[NET_SCHED]: Unline tcf_destroy

Uninline tcf_destroy and add a helper function to destroy an entire filter
chain.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 12 deletions

diff --git a/net/sched/sch_cbq.c b/net/sched/sch_cbq.c
index 414a97c962f1..a294542cb8e4 100644
--- a/net/sched/sch_cbq.c
+++ b/net/sched/sch_cbq.c
@@ -1717,23 +1717,13 @@ static unsigned long cbq_get(struct Qdisc *sch, u32 classid)
         return 0;
 }
 
-static void cbq_destroy_filters(struct cbq_class *cl)
-{
-        struct tcf_proto *tp;
-
-        while ((tp = cl->filter_list) != NULL) {
-                cl->filter_list = tp->next;
-                tcf_destroy(tp);
-        }
-}
-
 static void cbq_destroy_class(struct Qdisc *sch, struct cbq_class *cl)
 {
         struct cbq_sched_data *q = qdisc_priv(sch);
 
         BUG_TRAP(!cl->filters);
 
-        cbq_destroy_filters(cl);
+        tcf_destroy_chain(cl->filter_list);
         qdisc_destroy(cl->q);
         qdisc_put_rtab(cl->R_tab);
 #ifdef CONFIG_NET_ESTIMATOR
@@ -1760,7 +1750,7 @@ cbq_destroy(struct Qdisc* sch)
          */
         for (h = 0; h < 16; h++)
                 for (cl = q->classes[h]; cl; cl = cl->next)
-                        cbq_destroy_filters(cl);
+                        tcf_destroy_chain(cl->filter_list);
 
         for (h = 0; h < 16; h++) {
                 struct cbq_class *next;