From 81187078456cbec19ffab6b1228db7f41e8901be Mon Sep 17 00:00:00 2001
From: Martin Willi <martin@revosec.ch>
Date: Wed, 19 Jan 2011 14:41:59 +0100
Subject: [PATCH] Increase tls_writer buffer by at least 4 bytes

---
 src/libtls/tls_writer.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/libtls/tls_writer.c b/src/libtls/tls_writer.c
index 235dc2cdf..e87c2efea 100644
--- a/src/libtls/tls_writer.c
+++ b/src/libtls/tls_writer.c
@@ -226,7 +226,7 @@ tls_writer_t *tls_writer_create(u_int32_t bufsize)
 			.get_buf = _get_buf,
 			.destroy = _destroy,
 		},
-		.increase = bufsize ?: 32,
+		.increase = bufsize ? max(bufsize, 4) : 32,
 	);
 	if (bufsize)
 	{