From c011898ea0160543dcd5485563bc6c486f495e5d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sa=C3=BAl=20Ibarra=20Corretg=C3=A9?= <s@saghul.net>
Date: Fri, 12 Jul 2024 15:41:24 +0200
Subject: [PATCH] Fix memory leak in JS_WriteObject2

If a SAB was written sab_tab will have been allocated. Free it if the
user didn't provide a way to retrieve it.
---
 quickjs.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/quickjs.c b/quickjs.c
index fe774fb..49d1e8b 100644
--- a/quickjs.c
+++ b/quickjs.c
@@ -33957,6 +33957,8 @@ uint8_t *JS_WriteObject2(JSContext *ctx, size_t *psize, JSValue obj,
     *psize = s->dbuf.size;
     if (psab_tab)
         *psab_tab = s->sab_tab;
+    else
+        js_free(ctx, s->sab_tab);
     if (psab_tab_len)
         *psab_tab_len = s->sab_tab_len;
     return s->dbuf.buf;