[RFC PATCH] net: sched: __tcf_idr_check() can be static

[kbuild test robot]

Fixes: 446adedb5339 ("net: sched: always take reference to action")
Signed-off-by: Fengguang Wu <fengguang.wu@xxxxxxxxx>
---
 act_api.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/sched/act_api.c b/net/sched/act_api.c
index 9459cce..27e80cf 100644
--- a/net/sched/act_api.c
+++ b/net/sched/act_api.c
@@ -284,8 +284,8 @@ int tcf_generic_walker(struct tc_action_net *tn, struct sk_buff *skb,
 }
 EXPORT_SYMBOL(tcf_generic_walker);
 
-bool __tcf_idr_check(struct tc_action_net *tn, u32 index, struct tc_action **a,
-		     int bind)
+static bool __tcf_idr_check(struct tc_action_net *tn, u32 index, struct tc_action **a,
+			    int bind)
 {
 	struct tcf_idrinfo *idrinfo = tn->idrinfo;
 	struct tc_action *p;