1 files changed, 6 insertions, 1 deletions

diff --git a/kernel/fork.c b/kernel/fork.c
index 90dace52715e..1cd7d581b3b2 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -423,7 +423,12 @@ static int dup_mmap(struct mm_struct *mm, struct mm_struct *oldmm)
                                 mapping->i_mmap_writable++;
                         flush_dcache_mmap_lock(mapping);
                         /* insert tmp into the share list, just after mpnt */
-                        vma_interval_tree_add(tmp, mpnt, mapping);
+                        if (unlikely(tmp->vm_flags & VM_NONLINEAR))
+                                vma_nonlinear_insert(tmp,
+                                                &mapping->i_mmap_nonlinear);
+                        else
+                                vma_interval_tree_insert_after(tmp, mpnt,
+                                                        &mapping->i_mmap);
                         flush_dcache_mmap_unlock(mapping);
                         mutex_unlock(&mapping->i_mmap_mutex);
                 }