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net: dsa: b53: Do not program CPU port's PVID 

The CPU port is special and does not need to obey VLAN restrictions as
far as untagged traffic goes, also, having the CPU port be part of a
particular PVID is against the idea of keeping it tagged in all VLANs.

Fixes: ca89319483 ("net: dsa: b53: Keep CPU port as tagged in all VLANs")
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Florian Fainelli 2019-02-15 12:16:53 -08:00 committed by David S. Miller
parent c3152ec4c0
commit 10163aaee9
1 changed files with 1 additions and 1 deletions
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2
drivers/net/dsa/b53/b53_common.c
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@ -1359,7 +1359,7 @@ void b53_vlan_add(struct dsa_switch *ds, int port,
b53_fast_age_vlan(dev, vid);
}
if (pvid) {
if (pvid && !dsa_is_cpu_port(ds, port)) {
b53_write16(dev, B53_VLAN_PAGE, B53_VLAN_PORT_DEF_TAG(port),
vlan->vid_end);
b53_fast_age_vlan(dev, vid);