From 6d8323f3c7e46de8aed0b6bbf1074d82c7ca40b7 Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby.or.jp>
Date: Fri, 29 Dec 2023 13:09:14 +0900
Subject: [PATCH] mruby-pack (pack_unpack): unpack1 did not return single data;
 fix #6134

For following unpack directives:

- PACK_DIR_HEX (h)
- PACK_DIR_BSTR (b)
- PACK_DIR_STR (a,A,Z)
- PACK_DIR_BASE64 (m)
- PACK_DIR_QENC (M)
---
 mrbgems/mruby-pack/src/pack.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/mrbgems/mruby-pack/src/pack.c b/mrbgems/mruby-pack/src/pack.c
index 08db9091b..75d8e1a94 100644
--- a/mrbgems/mruby-pack/src/pack.c
+++ b/mrbgems/mruby-pack/src/pack.c
@@ -1727,12 +1727,12 @@ pack_unpack(mrb_state *mrb, mrb_value str, int single)
         count--;
       }
     }
-    if (single) {
-      if (RARRAY_LEN(result) > 0) {
-        return RARRAY_PTR(result)[0];
-      }
-      return mrb_nil_value();
+  }
+  if (single) {
+    if (RARRAY_LEN(result) > 0) {
+      return RARRAY_PTR(result)[0];
     }
+    return mrb_nil_value();
   }
   return result;
 }