CID 225792 Resource leak in script-fu-server.c

Variable ai and ai_curr going out of scope at line 496.
Variable ai going out of scope at line 545.

Revealed by Coverity Scan.

plug-ins/script-fu/script-fu-server.c

@@ -494,6 +494,7 @@ server_start (const gchar *listen_ip,
       if (listen (server_socks[sockno], 5) < 0)
         {
           print_socket_api_error ("listen");
+          freeaddrinfo (ai);
           return;
         }
     }
@@ -541,6 +542,7 @@ server_start (const gchar *listen_ip,
 
   server_progress_uninstall (progress);
 
+  freeaddrinfo (ai);
   server_quit ();
 }