From 6218a653501521c1867f5bea2435315cf27e3d30 Mon Sep 17 00:00:00 2001
From: Magnus Lundborg <lundborg.magnus@gmail.com>
Date: Fri, 25 Oct 2013 15:04:04 +0200
Subject: Abort data writing if the data vector is NULL.


diff --git a/src/lib/tng_io.c b/src/lib/tng_io.c
index 8a8a9dd..89f9b0d 100644
--- a/src/lib/tng_io.c
+++ b/src/lib/tng_io.c
@@ -15122,6 +15122,11 @@ tng_function_status DECLSPECDLLEXPORT tng_util_generic_write
         return(stat);
     }
 
+    if(values == 0)
+    {
+        return(TNG_FAILURE);
+    }
+
     frame_set = &tng_data->current_trajectory_frame_set;
 
     if(frame_nr < 0)
-- 
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