Merge tag 'asoc-v5.6-3' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie...

[linux.git] / net / sched / cls_u32.c

diff --git a/net/sched/cls_u32.c b/net/sched/cls_u32.c
index 66c6bcec16cbc2e06f1e356a3a114a8154bb55a4..a0e6fac613de215bd2ca588624e2f3edda7c19ff 100644 (file)
--- a/net/sched/cls_u32.c
+++ b/net/sched/cls_u32.c
@@ -1108,33 +1108,10 @@ static int u32_change(struct net *net, struct sk_buff *in_skb,
        return err;
 }
 
-static bool u32_hnode_empty(struct tc_u_hnode *ht, bool *non_root_ht)
-{
-       int i;
-
-       if (!ht)
-               return true;
-       if (!ht->is_root) {
-               *non_root_ht = true;
-               return false;
-       }
-       if (*non_root_ht)
-               return false;
-       if (ht->refcnt < 2)
-               return true;
-
-       for (i = 0; i <= ht->divisor; i++) {
-               if (rtnl_dereference(ht->ht[i]))
-                       return false;
-       }
-       return true;
-}
-
 static void u32_walk(struct tcf_proto *tp, struct tcf_walker *arg,
                     bool rtnl_held)
 {
        struct tc_u_common *tp_c = tp->data;
-       bool non_root_ht = false;
        struct tc_u_hnode *ht;
        struct tc_u_knode *n;
        unsigned int h;
@@ -1147,8 +1124,6 @@ static void u32_walk(struct tcf_proto *tp, struct tcf_walker *arg,
             ht = rtnl_dereference(ht->next)) {
                if (ht->prio != tp->prio)
                        continue;
-               if (u32_hnode_empty(ht, &non_root_ht))
-                       return;
                if (arg->count >= arg->skip) {
                        if (arg->fn(tp, ht, arg) < 0) {
                                arg->stop = 1;