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mm/page_alloc: silence a KASAN false positive
[linux-2.6-microblaze.git]
/
mm
/
khugepaged.c
diff --git
a/mm/khugepaged.c
b/mm/khugepaged.c
index
b043c40
..
700f516
100644
(file)
--- a/
mm/khugepaged.c
+++ b/
mm/khugepaged.c
@@
-958,6
+958,9
@@
static int hugepage_vma_revalidate(struct mm_struct *mm, unsigned long address,
return SCAN_ADDRESS_RANGE;
if (!hugepage_vma_check(vma, vma->vm_flags))
return SCAN_VMA_CHECK;
+ /* Anon VMA expected */
+ if (!vma->anon_vma || vma->vm_ops)
+ return SCAN_VMA_CHECK;
return 0;
}