fix access before null check

1 files changed, 3 insertions, 1 deletions

diff --git a/src/transport/plugin_transport_tcp.c b/src/transport/plugin_transport_tcp.c
index 6ee14d026..eedb9f910 100644
--- a/src/transport/plugin_transport_tcp.c
+++ b/src/transport/plugin_transport_tcp.c
@@ -1313,11 +1313,13 @@ tcp_plugin_get_session (void *cls,
   const struct IPv4TcpAddress *t4;
   const struct IPv6TcpAddress *t6;
   unsigned int is_natd = GNUNET_NO;
-  size_t addrlen = address->address_length;
+  size_t addrlen = 0;
 
   GNUNET_assert (plugin != NULL);
   GNUNET_assert (address != NULL);
 
+  addrlen = address->address_length;
+
   if (addrlen == sizeof (struct IPv6TcpAddress))
   {
     GNUNET_assert (NULL != address->address);     /* make static analysis happy */