WPS: Convert assert() to error return

diff --git a/src/wps/wps_upnp_event.c b/src/wps/wps_upnp_event.c
index 635deea..f3a2d43 100644 (file)
--- a/src/wps/wps_upnp_event.c
+++ b/src/wps/wps_upnp_event.c
@@ -238,9 +238,12 @@ static int event_send_start(struct subscription *s)
         * Assume we are called ONLY with no current event and ONLY with
         * nonempty event queue and ONLY with at least one address to send to.
         */
-       assert(!dl_list_empty(&s->addr_list));
-       assert(s->current_event == NULL);
-       assert(!dl_list_empty(&s->event_queue));
+       if (dl_list_empty(&s->addr_list))
+               return -1;
+       if (s->current_event)
+               return -1;
+       if (dl_list_empty(&s->event_queue))
+               return -1;
 
        s->current_event = e = event_dequeue(s);