diff --git a/mm/nommu.c b/mm/nommu.c
index ee7e57ebef6af70b9143b7e404994ae5b3d58427..f59e170fceb4e01046a339d8878f5030dea8a4f9 100644
--- a/mm/nommu.c
+++ b/mm/nommu.c
@@ -779,8 +779,6 @@ static void delete_vma_from_mm(struct vm_area_struct *vma)
 
 	if (vma->vm_next)
 		vma->vm_next->vm_prev = vma->vm_prev;
-
-	vma->vm_mm = NULL;
 }
 
 /*