gnunet

commit 328aade82c1f698ac7b93894a4bd659e14f41e4d
parent f3ea2e1338054ec0143ac7054e5e91373bcbd558
Author: Christian Grothoff <christian@grothoff.org>
Date:   Sat,  6 Jan 2018 21:37:27 +0100

handle error properly, do not just log but continue gracefully -- v6 also

Diffstat:
M
src/gns/gnunet-dns2gns.c
 | 
26
++++++++++++++++++--------

1 file changed, 18 insertions(+), 8 deletions(-)
diff --git a/src/gns/gnunet-dns2gns.c b/src/gns/gnunet-dns2gns.c
@@ -586,16 +586,26 @@ read_dns6 (void *cls)
     }
   {
     char buf[size];
+    ssize_t sret;
 
     addrlen = sizeof (v6);
-    GNUNET_break (size ==
-		  GNUNET_NETWORK_socket_recvfrom (listen_socket6,
-						  buf,
-						  size,
-						  (struct sockaddr *) &v6,
-						  &addrlen));
-    handle_request (listen_socket6, &v6, addrlen,
-		    buf, size);
+    sret = GNUNET_NETWORK_socket_recvfrom (listen_socket6,
+					   buf,
+					   size,
+					   (struct sockaddr *) &v6,
+					   &addrlen);
+    if (0 > sret)
+    {
+      GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING,
+			   "recvfrom");
+      return;
+    }
+    GNUNET_break (size == (size_t) sret);
+    handle_request (listen_socket6,
+		    &v6,
+		    addrlen,
+		    buf,
+		    size);
   }
 }