Vlan enabled bridge bug?

[ericwoud (Eric W.)]

Issue is now solved so IVL bit is always set.

Assisted learning enabled

In the following commit:

https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git/commit/?id=d851798584ffd497b6cf0ae68f9ba75afced0ec3

Thanks to DENG Qingfang