From 81002955670420b2340d601607c7d7aae24fc0d3 Mon Sep 17 00:00:00 2001
From: Joshua Suskalo <joshua@iris.tv>
Date: Fri, 1 Oct 2021 12:03:25 -0500
Subject: [PATCH] Ensure serializing nil as a pointer returns null

---
 src/clj/coffi/mem.clj | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/clj/coffi/mem.clj b/src/clj/coffi/mem.clj
index ff0ce26..c885226 100644
--- a/src/clj/coffi/mem.clj
+++ b/src/clj/coffi/mem.clj
@@ -323,13 +323,14 @@
 
 (defmethod serialize* ::pointer
   [obj type scope]
-  (when-not (null? obj)
+  (if-not (null? obj)
     (if (sequential? type)
       (with-acquired [scope]
         (let [segment (alloc-instance (second type) scope)]
           (serialize-into obj (second type) segment scope)
           (address-of segment)))
-      obj)))
+      obj)
+    (MemoryAddress/NULL)))
 
 (defmulti serialize-into
   "Writes a serialized version of the `obj` to the given `segment`.