- fix an issues when accessing the port pointer of an expired/invalid fdb entry
Signed-off-by: Felix Fietkau <nbd@nbd.name>
(cherry picked from commit 38a5b593ef9e94deedefb627f1952b3bb881df56)
This caches flows between MAC addresses on separate ports, including their VLAN
in order to bypass the normal bridge forwarding code.
In my test on MT7622, this reduces LAN->WLAN bridging CPU usage by 6-10%,
potentially even more on weaker platforms
Signed-off-by: Felix Fietkau <nbd@nbd.name>
