On 20/05/2020 16:09, Horatiu Vultur wrote:
> When a MRP instance is deleted, then restore the port according to the
> bridge state. If the bridge is up then the ports will be in forwarding
> state otherwise will be in disabled state.
>
> Fixes: 9a9f26e8f7ea ("bridge: mrp: Connect MRP API with the switchdev API")
> Signed-off-by: Horatiu Vultur <horatiu.vul...@microchip.com>
> ---
> net/bridge/br_mrp.c | 13 +++++++++----
> 1 file changed, 9 insertions(+), 4 deletions(-)
>
Acked-by: Nikolay Aleksandrov <niko...@cumulusnetworks.com>
> diff --git a/net/bridge/br_mrp.c b/net/bridge/br_mrp.c
> index a5a3fa59c078a..bdd8920c15053 100644
> --- a/net/bridge/br_mrp.c
> +++ b/net/bridge/br_mrp.c
> @@ -229,6 +229,7 @@ static void br_mrp_test_work_expired(struct work_struct
> *work)
> static void br_mrp_del_impl(struct net_bridge *br, struct br_mrp *mrp)
> {
> struct net_bridge_port *p;
> + u8 state;
>
> /* Stop sending MRP_Test frames */
> cancel_delayed_work_sync(&mrp->test_work);
> @@ -240,20 +241,24 @@ static void br_mrp_del_impl(struct net_bridge *br,
> struct br_mrp *mrp)
> p = rtnl_dereference(mrp->p_port);
> if (p) {
> spin_lock_bh(&br->lock);
> - p->state = BR_STATE_FORWARDING;
> + state = netif_running(br->dev) ?
> + BR_STATE_FORWARDING : BR_STATE_DISABLED;
> + p->state = state;
> p->flags &= ~BR_MRP_AWARE;
> spin_unlock_bh(&br->lock);
> - br_mrp_port_switchdev_set_state(p, BR_STATE_FORWARDING);
> + br_mrp_port_switchdev_set_state(p, state);
> rcu_assign_pointer(mrp->p_port, NULL);
> }
>
> p = rtnl_dereference(mrp->s_port);
> if (p) {
> spin_lock_bh(&br->lock);
> - p->state = BR_STATE_FORWARDING;
> + state = netif_running(br->dev) ?
> + BR_STATE_FORWARDING : BR_STATE_DISABLED;
> + p->state = state;
> p->flags &= ~BR_MRP_AWARE;
> spin_unlock_bh(&br->lock);
> - br_mrp_port_switchdev_set_state(p, BR_STATE_FORWARDING);
> + br_mrp_port_switchdev_set_state(p, state);
> rcu_assign_pointer(mrp->s_port, NULL);
> }
>
>
