1 files changed, 1 insertions, 1 deletions
diff --git a/mbbsd/telnet.c b/mbbsd/telnet.c
index f348f08c..d60254ac 100644
--- a/mbbsd/telnet.c
+++ b/mbbsd/telnet.c
@@ -55,7 +55,7 @@ tty_read(unsigned char *buf, size_t max)
     if(l == 0 || (l < 0 && !(errno == EINTR || errno == EAGAIN)))
 	abort_bbs(0);
 
-    if(!raw_connection)
+    if(!raw_connection || l <= 0)
 	return l;
 
     l = telnet_process(ctx, buf, l);