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net-sched: change tcf_destroy_chain() to clear start of filter list

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Pass double tcf_proto pointers to tcf_destroy_chain() to make it
clear the start of the filter list for more consistency.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Patrick McHardy 2008-07-01 19:52:38 -07:00 committed by David S. Miller
parent 77a538d5aa
commit ff31ab56c0
11 changed files with 17 additions and 21 deletions
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2
include/net/sch_generic.h
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@ -178,7 +178,7 @@ extern struct Qdisc *qdisc_alloc(struct net_device *dev, struct Qdisc_ops *ops);
extern struct Qdisc *qdisc_create_dflt(struct net_device *dev,
struct Qdisc_ops *ops, u32 parentid);
extern void tcf_destroy(struct tcf_proto *tp);
extern void tcf_destroy_chain(struct tcf_proto *fl);
extern void tcf_destroy_chain(struct tcf_proto **fl);
static inline int __qdisc_enqueue_tail(struct sk_buff *skb, struct Qdisc *sch,
struct sk_buff_head *list)

3
net/mac80211/wme.c
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@ -323,8 +323,7 @@ static void wme_qdiscop_destroy(struct Qdisc* qd)
struct ieee80211_hw *hw = &local->hw;
int queue;
tcf_destroy_chain(q->filter_list);
q->filter_list = NULL;
tcf_destroy_chain(&q->filter_list);
for (queue=0; queue < hw->queues; queue++) {
skb_queue_purge(&q->requeued[queue]);

6
net/sched/sch_api.c
View File

@ -1252,12 +1252,12 @@ void tcf_destroy(struct tcf_proto *tp)
kfree(tp);
}
void tcf_destroy_chain(struct tcf_proto *fl)
void tcf_destroy_chain(struct tcf_proto **fl)
{
struct tcf_proto *tp;
while ((tp = fl) != NULL) {
fl = tp->next;
while ((tp = *fl) != NULL) {
*fl = tp->next;
tcf_destroy(tp);
}
}

5
net/sched/sch_atm.c
View File

@ -160,7 +160,7 @@ static void atm_tc_put(struct Qdisc *sch, unsigned long cl)
*prev = flow->next;
pr_debug("atm_tc_put: qdisc %p\n", flow->q);
qdisc_destroy(flow->q);
tcf_destroy_chain(flow->filter_list);
tcf_destroy_chain(&flow->filter_list);
if (flow->sock) {
pr_debug("atm_tc_put: f_count %d\n",
file_count(flow->sock->file));
@ -588,8 +588,7 @@ static void atm_tc_destroy(struct Qdisc *sch)
pr_debug("atm_tc_destroy(sch %p,[qdisc %p])\n", sch, p);
/* races ? */
while ((flow = p->flows)) {
tcf_destroy_chain(flow->filter_list);
flow->filter_list = NULL;
tcf_destroy_chain(&flow->filter_list);
if (flow->ref > 1)
printk(KERN_ERR "atm_destroy: %p->ref = %d\n", flow,
flow->ref);

8
net/sched/sch_cbq.c
View File

@ -1704,7 +1704,7 @@ static void cbq_destroy_class(struct Qdisc *sch, struct cbq_class *cl)
BUG_TRAP(!cl->filters);
tcf_destroy_chain(cl->filter_list);
tcf_destroy_chain(&cl->filter_list);
qdisc_destroy(cl->q);
qdisc_put_rtab(cl->R_tab);
gen_kill_estimator(&cl->bstats, &cl->rate_est);
@ -1728,10 +1728,8 @@ cbq_destroy(struct Qdisc* sch)
* be bound to classes which have been destroyed already. --TGR '04
*/
for (h = 0; h < 16; h++) {
for (cl = q->classes[h]; cl; cl = cl->next) {
tcf_destroy_chain(cl->filter_list);
cl->filter_list = NULL;
}
for (cl = q->classes[h]; cl; cl = cl->next)
tcf_destroy_chain(&cl->filter_list);
}
for (h = 0; h < 16; h++) {
struct cbq_class *next;

2
net/sched/sch_dsmark.c
View File

@ -416,7 +416,7 @@ static void dsmark_destroy(struct Qdisc *sch)
pr_debug("dsmark_destroy(sch %p,[qdisc %p])\n", sch, p);
tcf_destroy_chain(p->filter_list);
tcf_destroy_chain(&p->filter_list);
qdisc_destroy(p->q);
kfree(p->mask);
}

2
net/sched/sch_hfsc.c
View File

@ -1123,7 +1123,7 @@ hfsc_destroy_class(struct Qdisc *sch, struct hfsc_class *cl)
{
struct hfsc_sched *q = qdisc_priv(sch);
tcf_destroy_chain(cl->filter_list);
tcf_destroy_chain(&cl->filter_list);
qdisc_destroy(cl->qdisc);
gen_kill_estimator(&cl->bstats, &cl->rate_est);
if (cl != &q->root)

4
net/sched/sch_htb.c
View File

@ -1238,7 +1238,7 @@ static void htb_destroy_class(struct Qdisc *sch, struct htb_class *cl)
qdisc_put_rtab(cl->rate);
qdisc_put_rtab(cl->ceil);
tcf_destroy_chain(cl->filter_list);
tcf_destroy_chain(&cl->filter_list);
while (!list_empty(&cl->children))
htb_destroy_class(sch, list_entry(cl->children.next,
@ -1267,7 +1267,7 @@ 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). */
tcf_destroy_chain(q->filter_list);
tcf_destroy_chain(&q->filter_list);
while (!list_empty(&q->root))
htb_destroy_class(sch, list_entry(q->root.next,

2
net/sched/sch_ingress.c
View File

@ -104,7 +104,7 @@ static void ingress_destroy(struct Qdisc *sch)
{
struct ingress_qdisc_data *p = qdisc_priv(sch);
tcf_destroy_chain(p->filter_list);
tcf_destroy_chain(&p->filter_list);
}
static int ingress_dump(struct Qdisc *sch, struct sk_buff *skb)

2
net/sched/sch_prio.c
View File

@ -219,7 +219,7 @@ prio_destroy(struct Qdisc* sch)
int prio;
struct prio_sched_data *q = qdisc_priv(sch);
tcf_destroy_chain(q->filter_list);
tcf_destroy_chain(&q->filter_list);
for (prio=0; prio<q->bands; prio++)
qdisc_destroy(q->queues[prio]);
}

2
net/sched/sch_sfq.c
View File

@ -520,7 +520,7 @@ static void sfq_destroy(struct Qdisc *sch)
{
struct sfq_sched_data *q = qdisc_priv(sch);
tcf_destroy_chain(q->filter_list);
tcf_destroy_chain(&q->filter_list);
q->perturb_period = 0;
del_timer_sync(&q->perturb_timer);
}