[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_htb.c b/net/sched/sch_htb.c
index 3f528554b0d4..99bcec8dd04c 100644
--- a/net/sched/sch_htb.c
+++ b/net/sched/sch_htb.c
@@ -1236,16 +1236,6 @@ static unsigned long htb_get(struct Qdisc *sch, u32 classid)
         return (unsigned long)cl;
 }
 
-static void htb_destroy_filters(struct tcf_proto **fl)
-{
-        struct tcf_proto *tp;
-
-        while ((tp = *fl) != NULL) {
-                *fl = tp->next;
-                tcf_destroy(tp);
-        }
-}
-
 static inline int htb_parent_last_child(struct htb_class *cl)
 {
         if (!cl->parent)
@@ -1289,7 +1279,7 @@ static void htb_destroy_class(struct Qdisc *sch, struct htb_class *cl)
         qdisc_put_rtab(cl->rate);
         qdisc_put_rtab(cl->ceil);
 
-        htb_destroy_filters(&cl->filter_list);
+        tcf_destroy_chain(cl->filter_list);
 
         while (!list_empty(&cl->children))
                 htb_destroy_class(sch, list_entry(cl->children.next,
@@ -1321,7 +1311,7 @@ static void htb_destroy(struct Qdisc *sch)
            and surprisingly it worked in 2.4. But it must precede it
            because filter need its target class alive to be able to call
            unbind_filter on it (without Oops). */
-        htb_destroy_filters(&q->filter_list);
+        tcf_destroy_chain(q->filter_list);
 
         while (!list_empty(&q->root))
                 htb_destroy_class(sch, list_entry(q->root.next,