From 69652bf9f2ad284cb256941310a811e2fa0bde88 Mon Sep 17 00:00:00 2001
From: Masayuki Ishikawa <masayuki.ishikawa@gmail.com>
Date: Sat, 19 Jan 2019 12:43:21 +0000
Subject: [PATCH] Merged in masayuki2009/nuttx.nuttx/fix_telnet_driver (pull
 request #819)

drivers/net/telnet.c: Add config to avoid a garbage character when not supported.

Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>

Approved-by: GregoryN <gnutt@nuttx.org>
---
 drivers/net/telnet.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/telnet.c b/drivers/net/telnet.c
index 5d9cbe08101..40ce49c2eba 100644
--- a/drivers/net/telnet.c
+++ b/drivers/net/telnet.c
@@ -1028,7 +1028,9 @@ static int telnet_session(FAR struct telnet_session_s *session)
 
   psock_close(psock);
 
+#ifdef CONFIG_TELNET_SUPPORT_NAWS
   telnet_sendopt(priv, TELNET_DO, TELNET_NAWS);
+#endif
 
   /* Return the path to the new telnet driver */