From 1e0f42d3b6bda9414fe403746b9de521f0e18c63 Mon Sep 17 00:00:00 2001
From: Markus Gans <guru@server.home.net>
Date: Mon, 10 Aug 2015 00:04:25 +0200
Subject: [PATCH] use the return value from read

---
 src/fterm.cpp | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/fterm.cpp b/src/fterm.cpp
index 9daea305..3758d0c7 100644
--- a/src/fterm.cpp
+++ b/src/fterm.cpp
@@ -3390,8 +3390,8 @@ FString FTerm::getAnswerbackMsg()
     fflush(stdout);
     usleep(150000);  // wait 150 ms
     // read the answerback message
-    read(fileno(stdin), &temp, sizeof(temp)-1);
-    answerback = temp;
+    if ( read(fileno(stdin), &temp, sizeof(temp)-1) > 0 )
+      answerback = temp;   
   }
   return answerback;
 }
@@ -3412,8 +3412,8 @@ FString FTerm::getSecDA()
     fflush(stdout);
     usleep(150000);  // wait 150 ms
     // read the answer
-    read(fileno(stdin), &temp, sizeof(temp)-1);
-    sec_da = temp;
+    if ( read(fileno(stdin), &temp, sizeof(temp)-1) > 0 )
+      sec_da = temp;
   }
   return sec_da;
 }