1 files changed, 6 insertions, 1 deletions

diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index afa06e184d88..9033f0859aa8 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -333,8 +333,13 @@ check_range(struct mm_struct *mm, unsigned long start, unsigned long end,
                 if (prev && prev->vm_end < vma->vm_start)
                         return ERR_PTR(-EFAULT);
                 if ((flags & MPOL_MF_STRICT) && !is_vm_hugetlb_page(vma)) {
+                        unsigned long endvma = vma->vm_end;
+                        if (endvma > end)
+                                endvma = end;
+                        if (vma->vm_start > start)
+                                start = vma->vm_start;
                         err = check_pgd_range(vma->vm_mm,
-                                           vma->vm_start, vma->vm_end, nodes);
+                                           start, endvma, nodes);
                         if (err) {
                                 first = ERR_PTR(err);
                                 break;