1 files changed, 13 insertions, 7 deletions

diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
index 9360fc81e8c7..d2b6f54a6261 100644
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -120,6 +120,7 @@ static int tc_ctl_tfilter(struct sk_buff *skb, struct nlmsghdr *n, void *arg)
 {
         struct net *net = sock_net(skb->sk);
         struct nlattr *tca[TCA_MAX + 1];
+        spinlock_t *root_lock;
         struct tcmsg *t;
         u32 protocol;
         u32 prio;
@@ -166,7 +167,8 @@ replay:
 
         /* Find qdisc */
         if (!parent) {
-                q = dev->qdisc_sleeping;
+                struct netdev_queue *dev_queue = netdev_get_tx_queue(dev, 0);
+                q = dev_queue->qdisc_sleeping;
                 parent = q->handle;
         } else {
                 q = qdisc_lookup(dev, TC_H_MAJ(t->tcm_parent));
@@ -203,6 +205,8 @@ replay:
                 }
         }
 
+        root_lock = qdisc_root_lock(q);
+
         if (tp == NULL) {
                 /* Proto-tcf does not exist, create new one */
 
@@ -262,10 +266,10 @@ replay:
                         goto errout;
                 }
 
-                qdisc_lock_tree(dev);
+                spin_lock_bh(root_lock);
                 tp->next = *back;
                 *back = tp;
-                qdisc_unlock_tree(dev);
+                spin_unlock_bh(root_lock);
 
         } else if (tca[TCA_KIND] && nla_strcmp(tca[TCA_KIND], tp->ops->kind))
                 goto errout;
@@ -274,9 +278,9 @@ replay:
 
         if (fh == 0) {
                 if (n->nlmsg_type == RTM_DELTFILTER && t->tcm_handle == 0) {
-                        qdisc_lock_tree(dev);
+                        spin_lock_bh(root_lock);
                         *back = tp->next;
-                        qdisc_unlock_tree(dev);
+                        spin_lock_bh(root_lock);
 
                         tfilter_notify(skb, n, tp, fh, RTM_DELTFILTER);
                         tcf_destroy(tp);
@@ -334,7 +338,7 @@ static int tcf_fill_node(struct sk_buff *skb, struct tcf_proto *tp,
         tcm->tcm_family = AF_UNSPEC;
         tcm->tcm__pad1 = 0;
         tcm->tcm__pad1 = 0;
-        tcm->tcm_ifindex = tp->q->dev->ifindex;
+        tcm->tcm_ifindex = qdisc_dev(tp->q)->ifindex;
         tcm->tcm_parent = tp->classid;
         tcm->tcm_info = TC_H_MAKE(tp->prio, tp->protocol);
         NLA_PUT_STRING(skb, TCA_KIND, tp->ops->kind);
@@ -390,6 +394,7 @@ static int tcf_node_dump(struct tcf_proto *tp, unsigned long n,
 static int tc_dump_tfilter(struct sk_buff *skb, struct netlink_callback *cb)
 {
         struct net *net = sock_net(skb->sk);
+        struct netdev_queue *dev_queue;
         int t;
         int s_t;
         struct net_device *dev;
@@ -408,8 +413,9 @@ static int tc_dump_tfilter(struct sk_buff *skb, struct netlink_callback *cb)
         if ((dev = dev_get_by_index(&init_net, tcm->tcm_ifindex)) == NULL)
                 return skb->len;
 
+        dev_queue = netdev_get_tx_queue(dev, 0);
         if (!tcm->tcm_parent)
-                q = dev->qdisc_sleeping;
+                q = dev_queue->qdisc_sleeping;
         else
                 q = qdisc_lookup(dev, TC_H_MAJ(tcm->tcm_parent));
         if (!q)