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-rw-r--r--net/core/dev.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index 3774afc3bebf..2f3dbd657570 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2739,7 +2739,8 @@ static inline int __dev_xmit_skb(struct sk_buff *skb, struct Qdisc *q,
2739 2739
2740 qdisc_bstats_update(q, skb); 2740 qdisc_bstats_update(q, skb);
2741 2741
2742 if (sch_direct_xmit(skb, q, dev, txq, root_lock)) { 2742 skb = validate_xmit_skb(skb, dev);
2743 if (skb && sch_direct_xmit(skb, q, dev, txq, root_lock)) {
2743 if (unlikely(contended)) { 2744 if (unlikely(contended)) {
2744 spin_unlock(&q->busylock); 2745 spin_unlock(&q->busylock);
2745 contended = false; 2746 contended = false;
@@ -2879,6 +2880,10 @@ static int __dev_queue_xmit(struct sk_buff *skb, void *accel_priv)
2879 if (__this_cpu_read(xmit_recursion) > RECURSION_LIMIT) 2880 if (__this_cpu_read(xmit_recursion) > RECURSION_LIMIT)
2880 goto recursion_alert; 2881 goto recursion_alert;
2881 2882
2883 skb = validate_xmit_skb(skb, dev);
2884 if (!skb)
2885 goto drop;
2886
2882 HARD_TX_LOCK(dev, txq, cpu); 2887 HARD_TX_LOCK(dev, txq, cpu);
2883 2888
2884 if (!netif_xmit_stopped(txq)) { 2889 if (!netif_xmit_stopped(txq)) {
@@ -2904,10 +2909,11 @@ recursion_alert:
2904 } 2909 }
2905 2910
2906 rc = -ENETDOWN; 2911 rc = -ENETDOWN;
2912drop:
2907 rcu_read_unlock_bh(); 2913 rcu_read_unlock_bh();
2908 2914
2909 atomic_long_inc(&dev->tx_dropped); 2915 atomic_long_inc(&dev->tx_dropped);
2910 kfree_skb(skb); 2916 kfree_skb_list(skb);
2911 return rc; 2917 return rc;
2912out: 2918out:
2913 rcu_read_unlock_bh(); 2919 rcu_read_unlock_bh();