diff --git a/mm/mmap.c b/mm/mmap.c
index 2686e9e93915..efe4859cd9e6 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -2232,8 +2232,6 @@ struct vm_area_struct *find_extend_vma_locked(struct mm_struct *mm, unsigned lon
 #else
 int expand_stack_locked(struct vm_area_struct *vma, unsigned long address)
 {
-	if (unlikely(!(vma->vm_flags & VM_GROWSDOWN)))
-		return -EINVAL;
 	return expand_downwards(vma, address);
 }