diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 2068b594dc882fa0f0da9a4c781302e36423f980..1756389a060942d0ad1e9bcc8952c90a03651821 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -808,8 +808,10 @@ static int mbind_range(struct vma_iterator *vmi, struct vm_area_struct *vma,
 		vmstart = vma->vm_start;
 	}
 
-	if (mpol_equal(vma_policy(vma), new_pol))
+	if (mpol_equal(vma_policy(vma), new_pol)) {
+		*prev = vma;
 		return 0;
+	}
 
 	pgoff = vma->vm_pgoff + ((vmstart - vma->vm_start) >> PAGE_SHIFT);
 	merged = vma_merge(vmi, vma->vm_mm, *prev, vmstart, vmend, vma->vm_flags,