From a135953b17e16dcc9a7be8d04cde2997a05f102e Mon Sep 17 00:00:00 2001
From: Lizongdi <1210855344@qq.com>
Date: Wed, 9 Sep 2026 16:24:00 +0800
Subject: [PATCH] =?UTF-8?q?lua=E3=80=90=E4=B8=BB=E7=BA=BF=E5=BE=85?=
 =?UTF-8?q?=E5=90=88=E3=80=91=E8=A7=A3=E5=86=B3=E9=87=8A=E6=94=BE=E9=9D=9E?=
 =?UTF-8?q?=E7=A9=BA=E6=8C=87=E9=92=88=E9=97=AE=E9=A2=98?=
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---
 lua/lauxlib.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lua/lauxlib.c b/lua/lauxlib.c
index 08d4f4c..b66e06f 100644
--- a/lua/lauxlib.c
+++ b/lua/lauxlib.c
@@ -988,7 +988,7 @@ LUALIB_API const char *luaL_gsub (lua_State *L, const char *s,
 static void *l_alloc (void *ud, void *ptr, size_t osize, size_t nsize) {
   (void)ud; (void)osize;  /* not used */
   if (nsize == 0) {
-    RD_FREE(ptr);
+    if (ptr) RD_FREE(ptr);
     return NULL;
   }
   else