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Subject[PATCH] mm: use helper function range_in_vma()
Date
Use helper function range_in_vma to check if address, address + size are
within the vma range. Minor readability improvement.

Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
---
mm/memory.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/memory.c b/mm/memory.c
index 13a2fe911bf8..02ddd6660549 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -1700,7 +1700,7 @@ static void zap_page_range_single(struct vm_area_struct *vma, unsigned long addr
void zap_vma_ptes(struct vm_area_struct *vma, unsigned long address,
unsigned long size)
{
- if (address < vma->vm_start || address + size > vma->vm_end ||
+ if (!range_in_vma(vma, address, address + size) ||
!(vma->vm_flags & VM_PFNMAP))
return;

--
2.23.0
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