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>

1 files changed, 3 insertions, 3 deletions

diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index 8435267836a7..366fbba3359a 100644
--- 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;
 
 }