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-rw-r--r--mm/madvise.c14
1 files changed, 1 insertions, 13 deletions
diff --git a/mm/madvise.c b/mm/madvise.c
index 340125d08c03..405a2c4a0a18 100644
--- a/mm/madvise.c
+++ b/mm/madvise.c
@@ -852,21 +852,9 @@ static long madvise_dontneed_free(struct vm_area_struct *vma,
*prev = NULL; /* mmap_lock has been dropped, prev is stale */
mmap_read_lock(mm);
- vma = find_vma(mm, start);
+ vma = vma_lookup(mm, start);
if (!vma)
return -ENOMEM;
- if (start < vma->vm_start) {
- /*
- * This "vma" under revalidation is the one
- * with the lowest vma->vm_start where start
- * is also < vma->vm_end. If start <
- * vma->vm_start it means an hole materialized
- * in the user address space within the
- * virtual range passed to MADV_DONTNEED
- * or MADV_FREE.
- */
- return -ENOMEM;
- }
/*
* Potential end adjustment for hugetlb vma is OK as
* the check below keeps end within vma.