diff --git a/mm/migrate.c b/mm/migrate.c index efddbf0926b283ae5ef292e076ff9900842c4dd5..9a0db5bbabe4c93c0fce3ee7c24f13f2fbf84dc0 100644 --- a/mm/migrate.c +++ b/mm/migrate.c @@ -912,6 +912,9 @@ static int do_pages_move(struct mm_struct *mm, struct task_struct *task, goto out_pm; err = -ENODEV; + if (node < 0 || node >= MAX_NUMNODES) + goto out_pm; + if (!node_state(node, N_HIGH_MEMORY)) goto out_pm;