Commit ff31ab56 authored by Patrick McHardy's avatar Patrick McHardy Committed by David S. Miller
Browse files

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



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: default avatarPatrick McHardy <kaber@trash.net>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 77a538d5

include/net/sch_generic.h

+1 −1
Original line number Diff line number Diff line
@@ -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)

net/mac80211/wme.c

+1 −2
Original line number Diff line number Diff line
@@ -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]);

net/sched/sch_api.c

+3 −3
Original line number Diff line number Diff line
@@ -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);

	}

}

net/sched/sch_atm.c

+2 −3
Original line number Diff line number Diff line
@@ -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);

net/sched/sch_cbq.c

+3 −5
Original line number Diff line number Diff line
@@ -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;

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