From 59b2f7354176f5a3b3a8c48f5e4be3cacb032d50 Mon Sep 17 00:00:00 2001
From: Grant Limberg <grant.limberg@zerotier.com>
Date: Mon, 6 May 2024 19:31:02 -0700
Subject: [PATCH] move this

---
 tcp-proxy/tcp-proxy.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tcp-proxy/tcp-proxy.cpp b/tcp-proxy/tcp-proxy.cpp
index 770ee02b..a659ccc4 100644
--- a/tcp-proxy/tcp-proxy.cpp
+++ b/tcp-proxy/tcp-proxy.cpp
@@ -271,8 +271,8 @@ struct TcpProxyService
 		Client &c = *((Client *)*uptr);
 		if (c.tcpWritePtr) {
 			long n = phy->streamSend(sock,c.tcpWriteBuf,c.tcpWritePtr);
-			Metrics::tcp_bytes_out += n;
 			if (n > 0) {
+				Metrics::tcp_bytes_out += n;
 				memmove(c.tcpWriteBuf,c.tcpWriteBuf + n,c.tcpWritePtr -= (unsigned long)n);
 				if (!c.tcpWritePtr)
 					phy->setNotifyWritable(sock,false);