The node_id in pgdat has already been set in free_area_init_node(),
so use it internally instead of passing a redundant parameter.

Link: https://lkml.kernel.org/r/20230607032402.4679-1-haifeng.xu@shopee.comSigned-off-by: Haifeng Xu <haifeng.xu@shopee.com>
Reviewed-by: Mike Rapoport (IBM) <rppt@kernel.org>
Acked-by: Michal Hocko <mhocko@suse.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>