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| H A D | hugetlb.c | 01088a60 Tue Aug 16 08:05:52 CDT 2022 Miaohe Lin <linmiaohe@huawei.com> mm/hugetlb: fix sysfs group leak in hugetlb_unregister_node()
The sysfs group per_node_hstate_attr_group and hstate_demote_attr_group
when h->demote_order != 0 are created in hugetlb_register_node(). But
these sysfs groups are not removed when unregister the node, thus sysfs
group is leaked. Using sysfs_remove_group() to fix this issue.
Link: https://lkml.kernel.org/r/20220816130553.31406-6-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Reviewed-by: Fengwei Yin <fengwei.yin@intel.com>
Cc: Mike Kravetz <mike.kravetz@oracle.com>
Cc: Muchun Song <songmuchun@bytedance.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
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