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SubjectRe: [PATCH net] ipv6: don't auto-add link-local address to lag ports
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On 3/18/20 7:06 AM, Jarod Wilson wrote:
> Bonding slave and team port devices should not have link-local addresses
> automatically added to them, as it can interfere with openvswitch being
> able to properly add tc ingress.
>
> Reported-by: Moshe Levi <moshele@mellanox.com>
> CC: Marcelo Ricardo Leitner <mleitner@redhat.com>
> CC: netdev@vger.kernel.org
> Signed-off-by: Jarod Wilson <jarod@redhat.com>


This does not look a net candidate to me, unless the bug has been added recently ?

The absence of Fixes: tag is a red flag for a net submission.

By adding a Fixes: tag, you are doing us a favor, please.

Thanks.

> ---
> net/ipv6/addrconf.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
> index 46d614b611db..aed891695084 100644
> --- a/net/ipv6/addrconf.c
> +++ b/net/ipv6/addrconf.c
> @@ -3296,6 +3296,10 @@ static void addrconf_addr_gen(struct inet6_dev *idev, bool prefix_route)
> if (netif_is_l3_master(idev->dev))
> return;
>
> + /* no link local addresses on bond slave or team port devices */
> + if (netif_is_lag_port(idev->dev))
> + return;
> +
> ipv6_addr_set(&addr, htonl(0xFE800000), 0, 0, 0);
>
> switch (idev->cnf.addr_gen_mode) {
>

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