[PKT_SCHED]: Fix qdisc return code.

The mapping between TC_ACTION_SHOT and the qdisc return codes is better
suited to NET_XMIT_BYPASS so as not to confuse TCP
Signed-off-by: Jamal Hadi Salim <hadi@cyberus.ca>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/sched/sch_cbq.c

@@ -257,7 +257,7 @@ cbq_classify(struct sk_buff *skb, struct Qdisc *sch, int *qerr)
 	    (cl = cbq_class_lookup(q, prio)) != NULL)
 		return cl;
 
-	*qerr = NET_XMIT_DROP;
+	*qerr = NET_XMIT_BYPASS;
 	for (;;) {
 		int result = 0;
 		defmap = head->defaults;
@@ -413,7 +413,7 @@ cbq_enqueue(struct sk_buff *skb, struct Qdisc *sch)
 	q->rx_class = cl;
 #endif
 	if (cl == NULL) {
-		if (ret == NET_XMIT_DROP)
+		if (ret == NET_XMIT_BYPASS)
 			sch->qstats.drops++;
 		kfree_skb(skb);
 		return ret;

net/sched/sch_hfsc.c

@@ -1227,7 +1227,7 @@ hfsc_classify(struct sk_buff *skb, struct Qdisc *sch, int *qerr)
 		if (cl->level == 0)
 			return cl;
 
-	*qerr = NET_XMIT_DROP;
+	*qerr = NET_XMIT_BYPASS;
 	tcf = q->root.filter_list;
 	while (tcf && (result = tc_classify(skb, tcf, &res)) >= 0) {
 #ifdef CONFIG_NET_CLS_ACT
@@ -1643,7 +1643,7 @@ hfsc_enqueue(struct sk_buff *skb, struct Qdisc *sch)
 
 	cl = hfsc_classify(skb, sch, &err);
 	if (cl == NULL) {
-		if (err == NET_XMIT_DROP)
+		if (err == NET_XMIT_BYPASS)
 			sch->qstats.drops++;
 		kfree_skb(skb);
 		return err;

net/sched/sch_htb.c

@@ -321,7 +321,7 @@ static struct htb_class *htb_classify(struct sk_buff *skb, struct Qdisc *sch, in
 	if ((cl = htb_find(skb->priority,sch)) != NULL && cl->level == 0) 
 		return cl;
 
-	*qerr = NET_XMIT_DROP;
+	*qerr = NET_XMIT_BYPASS;
 	tcf = q->filter_list;
 	while (tcf && (result = tc_classify(skb, tcf, &res)) >= 0) {
 #ifdef CONFIG_NET_CLS_ACT
@@ -724,7 +724,7 @@ static int htb_enqueue(struct sk_buff *skb, struct Qdisc *sch)
 	}
 #ifdef CONFIG_NET_CLS_ACT
     } else if (!cl) {
-	if (ret == NET_XMIT_DROP)
+	if (ret == NET_XMIT_BYPASS)
 		sch->qstats.drops++;
 	kfree_skb (skb);
 	return ret;

net/sched/sch_prio.c

@@ -54,7 +54,7 @@ prio_classify(struct sk_buff *skb, struct Qdisc *sch, int *qerr)
 	u32 band = skb->priority;
 	struct tcf_result res;
 
-	*qerr = NET_XMIT_DROP;
+	*qerr = NET_XMIT_BYPASS;
 	if (TC_H_MAJ(skb->priority) != sch->handle) {
 #ifdef CONFIG_NET_CLS_ACT
 		switch (tc_classify(skb, q->filter_list, &res)) {
@@ -91,7 +91,8 @@ prio_enqueue(struct sk_buff *skb, struct Qdisc *sch)
 	qdisc = prio_classify(skb, sch, &ret);
 #ifdef CONFIG_NET_CLS_ACT
 	if (qdisc == NULL) {
-		if (ret == NET_XMIT_DROP)
+
+		if (ret == NET_XMIT_BYPASS)
 			sch->qstats.drops++;
 		kfree_skb(skb);
 		return ret;
@@ -118,7 +119,7 @@ prio_requeue(struct sk_buff *skb, struct Qdisc* sch)
 	qdisc = prio_classify(skb, sch, &ret);
 #ifdef CONFIG_NET_CLS_ACT
 	if (qdisc == NULL) {
-		if (ret == NET_XMIT_DROP)
+		if (ret == NET_XMIT_BYPASS)
 			sch->qstats.drops++;
 		kfree_skb(skb);
 		return ret;