From 410d64d8de174095bf22f938c37a80c3ed310adb Mon Sep 17 00:00:00 2001
From: Georg Richter <georg@mariadb.com>
Date: Mon, 27 Sep 2021 13:27:40 +0200
Subject: [PATCH] Fix length calculation

When calculating the length of buffer for prepared statement
executiong a maximum length of 5 for length encoded types was
used. This should be 9, since length encoded types starting
with 0xFE are followed by length of 8 bytes.
---
 libmariadb/mariadb_stmt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libmariadb/mariadb_stmt.c b/libmariadb/mariadb_stmt.c
index ee1c3eb1..ef6fce85 100644
--- a/libmariadb/mariadb_stmt.c
+++ b/libmariadb/mariadb_stmt.c
@@ -805,7 +805,7 @@ unsigned char* mysql_stmt_execute_generate_simple_request(MYSQL_STMT *stmt, size
         case MYSQL_TYPE_ENUM:
         case MYSQL_TYPE_BIT:
         case MYSQL_TYPE_SET:
-          size+= 5; /* max 8 bytes for size */
+          size+= 9; /* max 8 bytes for size */
           size+= (size_t)ma_get_length(stmt, i, 0);
           break;
         default: