extern int tcf_action_dump_1(struct sk_buff *skb, struct tc_action *a, int, int);
extern int tcf_action_copy_stats (struct sk_buff *,struct tc_action *, int);
#endif /* CONFIG_NET_CLS_ACT */
-
-extern int tcf_police(struct sk_buff *skb, struct tcf_police *p);
-extern void tcf_police_destroy(struct tcf_police *p);
-extern struct tcf_police * tcf_police_locate(struct rtattr *rta, struct rtattr *est);
-extern int tcf_police_dump(struct sk_buff *skb, struct tcf_police *p);
-extern int tcf_police_dump_stats(struct sk_buff *skb, struct tcf_police *p);
-
-static inline int
-tcf_police_release(struct tcf_police *p, int bind)
-{
- int ret = 0;
-#ifdef CONFIG_NET_CLS_ACT
- if (p) {
- if (bind)
- p->tcf_bindcnt--;
-
- p->tcf_refcnt--;
- if (p->tcf_refcnt <= 0 && !p->tcf_bindcnt) {
- tcf_police_destroy(p);
- ret = 1;
- }
- }
-#else
- if (p && --p->tcf_refcnt == 0)
- tcf_police_destroy(p);
-
-#endif /* CONFIG_NET_CLS_ACT */
- return ret;
-}
-
#endif
{
#ifdef CONFIG_NET_CLS_ACT
struct tc_action *action;
-#elif defined CONFIG_NET_CLS_POLICE
- struct tcf_police *police;
#endif
};
{
#ifdef CONFIG_NET_CLS_ACT
return !!exts->action;
-#elif defined CONFIG_NET_CLS_POLICE
- return !!exts->police;
#else
return 0;
#endif
#ifdef CONFIG_NET_CLS_ACT
if (exts->action)
return tcf_action_exec(skb, exts->action, res);
-#elif defined CONFIG_NET_CLS_POLICE
- if (exts->police)
- return tcf_police(skb, exts->police);
#endif
-
return 0;
}
{
sch->qstats.drops++;
-#if defined(CONFIG_NET_CLS_ACT) || defined(CONFIG_NET_CLS_POLICE)
+#ifdef CONFIG_NET_CLS_ACT
if (sch->reshape_fail == NULL || sch->reshape_fail(skb, sch))
goto drop;
config NET_CLS_POLICE
bool "Traffic Policing (obsolete)"
- depends on NET_CLS_ACT!=y
+ select NET_CLS_ACT
+ select NET_ACT_POLICE
---help---
Say Y here if you want to do traffic policing, i.e. strict
- bandwidth limiting. This option is obsoleted by the traffic
- policer implemented as action, it stays here for compatibility
- reasons.
+ bandwidth limiting. This option is obsolete and just selects
+ the option replacing it. It will be removed in the future.
config NET_CLS_IND
bool "Incoming device classification"
obj-$(CONFIG_NET_CLS) += cls_api.o
obj-$(CONFIG_NET_CLS_ACT) += act_api.o
obj-$(CONFIG_NET_ACT_POLICE) += act_police.o
-obj-$(CONFIG_NET_CLS_POLICE) += act_police.o
obj-$(CONFIG_NET_ACT_GACT) += act_gact.o
obj-$(CONFIG_NET_ACT_MIRRED) += act_mirred.o
obj-$(CONFIG_NET_ACT_IPT) += act_ipt.o
/* Each policer is serialized by its individual spinlock */
-#ifdef CONFIG_NET_CLS_ACT
static int tcf_act_police_walker(struct sk_buff *skb, struct netlink_callback *cb,
int type, struct tc_action *a)
{
nlmsg_trim(skb, r);
goto done;
}
-#endif
-void tcf_police_destroy(struct tcf_police *p)
+static void tcf_police_destroy(struct tcf_police *p)
{
unsigned int h = tcf_hash(p->tcf_index, POL_TAB_MASK);
struct tcf_common **p1p;
BUG_TRAP(0);
}
-#ifdef CONFIG_NET_CLS_ACT
static int tcf_act_police_locate(struct rtattr *rta, struct rtattr *est,
struct tc_action *a, int ovr, int bind)
{
static int tcf_act_police_cleanup(struct tc_action *a, int bind)
{
struct tcf_police *p = a->priv;
+ int ret = 0;
- if (p != NULL)
- return tcf_police_release(p, bind);
- return 0;
+ if (p != NULL) {
+ if (bind)
+ p->tcf_bindcnt--;
+
+ p->tcf_refcnt--;
+ if (p->tcf_refcnt <= 0 && !p->tcf_bindcnt) {
+ tcf_police_destroy(p);
+ ret = 1;
+ }
+ }
+ return ret;
}
static int tcf_act_police(struct sk_buff *skb, struct tc_action *a,
module_init(police_init_module);
module_exit(police_cleanup_module);
-
-#else /* CONFIG_NET_CLS_ACT */
-
-static struct tcf_common *tcf_police_lookup(u32 index)
-{
- struct tcf_hashinfo *hinfo = &police_hash_info;
- struct tcf_common *p;
-
- read_lock(hinfo->lock);
- for (p = hinfo->htab[tcf_hash(index, hinfo->hmask)]; p;
- p = p->tcfc_next) {
- if (p->tcfc_index == index)
- break;
- }
- read_unlock(hinfo->lock);
-
- return p;
-}
-
-static u32 tcf_police_new_index(void)
-{
- u32 *idx_gen = &police_idx_gen;
- u32 val = *idx_gen;
-
- do {
- if (++val == 0)
- val = 1;
- } while (tcf_police_lookup(val));
-
- return (*idx_gen = val);
-}
-
-struct tcf_police *tcf_police_locate(struct rtattr *rta, struct rtattr *est)
-{
- unsigned int h;
- struct tcf_police *police;
- struct rtattr *tb[TCA_POLICE_MAX];
- struct tc_police *parm;
- int size;
-
- if (rtattr_parse_nested(tb, TCA_POLICE_MAX, rta) < 0)
- return NULL;
-
- if (tb[TCA_POLICE_TBF-1] == NULL)
- return NULL;
- size = RTA_PAYLOAD(tb[TCA_POLICE_TBF-1]);
- if (size != sizeof(*parm) && size != sizeof(struct tc_police_compat))
- return NULL;
-
- parm = RTA_DATA(tb[TCA_POLICE_TBF-1]);
-
- if (parm->index) {
- struct tcf_common *pc;
-
- pc = tcf_police_lookup(parm->index);
- if (pc) {
- police = to_police(pc);
- police->tcf_refcnt++;
- return police;
- }
- }
- police = kzalloc(sizeof(*police), GFP_KERNEL);
- if (unlikely(!police))
- return NULL;
-
- police->tcf_refcnt = 1;
- spin_lock_init(&police->tcf_lock);
- if (parm->rate.rate) {
- police->tcfp_R_tab =
- qdisc_get_rtab(&parm->rate, tb[TCA_POLICE_RATE-1]);
- if (police->tcfp_R_tab == NULL)
- goto failure;
- if (parm->peakrate.rate) {
- police->tcfp_P_tab =
- qdisc_get_rtab(&parm->peakrate,
- tb[TCA_POLICE_PEAKRATE-1]);
- if (police->tcfp_P_tab == NULL)
- goto failure;
- }
- }
- if (tb[TCA_POLICE_RESULT-1]) {
- if (RTA_PAYLOAD(tb[TCA_POLICE_RESULT-1]) != sizeof(u32))
- goto failure;
- police->tcfp_result = *(u32*)RTA_DATA(tb[TCA_POLICE_RESULT-1]);
- }
- if (tb[TCA_POLICE_AVRATE-1]) {
- if (RTA_PAYLOAD(tb[TCA_POLICE_AVRATE-1]) != sizeof(u32))
- goto failure;
- police->tcfp_ewma_rate =
- *(u32*)RTA_DATA(tb[TCA_POLICE_AVRATE-1]);
- }
- police->tcfp_toks = police->tcfp_burst = parm->burst;
- police->tcfp_mtu = parm->mtu;
- if (police->tcfp_mtu == 0) {
- police->tcfp_mtu = ~0;
- if (police->tcfp_R_tab)
- police->tcfp_mtu = 255<<police->tcfp_R_tab->rate.cell_log;
- }
- if (police->tcfp_P_tab)
- police->tcfp_ptoks = L2T_P(police, police->tcfp_mtu);
- police->tcfp_t_c = psched_get_time();
- police->tcf_index = parm->index ? parm->index :
- tcf_police_new_index();
- police->tcf_action = parm->action;
- if (est)
- gen_new_estimator(&police->tcf_bstats, &police->tcf_rate_est,
- &police->tcf_lock, est);
- h = tcf_hash(police->tcf_index, POL_TAB_MASK);
- write_lock_bh(&police_lock);
- police->tcf_next = tcf_police_ht[h];
- tcf_police_ht[h] = &police->common;
- write_unlock_bh(&police_lock);
- return police;
-
-failure:
- if (police->tcfp_R_tab)
- qdisc_put_rtab(police->tcfp_R_tab);
- kfree(police);
- return NULL;
-}
-
-int tcf_police(struct sk_buff *skb, struct tcf_police *police)
-{
- psched_time_t now;
- long toks;
- long ptoks = 0;
-
- spin_lock(&police->tcf_lock);
-
- police->tcf_bstats.bytes += skb->len;
- police->tcf_bstats.packets++;
-
- if (police->tcfp_ewma_rate &&
- police->tcf_rate_est.bps >= police->tcfp_ewma_rate) {
- police->tcf_qstats.overlimits++;
- spin_unlock(&police->tcf_lock);
- return police->tcf_action;
- }
- if (skb->len <= police->tcfp_mtu) {
- if (police->tcfp_R_tab == NULL) {
- spin_unlock(&police->tcf_lock);
- return police->tcfp_result;
- }
-
- now = psched_get_time();
- toks = psched_tdiff_bounded(now, police->tcfp_t_c,
- police->tcfp_burst);
- if (police->tcfp_P_tab) {
- ptoks = toks + police->tcfp_ptoks;
- if (ptoks > (long)L2T_P(police, police->tcfp_mtu))
- ptoks = (long)L2T_P(police, police->tcfp_mtu);
- ptoks -= L2T_P(police, skb->len);
- }
- toks += police->tcfp_toks;
- if (toks > (long)police->tcfp_burst)
- toks = police->tcfp_burst;
- toks -= L2T(police, skb->len);
- if ((toks|ptoks) >= 0) {
- police->tcfp_t_c = now;
- police->tcfp_toks = toks;
- police->tcfp_ptoks = ptoks;
- spin_unlock(&police->tcf_lock);
- return police->tcfp_result;
- }
- }
-
- police->tcf_qstats.overlimits++;
- spin_unlock(&police->tcf_lock);
- return police->tcf_action;
-}
-EXPORT_SYMBOL(tcf_police);
-
-int tcf_police_dump(struct sk_buff *skb, struct tcf_police *police)
-{
- unsigned char *b = skb_tail_pointer(skb);
- struct tc_police opt;
-
- opt.index = police->tcf_index;
- opt.action = police->tcf_action;
- opt.mtu = police->tcfp_mtu;
- opt.burst = police->tcfp_burst;
- if (police->tcfp_R_tab)
- opt.rate = police->tcfp_R_tab->rate;
- else
- memset(&opt.rate, 0, sizeof(opt.rate));
- if (police->tcfp_P_tab)
- opt.peakrate = police->tcfp_P_tab->rate;
- else
- memset(&opt.peakrate, 0, sizeof(opt.peakrate));
- RTA_PUT(skb, TCA_POLICE_TBF, sizeof(opt), &opt);
- if (police->tcfp_result)
- RTA_PUT(skb, TCA_POLICE_RESULT, sizeof(int),
- &police->tcfp_result);
- if (police->tcfp_ewma_rate)
- RTA_PUT(skb, TCA_POLICE_AVRATE, 4, &police->tcfp_ewma_rate);
- return skb->len;
-
-rtattr_failure:
- nlmsg_trim(skb, b);
- return -1;
-}
-
-int tcf_police_dump_stats(struct sk_buff *skb, struct tcf_police *police)
-{
- struct gnet_dump d;
-
- if (gnet_stats_start_copy_compat(skb, TCA_STATS2, TCA_STATS,
- TCA_XSTATS, &police->tcf_lock,
- &d) < 0)
- goto errout;
-
- if (gnet_stats_copy_basic(&d, &police->tcf_bstats) < 0 ||
- gnet_stats_copy_rate_est(&d, &police->tcf_rate_est) < 0 ||
- gnet_stats_copy_queue(&d, &police->tcf_qstats) < 0)
- goto errout;
-
- if (gnet_stats_finish_copy(&d) < 0)
- goto errout;
-
- return 0;
-
-errout:
- return -1;
-}
-
-#endif /* CONFIG_NET_CLS_ACT */
tcf_action_destroy(exts->action, TCA_ACT_UNBIND);
exts->action = NULL;
}
-#elif defined CONFIG_NET_CLS_POLICE
- if (exts->police) {
- tcf_police_release(exts->police, TCA_ACT_UNBIND);
- exts->police = NULL;
- }
#endif
}
exts->action = act;
}
}
-#elif defined CONFIG_NET_CLS_POLICE
- if (map->police && tb[map->police-1]) {
- struct tcf_police *p;
-
- p = tcf_police_locate(tb[map->police-1], rate_tlv);
- if (p == NULL)
- return -EINVAL;
-
- exts->police = p;
- } else if (map->action && tb[map->action-1])
- return -EOPNOTSUPP;
#else
if ((map->action && tb[map->action-1]) ||
(map->police && tb[map->police-1]))
if (act)
tcf_action_destroy(act, TCA_ACT_UNBIND);
}
-#elif defined CONFIG_NET_CLS_POLICE
- if (src->police) {
- struct tcf_police *p;
- tcf_tree_lock(tp);
- p = xchg(&dst->police, src->police);
- tcf_tree_unlock(tp);
- if (p)
- tcf_police_release(p, TCA_ACT_UNBIND);
- }
#endif
}
p_rta->rta_len = skb_tail_pointer(skb) - (u8 *)p_rta;
}
}
-#elif defined CONFIG_NET_CLS_POLICE
- if (map->police && exts->police) {
- struct rtattr *p_rta = (struct rtattr *)skb_tail_pointer(skb);
-
- RTA_PUT(skb, map->police, 0, NULL);
-
- if (tcf_police_dump(skb, exts->police) < 0)
- goto rtattr_failure;
-
- p_rta->rta_len = skb_tail_pointer(skb) - (u8 *)p_rta;
- }
#endif
return 0;
rtattr_failure: __attribute__ ((unused))
if (exts->action)
if (tcf_action_copy_stats(skb, exts->action, 1) < 0)
goto rtattr_failure;
-#elif defined CONFIG_NET_CLS_POLICE
- if (exts->police)
- if (tcf_police_dump_stats(skb, exts->police) < 0)
- goto rtattr_failure;
#endif
return 0;
rtattr_failure: __attribute__ ((unused))
#ifdef CONFIG_CLS_U32_PERF
printk(" Performance counters on\n");
#endif
-#ifdef CONFIG_NET_CLS_POLICE
- printk(" OLD policer on \n");
-#endif
#ifdef CONFIG_NET_CLS_IND
printk(" input device check on \n");
#endif
ATM_SKB(skb)->atm_options |= ATM_ATMOPT_CLP;
break;
}
-#elif defined(CONFIG_NET_CLS_POLICE)
- switch (result) {
- case TC_POLICE_SHOT:
- kfree_skb(skb);
- goto drop;
- case TC_POLICE_RECLASSIFY:
- if (flow->excess)
- flow = flow->excess;
- else {
- ATM_SKB(skb)->atm_options |= ATM_ATMOPT_CLP;
- break;
- }
- /* fall through */
- case TC_POLICE_OK:
- /* fall through */
- default:
- break;
- }
#endif
}
+
if ((ret = flow->q->enqueue(skb, flow->q)) != 0) {
drop: __maybe_unused
sch->qstats.drops++;
unsigned char priority2; /* priority to be used after overlimit */
unsigned char ewma_log; /* time constant for idle time calculation */
unsigned char ovl_strategy;
-#if defined(CONFIG_NET_CLS_ACT) || defined(CONFIG_NET_CLS_POLICE)
+#ifdef CONFIG_NET_CLS_ACT
unsigned char police;
#endif
struct cbq_class *active[TC_CBQ_MAXPRIO+1]; /* List of all classes
with backlog */
-#if defined(CONFIG_NET_CLS_ACT) || defined(CONFIG_NET_CLS_POLICE)
+#ifdef CONFIG_NET_CLS_ACT
struct cbq_class *rx_class;
#endif
struct cbq_class *tx_class;
return NULL;
}
-#if defined(CONFIG_NET_CLS_ACT) || defined(CONFIG_NET_CLS_POLICE)
+#ifdef CONFIG_NET_CLS_ACT
static struct cbq_class *
cbq_reclassify(struct sk_buff *skb, struct cbq_class *this)
case TC_ACT_RECLASSIFY:
return cbq_reclassify(skb, cl);
}
-#elif defined(CONFIG_NET_CLS_POLICE)
- switch (result) {
- case TC_POLICE_RECLASSIFY:
- return cbq_reclassify(skb, cl);
- case TC_POLICE_SHOT:
- return NULL;
- default:
- break;
- }
#endif
if (cl->level == 0)
return cl;
int ret;
struct cbq_class *cl = cbq_classify(skb, sch, &ret);
-#if defined(CONFIG_NET_CLS_ACT) || defined(CONFIG_NET_CLS_POLICE)
+#ifdef CONFIG_NET_CLS_ACT
q->rx_class = cl;
#endif
if (cl == NULL) {
return ret;
}
-#if defined(CONFIG_NET_CLS_ACT) || defined(CONFIG_NET_CLS_POLICE)
+#ifdef CONFIG_NET_CLS_ACT
cl->q->__parent = sch;
#endif
if ((ret = cl->q->enqueue(skb, cl->q)) == NET_XMIT_SUCCESS) {
cbq_mark_toplevel(q, cl);
-#if defined(CONFIG_NET_CLS_ACT) || defined(CONFIG_NET_CLS_POLICE)
+#ifdef CONFIG_NET_CLS_ACT
q->rx_class = cl;
cl->q->__parent = sch;
#endif
return HRTIMER_NORESTART;
}
-
-#if defined(CONFIG_NET_CLS_ACT) || defined(CONFIG_NET_CLS_POLICE)
-
+#ifdef CONFIG_NET_CLS_ACT
static int cbq_reshape_fail(struct sk_buff *skb, struct Qdisc *child)
{
int len = skb->len;
return 0;
}
-#if defined(CONFIG_NET_CLS_ACT) || defined(CONFIG_NET_CLS_POLICE)
+#ifdef CONFIG_NET_CLS_ACT
static int cbq_set_police(struct cbq_class *cl, struct tc_cbq_police *p)
{
cl->police = p->police;
return -1;
}
-#if defined(CONFIG_NET_CLS_ACT) || defined(CONFIG_NET_CLS_POLICE)
+#ifdef CONFIG_NET_CLS_ACT
static __inline__ int cbq_dump_police(struct sk_buff *skb, struct cbq_class *cl)
{
unsigned char *b = skb_tail_pointer(skb);
cbq_dump_rate(skb, cl) < 0 ||
cbq_dump_wrr(skb, cl) < 0 ||
cbq_dump_ovl(skb, cl) < 0 ||
-#if defined(CONFIG_NET_CLS_ACT) || defined(CONFIG_NET_CLS_POLICE)
+#ifdef CONFIG_NET_CLS_ACT
cbq_dump_police(skb, cl) < 0 ||
#endif
cbq_dump_fopt(skb, cl) < 0)
cl->classid)) == NULL)
return -ENOBUFS;
} else {
-#if defined(CONFIG_NET_CLS_ACT) || defined(CONFIG_NET_CLS_POLICE)
+#ifdef CONFIG_NET_CLS_ACT
if (cl->police == TC_POLICE_RECLASSIFY)
new->reshape_fail = cbq_reshape_fail;
#endif
struct cbq_class *cl;
unsigned h;
-#if defined(CONFIG_NET_CLS_ACT) || defined(CONFIG_NET_CLS_POLICE)
+#ifdef CONFIG_NET_CLS_ACT
q->rx_class = NULL;
#endif
/*
struct cbq_class *cl = (struct cbq_class*)arg;
if (--cl->refcnt == 0) {
-#if defined(CONFIG_NET_CLS_ACT) || defined(CONFIG_NET_CLS_POLICE)
+#ifdef CONFIG_NET_CLS_ACT
struct cbq_sched_data *q = qdisc_priv(sch);
spin_lock_bh(&sch->dev->queue_lock);
RTA_PAYLOAD(tb[TCA_CBQ_WRROPT-1]) < sizeof(struct tc_cbq_wrropt))
return -EINVAL;
-#if defined(CONFIG_NET_CLS_ACT) || defined(CONFIG_NET_CLS_POLICE)
+#ifdef CONFIG_NET_CLS_ACT
if (tb[TCA_CBQ_POLICE-1] &&
RTA_PAYLOAD(tb[TCA_CBQ_POLICE-1]) < sizeof(struct tc_cbq_police))
return -EINVAL;
if (tb[TCA_CBQ_OVL_STRATEGY-1])
cbq_set_overlimit(cl, RTA_DATA(tb[TCA_CBQ_OVL_STRATEGY-1]));
-#if defined(CONFIG_NET_CLS_ACT) || defined(CONFIG_NET_CLS_POLICE)
+#ifdef CONFIG_NET_CLS_ACT
if (tb[TCA_CBQ_POLICE-1])
cbq_set_police(cl, RTA_DATA(tb[TCA_CBQ_POLICE-1]));
#endif
cl->overlimit = cbq_ovl_classic;
if (tb[TCA_CBQ_OVL_STRATEGY-1])
cbq_set_overlimit(cl, RTA_DATA(tb[TCA_CBQ_OVL_STRATEGY-1]));
-#if defined(CONFIG_NET_CLS_ACT) || defined(CONFIG_NET_CLS_POLICE)
+#ifdef CONFIG_NET_CLS_ACT
if (tb[TCA_CBQ_POLICE-1])
cbq_set_police(cl, RTA_DATA(tb[TCA_CBQ_POLICE-1]));
#endif
q->tx_class = NULL;
q->tx_borrowed = NULL;
}
-#if defined(CONFIG_NET_CLS_ACT) || defined(CONFIG_NET_CLS_POLICE)
+#ifdef CONFIG_NET_CLS_ACT
if (q->rx_class == cl)
q->rx_class = NULL;
#endif
kfree_skb(skb);
sch->qstats.drops++;
return NET_XMIT_BYPASS;
-#elif defined(CONFIG_NET_CLS_POLICE)
- case TC_POLICE_SHOT:
- kfree_skb(skb);
- sch->qstats.drops++;
- return NET_XMIT_POLICED;
-#if 0
- case TC_POLICE_RECLASSIFY:
- /* FIXME: what to do here ??? */
-#endif
#endif
- case TC_POLICE_OK:
+ case TC_ACT_OK:
skb->tc_index = TC_H_MIN(res.classid);
break;
- case TC_POLICE_UNSPEC:
- /* fall through */
default:
if (p->default_index != NO_DEFAULT_INDEX)
skb->tc_index = p->default_index;
case TC_ACT_SHOT:
return NULL;
}
-#elif defined(CONFIG_NET_CLS_POLICE)
- if (result == TC_POLICE_SHOT)
- return NULL;
#endif
if ((cl = (struct hfsc_class *)res.class) == NULL) {
if ((cl = hfsc_find_class(res.classid, sch)) == NULL)
case TC_ACT_SHOT:
return NULL;
}
-#elif defined(CONFIG_NET_CLS_POLICE)
- if (result == TC_POLICE_SHOT)
- return HTB_DIRECT;
#endif
if ((cl = (void *)res.class) == NULL) {
if (res.classid == sch->handle)
result = TC_ACT_OK;
break;
}
-/* backward compat */
-#else
-#ifdef CONFIG_NET_CLS_POLICE
- switch (result) {
- case TC_POLICE_SHOT:
- result = NF_DROP;
- sch->qstats.drops++;
- break;
- case TC_POLICE_RECLASSIFY: /* DSCP remarking here ? */
- case TC_POLICE_OK:
- case TC_POLICE_UNSPEC:
- default:
- sch->bstats.packets++;
- sch->bstats.bytes += skb->len;
- result = NF_ACCEPT;
- break;
- }
-
#else
D2PRINTK("Overriding result to ACCEPT\n");
result = NF_ACCEPT;
sch->bstats.packets++;
sch->bstats.bytes += skb->len;
-#endif
#endif
return result;
if (skb->len > q->max_size) {
sch->qstats.drops++;
-#if defined(CONFIG_NET_CLS_ACT) || defined(CONFIG_NET_CLS_POLICE)
+#ifdef CONFIG_NET_CLS_ACT
if (sch->reshape_fail == NULL || sch->reshape_fail(skb, sch))
#endif
kfree_skb(skb);