riscv: Use vma iterator for vdso

Remove the linked list use in favour of the vma iterator. Signed-off-by: Liam R. Howlett <Liam.Howlett@oracle.com>
mariux64 · Feb 20, 2022 · fe87c14 · fe87c14
1 parent a7a78f2
commit fe87c14
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/arch/riscv/kernel/vdso.c b/arch/riscv/kernel/vdso.c
@@ -116,10 +116,11 @@ int vdso_join_timens(struct task_struct *task, struct time_namespace *ns)
 {
 	struct mm_struct *mm = task->mm;
 	struct vm_area_struct *vma;
+	VMA_ITERATOR(vmi, mm, 0);
 
 	mmap_read_lock(mm);
 
-	for (vma = mm->mmap; vma; vma = vma->vm_next) {
+	for_each_vma(vmi, next) {
 		unsigned long size = vma->vm_end - vma->vm_start;
 
 		if (vma_is_special_mapping(vma, vdso_info.dm))