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micrel: Use generic ptp_msg_is_sync() function

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Use generic ptp_msg_is_sync() function to avoid code duplication.

Signed-off-by: Kurt Kanzenbach <kurt@linutronix.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Kurt Kanzenbach 2022-03-05 12:21:27 +01:00 committed by David S. Miller
parent 1246b229c6
commit 3914a9c07e
1 changed files with 1 additions and 12 deletions
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13
drivers/net/phy/micrel.c
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@ -1976,17 +1976,6 @@ static int lan8814_hwtstamp(struct mii_timestamper *mii_ts, struct ifreq *ifr)
return copy_to_user(ifr->ifr_data, &config, sizeof(config)) ? -EFAULT : 0;
}
static bool is_sync(struct sk_buff *skb, int type)
{
struct ptp_header *hdr;
hdr = ptp_parse_header(skb, type);
if (!hdr)
return false;
return ((ptp_get_msgtype(hdr, type) & 0xf) == 0);
}
static void lan8814_txtstamp(struct mii_timestamper *mii_ts,
struct sk_buff *skb, int type)
{
@ -1994,7 +1983,7 @@ static void lan8814_txtstamp(struct mii_timestamper *mii_ts,
switch (ptp_priv->hwts_tx_type) {
case HWTSTAMP_TX_ONESTEP_SYNC:
if (is_sync(skb, type)) {
if (ptp_msg_is_sync(skb, type)) {
kfree_skb(skb);
return;
}