[Bridge] [PATCH net] net: bridge: validate the NUD_PERMANENT bit when adding an extern_learn FDB entry

Vladimir Oltean vladimir.oltean at nxp.com
Mon Aug 9 16:05:22 UTC 2021

On Mon, Aug 09, 2021 at 03:16:40PM +0300, Ido Schimmel wrote:
> I have at least once selftest where I forgot the 'static' keyword:
> bridge fdb add de:ad:be:ef:13:37 dev $swp1 master extern_learn vlan 1
> This patch breaks the test when run against both the kernel and hardware
> data paths. I don't mind patching these tests, but we might get more
> reports in the future.

Is it the 'static' keyword that you forgot, or 'dynamic'? The
tools/testing/selftests/net/forwarding/bridge_vlan_aware.sh selftest
looks to me like it's testing the behavior of an FDB entry which should
roam, and which without the extern_learn flag would be ageable.

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