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authorWANG Cong <xiyou.wangcong@gmail.com>2014-02-11 17:07:31 -0800
committerDavid S. Miller <davem@davemloft.net>2014-02-12 19:23:32 -0500
commit86062033feb8a1692f7a3d570c652f1b4a4b4b52 (patch)
tree1f17c34b7d610f666ffd9e20adbe998d846c7b9b /net/sched/act_nat.c
parentMerge branch 'bnx2x' (diff)
downloadlinux-dev-86062033feb8a1692f7a3d570c652f1b4a4b4b52.tar.xz
linux-dev-86062033feb8a1692f7a3d570c652f1b4a4b4b52.zip
net_sched: act: hide struct tcf_common from API
Now we can totally hide it from modules. tcf_hash_*() API's will operate on struct tc_action, modules don't need to care about the details. Cc: Jamal Hadi Salim <jhs@mojatatu.com> Cc: David S. Miller <davem@davemloft.net> Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com> Signed-off-by: Jamal Hadi Salim <jhs@mojatatu.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/act_nat.c')
-rw-r--r--net/sched/act_nat.c25
1 files changed, 8 insertions, 17 deletions
diff --git a/net/sched/act_nat.c b/net/sched/act_nat.c
index 81f0404bb335..ce9a3914ed4a 100644
--- a/net/sched/act_nat.c
+++ b/net/sched/act_nat.c
@@ -44,7 +44,6 @@ static int tcf_nat_init(struct net *net, struct nlattr *nla, struct nlattr *est,
struct tc_nat *parm;
int ret = 0, err;
struct tcf_nat *p;
- struct tcf_common *pc;
if (nla == NULL)
return -EINVAL;
@@ -57,20 +56,19 @@ static int tcf_nat_init(struct net *net, struct nlattr *nla, struct nlattr *est,
return -EINVAL;
parm = nla_data(tb[TCA_NAT_PARMS]);
- pc = tcf_hash_check(parm->index, a, bind);
- if (!pc) {
- pc = tcf_hash_create(parm->index, est, a, sizeof(*p), bind);
- if (IS_ERR(pc))
- return PTR_ERR(pc);
+ if (!tcf_hash_check(parm->index, a, bind)) {
+ ret = tcf_hash_create(parm->index, est, a, sizeof(*p), bind);
+ if (ret)
+ return ret;
ret = ACT_P_CREATED;
} else {
if (bind)
return 0;
- tcf_hash_release(pc, bind, a->ops->hinfo);
+ tcf_hash_release(a, bind);
if (!ovr)
return -EEXIST;
}
- p = to_tcf_nat(pc);
+ p = to_tcf_nat(a);
spin_lock_bh(&p->tcf_lock);
p->old_addr = parm->old_addr;
@@ -82,18 +80,11 @@ static int tcf_nat_init(struct net *net, struct nlattr *nla, struct nlattr *est,
spin_unlock_bh(&p->tcf_lock);
if (ret == ACT_P_CREATED)
- tcf_hash_insert(pc, a->ops->hinfo);
+ tcf_hash_insert(a);
return ret;
}
-static int tcf_nat_cleanup(struct tc_action *a, int bind)
-{
- struct tcf_nat *p = a->priv;
-
- return tcf_hash_release(&p->common, bind, &nat_hash_info);
-}
-
static int tcf_nat(struct sk_buff *skb, const struct tc_action *a,
struct tcf_result *res)
{
@@ -298,7 +289,7 @@ static struct tc_action_ops act_nat_ops = {
.owner = THIS_MODULE,
.act = tcf_nat,
.dump = tcf_nat_dump,
- .cleanup = tcf_nat_cleanup,
+ .cleanup = tcf_hash_release,
.init = tcf_nat_init,
};