From 15bb6a9f9b9b114b97cfa18631c46be90669adde Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby.or.jp>
Date: Sat, 23 Sep 2023 11:44:15 +0900
Subject: [PATCH] mruby-string-ext: fix a typo; ref #6016

---
 mrbgems/mruby-string-ext/src/string.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mrbgems/mruby-string-ext/src/string.c b/mrbgems/mruby-string-ext/src/string.c
index 89ff4df82..4e2be81ff 100644
--- a/mrbgems/mruby-string-ext/src/string.c
+++ b/mrbgems/mruby-string-ext/src/string.c
@@ -1071,7 +1071,7 @@ str_codepoints(mrb_state *mrb, mrb_value self)
 {
   mrb_value result;
   char *p = RSTRING_PTR(self);
-  char *e = b + RSTRING_LEN(self);
+  char *e = p + RSTRING_LEN(self);
 
   mrb->c->ci->mid = 0;
   result = mrb_ary_new(mrb);