always initialize the hce_launch_checks event timer.

Fixes a crash when poll is run without any checks.
Found and fixed by Hiltjo Posthuma (hiltjo -AT- codemadness -DOT- org).
ok claudio@

diff --git a/usr.sbin/relayd/hce.c b/usr.sbin/relayd/hce.c
index 5c5ee6f..e4b5029 100644 (file)
--- a/usr.sbin/relayd/hce.c
+++ b/usr.sbin/relayd/hce.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: hce.c,v 1.77 2017/05/28 10:39:15 benno Exp $  */
+/*     $OpenBSD: hce.c,v 1.78 2017/12/18 21:45:57 benno Exp $  */
 
 /*
  * Copyright (c) 2006 Pierre-Yves Ritschard <pyr@openbsd.org>
@@ -80,8 +80,7 @@ hce_setup_events(void)
        struct timeval   tv;
        struct table    *table;
 
-       if (!(TAILQ_EMPTY(env->sc_tables) ||
-           event_initialized(&env->sc_ev))) {
+       if (!event_initialized(&env->sc_ev)) {
                evtimer_set(&env->sc_ev, hce_launch_checks, env);
                bzero(&tv, sizeof(tv));
                evtimer_add(&env->sc_ev, &tv);