Messages in this thread Patch in this message | | | Date | Tue, 1 Jun 2021 12:25:40 +0300 | From | Dan Carpenter <> | Subject | [PATCH] mm: hugetlb: checking for IS_ERR() instead of NULL |
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The alloc_migrate_huge_page() doesn't return error pointers, it returns NULL.
Fixes: ab45bc8b5910 ("mm, hugetlb: fix resv_huge_pages underflow on UFFDIO_COPY") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> --- mm/hugetlb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 69a4b551c157..3221c94b4749 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -5103,7 +5103,7 @@ int hugetlb_mcopy_atomic_pte(struct mm_struct *dst_mm, */ page = alloc_migrate_huge_page(h, gfp_mask, node, nodemask); - if (IS_ERR(page)) { + if (!page) { ret = -ENOMEM; goto out; } -- 2.30.2
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