diff options
Diffstat (limited to 'drivers/net/dsa/sja1105/sja1105_ptp.c')
| -rw-r--r-- | drivers/net/dsa/sja1105/sja1105_ptp.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/net/dsa/sja1105/sja1105_ptp.c b/drivers/net/dsa/sja1105/sja1105_ptp.c index 72d052de82d8..a5140084000d 100644 --- a/drivers/net/dsa/sja1105/sja1105_ptp.c +++ b/drivers/net/dsa/sja1105/sja1105_ptp.c @@ -431,19 +431,24 @@ bool sja1105_port_rxtstamp(struct dsa_switch *ds, int port, return true; } -/* Called from dsa_skb_tx_timestamp. This callback is just to make DSA clone +/* Called from dsa_skb_tx_timestamp. This callback is just to clone * the skb and have it available in DSA_SKB_CB in the .port_deferred_xmit * callback, where we will timestamp it synchronously. */ -bool sja1105_port_txtstamp(struct dsa_switch *ds, int port, struct sk_buff *skb) +void sja1105_port_txtstamp(struct dsa_switch *ds, int port, struct sk_buff *skb) { struct sja1105_private *priv = ds->priv; struct sja1105_port *sp = &priv->ports[port]; + struct sk_buff *clone; if (!sp->hwts_tx_en) - return false; + return; - return true; + clone = skb_clone_sk(skb); + if (!clone) + return; + + DSA_SKB_CB(skb)->clone = clone; } static int sja1105_ptp_reset(struct dsa_switch *ds) |