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authorWANG Cong <xiyou.wangcong@gmail.com>2013-12-15 20:15:08 -0800
committerDavid S. Miller <davem@davemloft.net>2013-12-18 12:52:07 -0500
commit369ba56787d7469c0afda70bb9ff76ad5faaead5 (patch)
tree58425d3d564e3255c6660185bf22c80b76305ff5 /net/sched/act_nat.c
parent5da57f422d89c504a1d72dadd4e19d3dca8e974e (diff)
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net_sched: init struct tcf_hashinfo at register time
It looks weird to store the lock out of the struct but still points to a static variable. Just move them into the struct. 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.c12
1 files changed, 5 insertions, 7 deletions
diff --git a/net/sched/act_nat.c b/net/sched/act_nat.c
index 6a15ace00241..409fe7181c5f 100644
--- a/net/sched/act_nat.c
+++ b/net/sched/act_nat.c
@@ -30,15 +30,9 @@
#define NAT_TAB_MASK 15
-static struct tcf_common *tcf_nat_ht[NAT_TAB_MASK + 1];
static u32 nat_idx_gen;
-static DEFINE_RWLOCK(nat_lock);
-static struct tcf_hashinfo nat_hash_info = {
- .htab = tcf_nat_ht,
- .hmask = NAT_TAB_MASK,
- .lock = &nat_lock,
-};
+static struct tcf_hashinfo nat_hash_info;
static const struct nla_policy nat_policy[TCA_NAT_MAX + 1] = {
[TCA_NAT_PARMS] = { .len = sizeof(struct tc_nat) },
@@ -316,12 +310,16 @@ MODULE_LICENSE("GPL");
static int __init nat_init_module(void)
{
+ int err = tcf_hashinfo_init(&nat_hash_info, NAT_TAB_MASK+1);
+ if (err)
+ return err;
return tcf_register_action(&act_nat_ops);
}
static void __exit nat_cleanup_module(void)
{
tcf_unregister_action(&act_nat_ops);
+ tcf_hashinfo_destroy(&nat_hash_info);
}
module_init(nat_init_module);