init(struct net *net, struct nlattr *nla,
struct nlattr *est, struct tc_action **a,
- int ovr, int bind, struct netlink_ext_ack *extack)
+ int ovr, int bind, bool rtnl_held,
+ struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, skbmod_net_id);
struct nlattr *tb[TCA_SKBMOD_MAX + 1];
diff --git a/net/sched/act_tunnel_key.c b/net/sched/act_tunnel_key.c
index 2354f07eba15..15ea5ce0f9ed 100644
--- a/net/sched/act_tunnel_key.c
+++ b/net/sched/act_tunnel_key.c
@@ -201,7 +201,8 @@ static const struct nla_policy tunnel_key_policy[TCA_TUNNEL_KEY_MAX + 1] = {
static int tunnel_key_init(struct net *net, struct nlattr *nla,
struct nlattr *est, struct tc_action **a,
- int ovr, int bind, struct netlink_ext_ack *extack)
+ int ovr, int bind, bool rtnl_held,
+ struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, tunnel_key_net_id);
struct nlattr *tb[TCA_TUNNEL_KEY_MAX + 1];
diff --git a/net/sched/act_vlan.c b/net/sched/act_vlan.c
index 799e3deb44ac..c61775250722 100644
--- a/net/sched/act_vlan.c
+++ b/net/sched/act_vlan.c
@@ -109,7 +109,8 @@ static const struct nla_policy vlan_policy[TCA_VLAN_MAX + 1] = {
static int tcf_vlan_init(struct net *net, struct nlattr *nla,
struct nlattr *est, struct tc_action **a,
- int ovr, int bind, struct netlink_ext_ack *extack)
+ int ovr, int bind, bool rtnl_held,
+ struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, vlan_net_id);
struct nlattr *tb[TCA_VLAN_MAX + 1];
diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
index bbf8dda96b0e..ebc2b9dd783f 100644
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -1632,7 +1632,7 @@ int tcf_exts_validate(struct net *net, struct tcf_proto *tp, struct nlattr **tb,
if (exts->police && tb[exts->police]) {
act = tcf_action_init_1(net, tp, tb[exts->police],
rate_tlv, "police", ovr,
- TCA_ACT_BIND, extack);
+ TCA_ACT_BIND, true, extack);
if (IS_ERR(act))
return PTR_ERR(act);
@@ -1645,7 +1645,8 @@ int tcf_exts_validate(struct net *net, struct tcf_proto *tp, struct nlattr **tb,
err = tcf_action_init(net, tp, tb[exts->action],
rate_tlv, NULL, ovr, TCA_ACT_BIND,
- &actions, &attr_size, extack);
+ &actions, &attr_size, true,
+ extack);
if (err)
return err;
list_for_each_entry(act, &actions, list)
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.