sit: use kfree_skb to replace dev_kfree_skb

In failure case, we should use kfree_skb not
dev_kfree_skb to free skbuff, dev_kfree_skb
is defined as consume_skb.

Trace takes advantage of this point.

Signed-off-by: Gao feng <gaofeng@cn.fujitsu.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index 8435267836a74cb1dc87b2e0c5b62358e9413dcf..366fbba3359ab790e1b22917931acdbdb1daebf3 100644 (file)
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -951,7 +951,7 @@ static netdev_tx_t ipip6_tunnel_xmit(struct sk_buff *skb,
                if (!new_skb) {
                        ip_rt_put(rt);
                        dev->stats.tx_dropped++;
-                       dev_kfree_skb(skb);
+                       kfree_skb(skb);
                        return NETDEV_TX_OK;
                }
                if (skb->sk)
@@ -977,7 +977,7 @@ static netdev_tx_t ipip6_tunnel_xmit(struct sk_buff *skb,
 tx_error_icmp:
        dst_link_failure(skb);
 tx_error:
-       dev_kfree_skb(skb);
+       kfree_skb(skb);
 out:
        dev->stats.tx_errors++;
        return NETDEV_TX_OK;
@@ -1017,7 +1017,7 @@ static netdev_tx_t sit_tunnel_xmit(struct sk_buff *skb,
 
 tx_err:
        dev->stats.tx_errors++;
-       dev_kfree_skb(skb);
+       kfree_skb(skb);
        return NETDEV_TX_OK;
 
 }