From: Florian Fainelli f.fainelli@gmail.com
[ Upstream commit 10163aaee9671b01b2f4737922e1a4f43581047a ]
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: ca8931948344 ("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 Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/net/dsa/b53/b53_common.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/dsa/b53/b53_common.c b/drivers/net/dsa/b53/b53_common.c index 426ec1c05799..9f21e710fc38 100644 --- a/drivers/net/dsa/b53/b53_common.c +++ b/drivers/net/dsa/b53/b53_common.c @@ -1175,7 +1175,7 @@ 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);