From 2f84a02ad51414c0b2e80da671745184031e6f4c Mon Sep 17 00:00:00 2001
From: Jean Boussier <jean.boussier@gmail.com>
Date: Sun, 3 Nov 2024 10:22:20 +0100
Subject: [PATCH] [ruby/json] Use rb_str_new_frozen

https://github.com/ruby/json/commit/90c8aaaa6a
---
 ext/json/generator/generator.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ext/json/generator/generator.c b/ext/json/generator/generator.c
index 362eff7f73..1213f42497 100644
--- a/ext/json/generator/generator.c
+++ b/ext/json/generator/generator.c
@@ -1113,7 +1113,7 @@ static VALUE string_config(VALUE config)
     if (RTEST(config)) {
         Check_Type(config, T_STRING);
         if (RSTRING_LEN(config)) {
-            return RB_OBJ_FROZEN(config) ? config : rb_str_freeze(rb_str_dup(config));
+            return rb_str_new_frozen(config);
         }
     }
     return Qfalse;