From f1fa8ea1ca2f083cec3391caef0f38826e5bbd6c Mon Sep 17 00:00:00 2001
From: Eugene Sandulenko
Date: Mon, 28 Mar 2016 18:45:34 +0200
Subject: COMMON: Use better reallocation strategy in MemoryWriteStreamDynamic.

Fixes bug #6983: "SWORD25: long saving time"
---
 common/memstream.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'common')

diff --git a/common/memstream.h b/common/memstream.h
index 5ecc553454..a01973c6fa 100644
--- a/common/memstream.h
+++ b/common/memstream.h
@@ -25,6 +25,7 @@
 
 #include "common/stream.h"
 #include "common/types.h"
+#include "common/util.h"
 
 namespace Common {
 
@@ -170,7 +171,7 @@ private:
 
 		byte *old_data = _data;
 
-		_capacity = new_len + 32;
+		_capacity = MAX(new_len + 32, _capacity * 2);
 		_data = (byte *)malloc(_capacity);
 		_ptr = _data + _pos;
 
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