1 files changed, 3 insertions, 40 deletions

diff --git a/net/core/timestamping.c b/net/core/timestamping.c
index a877039..43d3dd6 100644
--- a/net/core/timestamping.c
+++ b/net/core/timestamping.c
@@ -36,10 +36,9 @@ void skb_clone_tx_timestamp(struct sk_buff *skb)
 {
 	struct phy_device *phydev;
 	struct sk_buff *clone;
-	struct sock *sk = skb->sk;
 	unsigned int type;
 
-	if (!sk)
+	if (!skb->sk)
 		return;
 
 	type = classify(skb);
@@ -48,50 +47,14 @@ void skb_clone_tx_timestamp(struct sk_buff *skb)
 
 	phydev = skb->dev->phydev;
 	if (likely(phydev->drv->txtstamp)) {
-		if (!atomic_inc_not_zero(&sk->sk_refcnt))
+		clone = skb_clone_sk(skb);
+		if (!clone)
 			return;
-
-		clone = skb_clone(skb, GFP_ATOMIC);
-		if (!clone) {
-			sock_put(sk);
-			return;
-		}
-
-		clone->sk = sk;
 		phydev->drv->txtstamp(phydev, clone, type);
 	}
 }
 EXPORT_SYMBOL_GPL(skb_clone_tx_timestamp);
 
-void skb_complete_tx_timestamp(struct sk_buff *skb,
-			       struct skb_shared_hwtstamps *hwtstamps)
-{
-	struct sock *sk = skb->sk;
-	struct sock_exterr_skb *serr;
-	int err;
-
-	if (!hwtstamps) {
-		sock_put(sk);
-		kfree_skb(skb);
-		return;
-	}
-
-	*skb_hwtstamps(skb) = *hwtstamps;
-
-	serr = SKB_EXT_ERR(skb);
-	memset(serr, 0, sizeof(*serr));
-	serr->ee.ee_errno = ENOMSG;
-	serr->ee.ee_origin = SO_EE_ORIGIN_TIMESTAMPING;
-	skb->sk = NULL;
-
-	err = sock_queue_err_skb(sk, skb);
-
-	sock_put(sk);
-	if (err)
-		kfree_skb(skb);
-}
-EXPORT_SYMBOL_GPL(skb_complete_tx_timestamp);
-
 bool skb_defer_rx_timestamp(struct sk_buff *skb)
 {
 	struct phy_device *phydev;