From 9163e09605383a88f6e953d6cb5cc2aebe18c84f Mon Sep 17 00:00:00 2001
From: itchyny <itchyny@hatena.ne.jp>
Date: Fri, 8 May 2020 14:22:25 +0900
Subject: Fix multiple string multiplication

---
 src/builtin.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/builtin.c b/src/builtin.c
index 8533d7e6..35645ea8 100644
--- a/src/builtin.c
+++ b/src/builtin.c
@@ -322,14 +322,15 @@ static jv f_multiply(jq_state *jq, jv input, jv a, jv b) {
     }
     int n;
     size_t alen = jv_string_length_bytes(jv_copy(str));
-    jv res = str;
+    jv res = jv_copy(str);
 
     for (n = jv_number_value(num) - 1; n > 0; n--)
       res = jv_string_append_buf(res, jv_string_value(str), alen);
 
+    jv_free(str);
     jv_free(num);
     if (n < 0) {
-      jv_free(str);
+      jv_free(res);
       return jv_null();
     }
     return res;
-- 
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