From 851836828fff06c6ec6a254848b52a50d88b3bf8 Mon Sep 17 00:00:00 2001
From: Federico Barresi <federico.barresi@evopro-ag.de>
Date: Wed, 6 May 2020 23:42:50 +0200
Subject: [PATCH] add connection check into overload of SendPacket

- fix #8
---
 Sharp7/S7Client.cs | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/Sharp7/S7Client.cs b/Sharp7/S7Client.cs
index 0794b66..c06791c 100644
--- a/Sharp7/S7Client.cs
+++ b/Sharp7/S7Client.cs
@@ -537,15 +537,15 @@ namespace Sharp7
 
 		private void SendPacket(byte[] Buffer, int Len)
 		{
-			_LastError = Socket.Send(Buffer, Len);
+			if (Connected)
+				_LastError = Socket.Send(Buffer, Len);
+			else
+				_LastError = S7Consts.errTCPNotConnected;
 		}
 
 		private void SendPacket(byte[] Buffer)
 		{
-			if (Connected)
-				SendPacket(Buffer, Buffer.Length);
-			else
-				_LastError = S7Consts.errTCPNotConnected;
+			SendPacket(Buffer, Buffer.Length);
 		}
 
 		private int RecvIsoPacket()