net_sched: remove unused tcf_idr_check()

tcf_idr_check() is replaced by tcf_idr_check_alloc(),
and __tcf_idr_check() now can be folded into tcf_idr_search().

Fixes: 0190c1d452a9 ("net: sched: atomically check-allocate action")
Cc: Jiri Pirko <jiri@mellanox.com>
Cc: Vlad Buslov <vladbu@mellanox.com>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 3 insertions, 21 deletions

diff --git a/include/net/act_api.h b/include/net/act_api.h
index e32708491d83..eaa0e8b93d5b 100644
--- a/include/net/act_api.h
+++ b/include/net/act_api.h
@@ -147,8 +147,6 @@ int tcf_generic_walker(struct tc_action_net *tn, struct sk_buff *skb,
                        const struct tc_action_ops *ops,
                        struct netlink_ext_ack *extack);
 int tcf_idr_search(struct tc_action_net *tn, struct tc_action **a, u32 index);
-bool tcf_idr_check(struct tc_action_net *tn, u32 index, struct tc_action **a,
-                    int bind);
 int tcf_idr_create(struct tc_action_net *tn, u32 index, struct nlattr *est,
                    struct tc_action **a, const struct tc_action_ops *ops,
                    int bind, bool cpustats);
diff --git a/net/sched/act_api.c b/net/sched/act_api.c
index ba55226928a3..d76948f02a02 100644
--- a/net/sched/act_api.c
+++ b/net/sched/act_api.c
@@ -300,21 +300,17 @@ int tcf_generic_walker(struct tc_action_net *tn, struct sk_buff *skb,
 }
 EXPORT_SYMBOL(tcf_generic_walker);
 
-static bool __tcf_idr_check(struct tc_action_net *tn, u32 index,
-                            struct tc_action **a, int bind)
+int tcf_idr_search(struct tc_action_net *tn, struct tc_action **a, u32 index)
 {
         struct tcf_idrinfo *idrinfo = tn->idrinfo;
         struct tc_action *p;
 
         spin_lock(&idrinfo->lock);
         p = idr_find(&idrinfo->action_idr, index);
-        if (IS_ERR(p)) {
+        if (IS_ERR(p))
                 p = NULL;
-        } else if (p) {
+        else if (p)
                 refcount_inc(&p->tcfa_refcnt);
-                if (bind)
-                        atomic_inc(&p->tcfa_bindcnt);
-        }
         spin_unlock(&idrinfo->lock);
 
         if (p) {
@@ -323,20 +319,8 @@ static bool __tcf_idr_check(struct tc_action_net *tn, u32 index,
         }
         return false;
 }
-
-int tcf_idr_search(struct tc_action_net *tn, struct tc_action **a, u32 index)
-{
-        return __tcf_idr_check(tn, index, a, 0);
-}
 EXPORT_SYMBOL(tcf_idr_search);
 
-bool tcf_idr_check(struct tc_action_net *tn, u32 index, struct tc_action **a,
-                   int bind)
-{
-        return __tcf_idr_check(tn, index, a, bind);
-}
-EXPORT_SYMBOL(tcf_idr_check);
-
 static int tcf_idr_delete_index(struct tcf_idrinfo *idrinfo, u32 index)
 {
         struct tc_action *p;