diff --git a/mm/damon/sysfs-schemes.c b/mm/damon/sysfs-schemes.c
index ab2153fff9a8..0d3021db0b99 100644
--- a/mm/damon/sysfs-schemes.c
+++ b/mm/damon/sysfs-schemes.c
@@ -2995,7 +2995,7 @@ void damos_sysfs_populate_region_dir(struct damon_sysfs_schemes *sysfs_schemes,
 	if (kobject_init_and_add(&region->kobj,
 				&damon_sysfs_scheme_region_ktype,
 				&sysfs_regions->kobj, "%d",
-				sysfs_regions->nr_regions++)) {
+				sysfs_regions->nr_regions)) {
 		kobject_put(&region->kobj);
 		return;
 	}