sfc: Don't clear timestamps in efx_ptp_rx()
A freshly allocated skb starts with timestamps clear. Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
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@ -1323,14 +1323,8 @@ static bool efx_ptp_rx(struct efx_channel *channel, struct sk_buff *skb)
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/* Does this packet require timestamping? */
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if (ntohs(*(__be16 *)&skb->data[PTP_DPORT_OFFSET]) == PTP_EVENT_PORT) {
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struct skb_shared_hwtstamps *timestamps;
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match->state = PTP_PACKET_STATE_UNMATCHED;
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/* Clear all timestamps held: filled in later */
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timestamps = skb_hwtstamps(skb);
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memset(timestamps, 0, sizeof(*timestamps));
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/* We expect the sequence number to be in the same position in
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* the packet for PTP V1 and V2
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*/
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