From 2b1d4f4377688521032b4bae7f81bb6976a794f6 Mon Sep 17 00:00:00 2001
From: mittorn <mittorn@sibmail.com>
Date: Wed, 30 Jan 2019 14:48:43 +0700
Subject: [PATCH] Fix zero maxsize for reliable

---
 engine/common/net_chan.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/engine/common/net_chan.c b/engine/common/net_chan.c
index 2f820849..b965fc06 100644
--- a/engine/common/net_chan.c
+++ b/engine/common/net_chan.c
@@ -1462,6 +1462,8 @@ void Netchan_TransmitBits( netchan_t *chan, int length, byte *data )
 
 			if( chan->pfnBlockSize )
 				maxsize = chan->pfnBlockSize( chan->client, FRAGSIZE_SPLIT );
+			if( maxsize == 0 )
+				maxsize = MAX_RELIABLE_PAYLOAD;
 
 			// if the reliable buffer has gotten too big, queue it at the end of everything and clear out buffer
 			if( MSG_GetNumBytesWritten( &chan->message ) + (((uint)length) >> 3) > maxsize )