1 From 8ab55ac9678ca1f50f786c84484599dd675c5a9f Mon Sep 17 00:00:00 2001
2 From: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
3 Date: Wed, 18 May 2022 23:53:09 +0200
4 Subject: [PATCH 736/768] net: dsa: lantiq_gswip: Use dsa_is_cpu_port() in
5 gswip_port_change_mtu()
7 Make the check for the CPU port in gswip_port_change_mtu() consistent
8 with other areas of the driver by using dsa_is_cpu_port().
10 Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
12 drivers/net/dsa/lantiq_gswip.c | 3 +--
13 1 file changed, 1 insertion(+), 2 deletions(-)
15 --- a/drivers/net/dsa/lantiq_gswip.c
16 +++ b/drivers/net/dsa/lantiq_gswip.c
17 @@ -1457,12 +1457,11 @@ static int gswip_port_max_mtu(struct dsa
18 static int gswip_port_change_mtu(struct dsa_switch *ds, int port, int new_mtu)
20 struct gswip_priv *priv = ds->priv;
21 - int cpu_port = priv->hw_info->cpu_port;
23 /* CPU port always has maximum mtu of user ports, so use it to set
24 * switch frame size, including 8 byte special header.
26 - if (port == cpu_port) {
27 + if (dsa_is_cpu_port(ds, port)) {
29 gswip_switch_w(priv, VLAN_ETH_HLEN + new_mtu + ETH_FCS_LEN,