From 30d319ab36cf3d3daa79f84f70efddf1216c5ae8 Mon Sep 17 00:00:00 2001 From: "Liam R. Howlett" Date: Mon, 4 Jan 2021 14:54:49 -0500 Subject: [PATCH] kernel/sys: Use maple tree iterators instead of linked list Signed-off-by: Liam R. Howlett --- kernel/sys.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/kernel/sys.c b/kernel/sys.c index 51f00fe20e4d..7f6204c2c86e 100644 --- a/kernel/sys.c +++ b/kernel/sys.c @@ -1859,9 +1859,10 @@ static int prctl_set_mm_exe_file(struct mm_struct *mm, unsigned int fd) err = -EBUSY; if (exe_file) { struct vm_area_struct *vma; + MA_STATE(mas, &mm->mm_mt, 0, 0); mmap_read_lock(mm); - for (vma = mm->mmap; vma; vma = vma->vm_next) { + mas_for_each(&mas, vma, ULONG_MAX) { if (!vma->vm_file) continue; if (path_equal(&vma->vm_file->f_path, -- 2.49.0