From e6538aa8fd12fe4fc72bd60b3eb7618bc69bf5d3 Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Sun, 27 Nov 2016 20:08:48 +0100
Subject: change return value to use -1 on error, as 0 is a legal packet size

---
 src/gns/gnunet-dns2gns.c | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

(limited to 'src/gns/gnunet-dns2gns.c')

diff --git a/src/gns/gnunet-dns2gns.c b/src/gns/gnunet-dns2gns.c
index 73d5eab6c..f58303789 100644
--- a/src/gns/gnunet-dns2gns.c
+++ b/src/gns/gnunet-dns2gns.c
@@ -533,17 +533,20 @@ read_dns4 (void *cls)
       return; /* read error!? */
     }
   {
-    char buf[size];
+    char buf[size + 1];
 
     addrlen = sizeof (v4);
     GNUNET_break (size ==
 		  GNUNET_NETWORK_socket_recvfrom (listen_socket4,
 						  buf,
-						  size,
+						  size + 1,
 						  (struct sockaddr *) &v4,
 						  &addrlen));
-    handle_request (listen_socket4, &v4, addrlen,
-		    buf, size);
+    handle_request (listen_socket4,
+		    &v4,
+		    addrlen,
+		    buf,
+		    size);
   }
 }
 
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