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authorCong Wang <xiyou.wangcong@gmail.com>2018-08-29 10:15:35 -0700
committerDavid S. Miller <davem@davemloft.net>2018-08-31 22:50:15 -0700
commitf061b48c1787e6fece2190e27da6878f4f1796d0 (patch)
tree11125d848a42e2d552f66d6c2b6806ac529c06e6 /net/sched
parentMerge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next (diff)
downloadlinux-dev-f061b48c1787e6fece2190e27da6878f4f1796d0.tar.xz
linux-dev-f061b48c1787e6fece2190e27da6878f4f1796d0.zip
Revert "net: sched: act: add extack for lookup callback"
This reverts commit 331a9295de23 ("net: sched: act: add extack for lookup callback"). This extack is never used after 6 months... In fact, it can be just set in the caller, right after ->lookup(). Cc: Alexander Aring <aring@mojatatu.com> Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched')
-rw-r--r--net/sched/act_api.c6
-rw-r--r--net/sched/act_bpf.c3
-rw-r--r--net/sched/act_connmark.c3
-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.c3
-rw-r--r--net/sched/act_nat.c3
-rw-r--r--net/sched/act_pedit.c3
-rw-r--r--net/sched/act_police.c3
-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
17 files changed, 21 insertions, 36 deletions
diff --git a/net/sched/act_api.c b/net/sched/act_api.c
index db83dac1e7f4..398c752ff529 100644
--- a/net/sched/act_api.c
+++ b/net/sched/act_api.c
@@ -1067,12 +1067,14 @@ static struct tc_action *tcf_action_get_1(struct net *net, struct nlattr *nla,
err = -EINVAL;
ops = tc_lookup_action(tb[TCA_ACT_KIND]);
if (!ops) { /* could happen in batch of actions */
- NL_SET_ERR_MSG(extack, "Specified TC action not found");
+ NL_SET_ERR_MSG(extack, "Specified TC action kind not found");
goto err_out;
}
err = -ENOENT;
- if (ops->lookup(net, &a, index, extack) == 0)
+ if (ops->lookup(net, &a, index) == 0) {
+ NL_SET_ERR_MSG(extack, "TC action with specified index not found");
goto err_mod;
+ }
module_put(ops->owner);
return a;
diff --git a/net/sched/act_bpf.c b/net/sched/act_bpf.c
index 0c68bc9cf0b4..c7633843e223 100644
--- a/net/sched/act_bpf.c
+++ b/net/sched/act_bpf.c
@@ -387,8 +387,7 @@ static int tcf_bpf_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops, extack);
}
-static int tcf_bpf_search(struct net *net, struct tc_action **a, u32 index,
- struct netlink_ext_ack *extack)
+static int tcf_bpf_search(struct net *net, struct tc_action **a, u32 index)
{
struct tc_action_net *tn = net_generic(net, bpf_net_id);
diff --git a/net/sched/act_connmark.c b/net/sched/act_connmark.c
index 6f0f273f1139..e869c0ee63c8 100644
--- a/net/sched/act_connmark.c
+++ b/net/sched/act_connmark.c
@@ -190,8 +190,7 @@ static int tcf_connmark_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops, extack);
}
-static int tcf_connmark_search(struct net *net, struct tc_action **a, u32 index,
- struct netlink_ext_ack *extack)
+static int tcf_connmark_search(struct net *net, struct tc_action **a, u32 index)
{
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 b8a67ae3105a..3dc25b7806d7 100644
--- a/net/sched/act_csum.c
+++ b/net/sched/act_csum.c
@@ -646,8 +646,7 @@ static int tcf_csum_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops, extack);
}
-static int tcf_csum_search(struct net *net, struct tc_action **a, u32 index,
- struct netlink_ext_ack *extack)
+static int tcf_csum_search(struct net *net, struct tc_action **a, u32 index)
{
struct tc_action_net *tn = net_generic(net, csum_net_id);
diff --git a/net/sched/act_gact.c b/net/sched/act_gact.c
index cd1d9bd32ef9..aa44d14b43c7 100644
--- a/net/sched/act_gact.c
+++ b/net/sched/act_gact.c
@@ -222,8 +222,7 @@ static int tcf_gact_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops, extack);
}
-static int tcf_gact_search(struct net *net, struct tc_action **a, u32 index,
- struct netlink_ext_ack *extack)
+static int tcf_gact_search(struct net *net, struct tc_action **a, u32 index)
{
struct tc_action_net *tn = net_generic(net, gact_net_id);
diff --git a/net/sched/act_ife.c b/net/sched/act_ife.c
index 196430aefe87..19454146f60d 100644
--- a/net/sched/act_ife.c
+++ b/net/sched/act_ife.c
@@ -841,8 +841,7 @@ static int tcf_ife_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops, extack);
}
-static int tcf_ife_search(struct net *net, struct tc_action **a, u32 index,
- struct netlink_ext_ack *extack)
+static int tcf_ife_search(struct net *net, struct tc_action **a, u32 index)
{
struct tc_action_net *tn = net_generic(net, ife_net_id);
diff --git a/net/sched/act_ipt.c b/net/sched/act_ipt.c
index 23273b5303fd..1efbfb10b1fc 100644
--- a/net/sched/act_ipt.c
+++ b/net/sched/act_ipt.c
@@ -329,8 +329,7 @@ static int tcf_ipt_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops, extack);
}
-static int tcf_ipt_search(struct net *net, struct tc_action **a, u32 index,
- struct netlink_ext_ack *extack)
+static int tcf_ipt_search(struct net *net, struct tc_action **a, u32 index)
{
struct tc_action_net *tn = net_generic(net, ipt_net_id);
@@ -379,8 +378,7 @@ static int tcf_xt_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops, extack);
}
-static int tcf_xt_search(struct net *net, struct tc_action **a, u32 index,
- struct netlink_ext_ack *extack)
+static int tcf_xt_search(struct net *net, struct tc_action **a, u32 index)
{
struct tc_action_net *tn = net_generic(net, xt_net_id);
diff --git a/net/sched/act_mirred.c b/net/sched/act_mirred.c
index 8bf66d0a6800..a9d64bfe5a2a 100644
--- a/net/sched/act_mirred.c
+++ b/net/sched/act_mirred.c
@@ -338,8 +338,7 @@ static int tcf_mirred_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops, extack);
}
-static int tcf_mirred_search(struct net *net, struct tc_action **a, u32 index,
- struct netlink_ext_ack *extack)
+static int tcf_mirred_search(struct net *net, struct tc_action **a, u32 index)
{
struct tc_action_net *tn = net_generic(net, mirred_net_id);
diff --git a/net/sched/act_nat.c b/net/sched/act_nat.c
index 4313aa102440..d98f33fdffe2 100644
--- a/net/sched/act_nat.c
+++ b/net/sched/act_nat.c
@@ -292,8 +292,7 @@ static int tcf_nat_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops, extack);
}
-static int tcf_nat_search(struct net *net, struct tc_action **a, u32 index,
- struct netlink_ext_ack *extack)
+static int tcf_nat_search(struct net *net, struct tc_action **a, u32 index)
{
struct tc_action_net *tn = net_generic(net, nat_net_id);
diff --git a/net/sched/act_pedit.c b/net/sched/act_pedit.c
index 107034070019..6d6a9450e8ad 100644
--- a/net/sched/act_pedit.c
+++ b/net/sched/act_pedit.c
@@ -452,8 +452,7 @@ static int tcf_pedit_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops, extack);
}
-static int tcf_pedit_search(struct net *net, struct tc_action **a, u32 index,
- struct netlink_ext_ack *extack)
+static int tcf_pedit_search(struct net *net, struct tc_action **a, u32 index)
{
struct tc_action_net *tn = net_generic(net, pedit_net_id);
diff --git a/net/sched/act_police.c b/net/sched/act_police.c
index 5d8bfa878477..393c7a670300 100644
--- a/net/sched/act_police.c
+++ b/net/sched/act_police.c
@@ -312,8 +312,7 @@ nla_put_failure:
return -1;
}
-static int tcf_police_search(struct net *net, struct tc_action **a, u32 index,
- struct netlink_ext_ack *extack)
+static int tcf_police_search(struct net *net, struct tc_action **a, u32 index)
{
struct tc_action_net *tn = net_generic(net, police_net_id);
diff --git a/net/sched/act_sample.c b/net/sched/act_sample.c
index 44e9c00657bc..83a133375d6d 100644
--- a/net/sched/act_sample.c
+++ b/net/sched/act_sample.c
@@ -224,8 +224,7 @@ static int tcf_sample_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops, extack);
}
-static int tcf_sample_search(struct net *net, struct tc_action **a, u32 index,
- struct netlink_ext_ack *extack)
+static int tcf_sample_search(struct net *net, struct tc_action **a, u32 index)
{
struct tc_action_net *tn = net_generic(net, sample_net_id);
diff --git a/net/sched/act_simple.c b/net/sched/act_simple.c
index 52400d49f81f..902957beceb3 100644
--- a/net/sched/act_simple.c
+++ b/net/sched/act_simple.c
@@ -188,8 +188,7 @@ static int tcf_simp_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops, extack);
}
-static int tcf_simp_search(struct net *net, struct tc_action **a, u32 index,
- struct netlink_ext_ack *extack)
+static int tcf_simp_search(struct net *net, struct tc_action **a, u32 index)
{
struct tc_action_net *tn = net_generic(net, simp_net_id);
diff --git a/net/sched/act_skbedit.c b/net/sched/act_skbedit.c
index 73e44ce2a883..b6263704ea57 100644
--- a/net/sched/act_skbedit.c
+++ b/net/sched/act_skbedit.c
@@ -291,8 +291,7 @@ static int tcf_skbedit_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops, extack);
}
-static int tcf_skbedit_search(struct net *net, struct tc_action **a, u32 index,
- struct netlink_ext_ack *extack)
+static int tcf_skbedit_search(struct net *net, struct tc_action **a, u32 index)
{
struct tc_action_net *tn = net_generic(net, skbedit_net_id);
diff --git a/net/sched/act_skbmod.c b/net/sched/act_skbmod.c
index 588077fafd6c..59710a183bd3 100644
--- a/net/sched/act_skbmod.c
+++ b/net/sched/act_skbmod.c
@@ -251,8 +251,7 @@ static int tcf_skbmod_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops, extack);
}
-static int tcf_skbmod_search(struct net *net, struct tc_action **a, u32 index,
- struct netlink_ext_ack *extack)
+static int tcf_skbmod_search(struct net *net, struct tc_action **a, u32 index)
{
struct tc_action_net *tn = net_generic(net, skbmod_net_id);
diff --git a/net/sched/act_tunnel_key.c b/net/sched/act_tunnel_key.c
index 420759153d5f..6d95b6919d9d 100644
--- a/net/sched/act_tunnel_key.c
+++ b/net/sched/act_tunnel_key.c
@@ -540,8 +540,7 @@ static int tunnel_key_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops, extack);
}
-static int tunnel_key_search(struct net *net, struct tc_action **a, u32 index,
- struct netlink_ext_ack *extack)
+static int tunnel_key_search(struct net *net, struct tc_action **a, u32 index)
{
struct tc_action_net *tn = net_generic(net, tunnel_key_net_id);
diff --git a/net/sched/act_vlan.c b/net/sched/act_vlan.c
index 033d273afe50..ba677d54a7af 100644
--- a/net/sched/act_vlan.c
+++ b/net/sched/act_vlan.c
@@ -288,8 +288,7 @@ static int tcf_vlan_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops, extack);
}
-static int tcf_vlan_search(struct net *net, struct tc_action **a, u32 index,
- struct netlink_ext_ack *extack)
+static int tcf_vlan_search(struct net *net, struct tc_action **a, u32 index)
{
struct tc_action_net *tn = net_generic(net, vlan_net_id);