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net_sched: act: export tcf_hash_search() instead of tcf_hash_lookup() 

So that we will not expose struct tcf_common to modules.

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>
This commit is contained in:
WANG Cong 2014-01-17 11:37:03 -08:00 committed by David S. Miller
parent c779f7af99
commit 6e6a50c254
3 changed files with 6 additions and 10 deletions
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2
include/net/act_api.h
View File

@ -97,7 +97,7 @@ struct tc_action_ops {
int (*walk)(struct sk_buff *, struct netlink_callback *, int, struct tc_action *); int (*walk)(struct sk_buff *, struct netlink_callback *, int, struct tc_action *);
}; };
struct tcf_common *tcf_hash_lookup(u32 index, struct tcf_hashinfo *hinfo); int tcf_hash_search(struct tc_action *a, u32 index);
void tcf_hash_destroy(struct tcf_common *p, struct tcf_hashinfo *hinfo); void tcf_hash_destroy(struct tcf_common *p, struct tcf_hashinfo *hinfo);
int tcf_hash_release(struct tcf_common *p, int bind, int tcf_hash_release(struct tcf_common *p, int bind,
struct tcf_hashinfo *hinfo); struct tcf_hashinfo *hinfo);

6
net/sched/act_api.c
View File

@ -156,7 +156,7 @@ static int tcf_generic_walker(struct sk_buff *skb, struct netlink_callback *cb,
} }
} }
struct tcf_common *tcf_hash_lookup(u32 index, struct tcf_hashinfo *hinfo) static struct tcf_common *tcf_hash_lookup(u32 index, struct tcf_hashinfo *hinfo)
{ {
struct tcf_common *p = NULL; struct tcf_common *p = NULL;
struct hlist_head *head; struct hlist_head *head;
@ -170,7 +170,6 @@ struct tcf_common *tcf_hash_lookup(u32 index, struct tcf_hashinfo *hinfo)
return p; return p;
} }
EXPORT_SYMBOL(tcf_hash_lookup);
u32 tcf_hash_new_index(struct tcf_hashinfo *hinfo) u32 tcf_hash_new_index(struct tcf_hashinfo *hinfo)
{ {
@ -186,7 +185,7 @@ u32 tcf_hash_new_index(struct tcf_hashinfo *hinfo)
} }
EXPORT_SYMBOL(tcf_hash_new_index); EXPORT_SYMBOL(tcf_hash_new_index);
static int tcf_hash_search(struct tc_action *a, u32 index) int tcf_hash_search(struct tc_action *a, u32 index)
{ {
struct tcf_hashinfo *hinfo = a->ops->hinfo; struct tcf_hashinfo *hinfo = a->ops->hinfo;
struct tcf_common *p = tcf_hash_lookup(index, hinfo); struct tcf_common *p = tcf_hash_lookup(index, hinfo);
@ -197,6 +196,7 @@ static int tcf_hash_search(struct tc_action *a, u32 index)
} }
return 0; return 0;
} }
EXPORT_SYMBOL(tcf_hash_search);
struct tcf_common *tcf_hash_check(u32 index, struct tc_action *a, int bind) struct tcf_common *tcf_hash_check(u32 index, struct tc_action *a, int bind)
{ {

8
net/sched/act_police.c
View File

@ -140,12 +140,8 @@ static int tcf_act_police_locate(struct net *net, struct nlattr *nla,
parm = nla_data(tb[TCA_POLICE_TBF]); parm = nla_data(tb[TCA_POLICE_TBF]);
if (parm->index) { if (parm->index) {
struct tcf_common *pc; if (tcf_hash_search(a, parm->index)) {
police = to_police(a->priv);
pc = tcf_hash_lookup(parm->index, hinfo);
if (pc != NULL) {
a->priv = pc;
police = to_police(pc);
if (bind) { if (bind) {
police->tcf_bindcnt += 1; police->tcf_bindcnt += 1;
police->tcf_refcnt += 1; police->tcf_refcnt += 1;