1 files changed, 3 insertions, 0 deletions

diff --git a/src/vpn/gnunet-service-vpn.c b/src/vpn/gnunet-service-vpn.c
index d9daaa7e2..bdc638176 100644
--- a/src/vpn/gnunet-service-vpn.c
+++ b/src/vpn/gnunet-service-vpn.c
@@ -2218,6 +2218,9 @@ route_packet (struct DestinationEntry *destination,
  *
  * @param cls closure, NULL
  * @param message message we got from the client (VPN channel interface)
+ * @return #GNUNET_OK on success,
+ *    #GNUNET_NO to stop further processing (no error)
+ *    #GNUNET_SYSERR to stop further processing with error
  */
 static int
 message_token (void *cls,