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mlxsw: spectrum: Mark unused ports using NULL 

When splitting and unsplitting we'll destroy usable ports on the fly, so
mark them using a NULL pointer to indicate that their local port number
is free and can be re-used.

Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ido Schimmel 2016-02-26 17:32:30 +01:00 committed by David S. Miller
parent 558c2d5e52
commit a133318cde
1 changed files with 1 additions and 0 deletions
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1
drivers/net/ethernet/mellanox/mlxsw/spectrum.c
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@ -1518,6 +1518,7 @@ static void mlxsw_sp_port_remove(struct mlxsw_sp *mlxsw_sp, u8 local_port)
if (!mlxsw_sp_port)
return;
mlxsw_sp->ports[local_port] = NULL;
devlink_port = &mlxsw_sp_port->devlink_port;
devlink_port_type_clear(devlink_port);
unregister_netdev(mlxsw_sp_port->dev); /* This calls ndo_stop */