[IPV6] MIP6: Add routing header type 2 transformation.

[linux-2.6] / net / sched / sch_netem.c

diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c
index 7228d30..45939ba 100644 (file)
--- a/net/sched/sch_netem.c
+++ b/net/sched/sch_netem.c
@@ -13,7 +13,6 @@
  *             Catalin(ux aka Dino) BOIE <catab at umbrella dot ro>
  */
 
-#include <linux/config.h>
 #include <linux/module.h>
 #include <linux/bitops.h>
 #include <linux/types.h>
@@ -149,7 +148,8 @@ static long tabledist(unsigned long mu, long sigma,
 static int netem_enqueue(struct sk_buff *skb, struct Qdisc *sch)
 {
        struct netem_sched_data *q = qdisc_priv(sch);
-       struct netem_skb_cb *cb = (struct netem_skb_cb *)skb->cb;
+       /* We don't fill cb now as skb_unshare() may invalidate it */
+       struct netem_skb_cb *cb;
        struct sk_buff *skb2;
        int ret;
        int count = 1;
@@ -167,7 +167,7 @@ static int netem_enqueue(struct sk_buff *skb, struct Qdisc *sch)
        if (count == 0) {
                sch->qstats.drops++;
                kfree_skb(skb);
-               return NET_XMIT_DROP;
+               return NET_XMIT_BYPASS;
        }
 
        /*
@@ -192,8 +192,8 @@ static int netem_enqueue(struct sk_buff *skb, struct Qdisc *sch)
         */
        if (q->corrupt && q->corrupt >= get_crandom(&q->corrupt_cor)) {
                if (!(skb = skb_unshare(skb, GFP_ATOMIC))
-                   || (skb->ip_summed == CHECKSUM_HW
-                       && skb_checksum_help(skb, 0))) {
+                   || (skb->ip_summed == CHECKSUM_PARTIAL
+                       && skb_checksum_help(skb))) {
                        sch->qstats.drops++;
                        return NET_XMIT_DROP;
                }
@@ -201,6 +201,7 @@ static int netem_enqueue(struct sk_buff *skb, struct Qdisc *sch)
                skb->data[net_random() % skb_headlen(skb)] ^= 1<<(net_random() % 8);
        }
 
+       cb = (struct netem_skb_cb *)skb->cb;
        if (q->gap == 0                 /* not doing reordering */
            || q->counter < q->gap      /* inside last reordering gap */
            || q->reorder < get_crandom(&q->reorder_cor)) {