diff --git a/kernel/fork.c b/kernel/fork.c
index b7e9d60a675d3a08a1096ce725380229217d9fa3..c445f8cc408d777dd7a94aec3fa78c07e1d98b98 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -356,10 +356,10 @@ static int dup_mmap(struct mm_struct *mm, struct mm_struct *oldmm)
 		if (IS_ERR(pol))
 			goto fail_nomem_policy;
 		vma_set_policy(tmp, pol);
+		tmp->vm_mm = mm;
 		if (anon_vma_fork(tmp, mpnt))
 			goto fail_nomem_anon_vma_fork;
 		tmp->vm_flags &= ~VM_LOCKED;
-		tmp->vm_mm = mm;
 		tmp->vm_next = tmp->vm_prev = NULL;
 		file = tmp->vm_file;
 		if (file) {