From da5b95dcaf372dcc206019e171a0b08983683bf5 Mon Sep 17 00:00:00 2001
From: Dmitry Volyntsev <xeioexception@gmail.com>
Date: Sun, 14 Jul 2024 15:08:40 -0700
Subject: [PATCH] Fix GC leak in `js_proxy_get()`

Fixes: https://github.com/bellard/quickjs/issues/277
---
 quickjs.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/quickjs.c b/quickjs.c
index 161e144..5857a5f 100644
--- a/quickjs.c
+++ b/quickjs.c
@@ -44459,8 +44459,10 @@ static JSValue js_proxy_get(JSContext *ctx, JSValue obj, JSAtom atom,
     if (JS_IsException(ret))
         return JS_EXCEPTION;
     res = JS_GetOwnPropertyInternal(ctx, &desc, JS_VALUE_GET_OBJ(s->target), atom);
-    if (res < 0)
+    if (res < 0) {
+        JS_FreeValue(ctx, ret);
         return JS_EXCEPTION;
+    }
     if (res) {
         if ((desc.flags & (JS_PROP_GETSET | JS_PROP_CONFIGURABLE | JS_PROP_WRITABLE)) == 0) {
             if (!js_same_value(ctx, desc.value, ret)) {