diff options
| -rw-r--r-- | arch/i386/mm/hugetlbpage.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/i386/mm/hugetlbpage.c b/arch/i386/mm/hugetlbpage.c index 57c486f0e896..24c8a536b588 100644 --- a/arch/i386/mm/hugetlbpage.c +++ b/arch/i386/mm/hugetlbpage.c @@ -46,8 +46,11 @@ pte_t *huge_pte_offset(struct mm_struct *mm, unsigned long addr) pmd_t *pmd = NULL; pgd = pgd_offset(mm, addr); - pud = pud_offset(pgd, addr); - pmd = pmd_offset(pud, addr); + if (pgd_present(*pgd)) { + pud = pud_offset(pgd, addr); + if (pud_present(*pud)) + pmd = pmd_offset(pud, addr); + } return (pte_t *) pmd; } |