add connection check into overload of SendPacket

- fix #8
2026-02-04 08:42:51 +00:00 · 2020-05-06 23:42:50 +02:00
parent 9f624de743
commit 851836828f
1 changed files with 5 additions and 5 deletions
--- a/Sharp7/S7Client.cs
+++ b/Sharp7/S7Client.cs
@@ -537,15 +537,15 @@ namespace Sharp7

 		private void SendPacket(byte[] Buffer, int 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;
 		}

 		private int RecvIsoPacket()