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-rw-r--r--common/memstream.h3
1 files changed, 2 insertions, 1 deletions
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;