diff options
| -rw-r--r-- | mm/pagewalk.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/mm/pagewalk.c b/mm/pagewalk.c index 8b1a2ce21ee..38cc58b8b2b 100644 --- a/mm/pagewalk.c +++ b/mm/pagewalk.c @@ -139,7 +139,6 @@ int walk_page_range(unsigned long addr, unsigned long end, pgd_t *pgd; unsigned long next; int err = 0; - struct vm_area_struct *vma; if (addr >= end) return err; @@ -149,15 +148,17 @@ int walk_page_range(unsigned long addr, unsigned long end, pgd = pgd_offset(walk->mm, addr); do { + struct vm_area_struct *uninitialized_var(vma); + next = pgd_addr_end(addr, end); +#ifdef CONFIG_HUGETLB_PAGE /* * handle hugetlb vma individually because pagetable walk for * the hugetlb page is dependent on the architecture and * we can't handled it in the same manner as non-huge pages. */ vma = find_vma(walk->mm, addr); -#ifdef CONFIG_HUGETLB_PAGE if (vma && is_vm_hugetlb_page(vma)) { if (vma->vm_end < next) next = vma->vm_end; |