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[PATCH] hugetlb: fix error return for brk() entering a hugepage region
[pandora-kernel.git]
/
mm
/
hugetlb.c
diff --git
a/mm/hugetlb.c
b/mm/hugetlb.c
index
2dbec90
..
a088f59
100644
(file)
--- a/
mm/hugetlb.c
+++ b/
mm/hugetlb.c
@@
-478,6
+478,9
@@
int hugetlb_no_page(struct mm_struct *mm, struct vm_area_struct *vma,
retry:
page = find_lock_page(mapping, idx);
if (!page) {
+ size = i_size_read(mapping->host) >> HPAGE_SHIFT;
+ if (idx >= size)
+ goto out;
if (hugetlb_get_quota(mapping))
goto out;
page = alloc_huge_page(vma, address);