RE: [PATCH v3 net 6/7] net: enetc: linearize PTP event packets with one-step TX timestamping
From: Wei Fang <wei.fang@nxp.com>
Date: 2026-09-16 01:59:55
Also in:
bpf, imx, lkml
--- v2->v3: - replace skb_linearize() with skb_linearize_cow(),
This is not true, this patch still use skb_linearize().
quoted hunk ↗ jump to hunk
- improve justification v1->v2: - patch is new --- drivers/net/ethernet/freescale/enetc/enetc.c | 5 +++++ 1 file changed, 5 insertions(+)diff --git a/drivers/net/ethernet/freescale/enetc/enetc.cb/drivers/net/ethernet/freescale/enetc/enetc.c index 8a9ba168eab1..62cdcaab3f3f 100644--- a/drivers/net/ethernet/freescale/enetc/enetc.c +++ b/drivers/net/ethernet/freescale/enetc/enetc.c@@ -1099,6 +1099,11 @@ netdev_tx_t enetc_xmit(struct sk_buff *skb, structnet_device *ndev) /* Fall back to two-step timestamp if not one-step Sync packet */ if (enetc_cb->flag & ENETC_F_TX_ONESTEP_SYNC_TSTAMP) { + if (unlikely(skb_linearize(skb))) { + dev_kfree_skb_any(skb); + return NETDEV_TX_OK; + } + if (enetc_ptp_parse(skb, &udp, &msgtype, &twostep, &offset1, &offset2) || msgtype != PTP_MSGTYPE_SYNC || twostep != 0) { -- 2.43.0