[19/94] mm/mremap: Use vma_lookup() in vma_to_resize()
diff mbox series

Message ID 20210428153542.2814175-20-Liam.Howlett@Oracle.com
State New, archived
Headers show
Series
  • Introducing the Maple Tree
Related show

Commit Message

Liam Howlett April 28, 2021, 3:35 p.m. UTC
vma_lookup checks limits of the vma so the code can be more clear.

Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
---
 mm/mremap.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Patch
diff mbox series

diff --git a/mm/mremap.c b/mm/mremap.c
index 47c255b60150..04143755cd1e 100644
--- a/mm/mremap.c
+++ b/mm/mremap.c
@@ -634,10 +634,10 @@  static struct vm_area_struct *vma_to_resize(unsigned long addr,
 	unsigned long *p)
 {
 	struct mm_struct *mm = current->mm;
-	struct vm_area_struct *vma = find_vma(mm, addr);
+	struct vm_area_struct *vma = vma_lookup(mm, addr);
 	unsigned long pgoff;
 
-	if (!vma || vma->vm_start > addr)
+	if (!vma)
 		return ERR_PTR(-EFAULT);
 
 	/*