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-rw-r--r--drivers/net/bonding/bond_main.c9
-rw-r--r--include/net/sch_generic.h7
2 files changed, 10 insertions, 6 deletions
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 2ee8cf9e8a3..b9c2ae62166 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -76,6 +76,7 @@
#include <net/route.h>
#include <net/net_namespace.h>
#include <net/netns/generic.h>
+#include <net/pkt_sched.h>
#include "bonding.h"
#include "bond_3ad.h"
#include "bond_alb.h"
@@ -381,8 +382,6 @@ struct vlan_entry *bond_next_vlan(struct bonding *bond, struct vlan_entry *curr)
return next;
}
-#define bond_queue_mapping(skb) (*(u16 *)((skb)->cb))
-
/**
* bond_dev_queue_xmit - Prepare skb for xmit.
*
@@ -395,7 +394,9 @@ int bond_dev_queue_xmit(struct bonding *bond, struct sk_buff *skb,
{
skb->dev = slave_dev;
- skb->queue_mapping = bond_queue_mapping(skb);
+ BUILD_BUG_ON(sizeof(skb->queue_mapping) !=
+ sizeof(qdisc_skb_cb(skb)->bond_queue_mapping));
+ skb->queue_mapping = qdisc_skb_cb(skb)->bond_queue_mapping;
if (unlikely(netpoll_tx_running(slave_dev)))
bond_netpoll_send_skb(bond_get_slave_by_dev(bond, slave_dev), skb);
@@ -4171,7 +4172,7 @@ static u16 bond_select_queue(struct net_device *dev, struct sk_buff *skb)
/*
* Save the original txq to restore before passing to the driver
*/
- bond_queue_mapping(skb) = skb->queue_mapping;
+ qdisc_skb_cb(skb)->bond_queue_mapping = skb->queue_mapping;
if (unlikely(txq >= dev->real_num_tx_queues)) {
do {
diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h
index 55ce96b53b0..9d7d54a00e6 100644
--- a/include/net/sch_generic.h
+++ b/include/net/sch_generic.h
@@ -220,13 +220,16 @@ struct tcf_proto {
struct qdisc_skb_cb {
unsigned int pkt_len;
- unsigned char data[24];
+ u16 bond_queue_mapping;
+ u16 _pad;
+ unsigned char data[20];
};
static inline void qdisc_cb_private_validate(const struct sk_buff *skb, int sz)
{
struct qdisc_skb_cb *qcb;
- BUILD_BUG_ON(sizeof(skb->cb) < sizeof(unsigned int) + sz);
+
+ BUILD_BUG_ON(sizeof(skb->cb) < offsetof(struct qdisc_skb_cb, data) + sz);
BUILD_BUG_ON(sizeof(qcb->data) < sz);
}