Re: [PATCH] hugetlb: fix memoryleak in hugetlb_mcopy_atomic_pte

Muchun Song
2022-07-11T11:11:33Z

On Sat, Jul 09, 2022 at 05:26:29PM +0800, Miaohe Lin wrote:
> When alloc_huge_page fails, *pagep is set to NULL without put_page first.
> So the hugepage indicated by *pagep is leaked.
>
> Fixes: 8cc5fcbb5be8 ("mm, hugetlb: fix racy resv_huge_pages underflow on UFFDIO_COPY")
> Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>

Acked-by: Muchun Song <songmuchun@bytedance.com>

Thanks.