[PATCH v2 42/70] fs/exec: Use vma_next() instead of linked list

From: Liam R. Howlett
Date: Tue Jan 12 2021 - 11:15:59 EST


Signed-off-by: Liam R. Howlett <Liam.Howlett@xxxxxxxxxx>
---
fs/exec.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/exec.c b/fs/exec.c
index aa466921d6a97..6eb585ea1b841 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -712,7 +712,7 @@ static int shift_arg_pages(struct vm_area_struct *vma, unsigned long shift)
* when the old and new regions overlap clear from new_end.
*/
free_pgd_range(&tlb, new_end, old_end, new_end,
- vma->vm_next ? vma->vm_next->vm_start : USER_PGTABLES_CEILING);
+ vma_next(mm, vma) ? vma_next(mm, vma)->vm_start : USER_PGTABLES_CEILING);
} else {
/*
* otherwise, clean from old_start; this is done to not touch
@@ -721,7 +721,7 @@ static int shift_arg_pages(struct vm_area_struct *vma, unsigned long shift)
* for the others its just a little faster.
*/
free_pgd_range(&tlb, old_start, old_end, new_end,
- vma->vm_next ? vma->vm_next->vm_start : USER_PGTABLES_CEILING);
+ vma_next(mm, vma) ? vma_next(mm, vma)->vm_start : USER_PGTABLES_CEILING);
}
tlb_finish_mmu(&tlb, old_start, old_end);

--
2.28.0