Fix periodic loop

src/dhcp6.c

@@ -596,7 +596,13 @@ void dhcp_construct_contexts(time_t now)
     }
   
   if (param.newone)
-    lease_update_file(now);
+    {
+      if (daemon->dhcp || daemon->doing_dhcp6)
+	lease_update_file(now);
+      else 
+	/* Not doing DHCP, so no lease system, manage alarms for ra only */
+	send_alarm(periodic_ra(now), now);
+    }
 }
       
 static int join_multicast_worker(struct in6_addr *local, int prefix, 

src/radv.c

@@ -102,11 +102,8 @@ void ra_start_unsolicted(time_t now, struct dhcp_context *context)
      context->ra_time = now;
   else
     for (context = daemon->dhcp6; context; context = context->next)
-      if (context->flags & CONTEXT_RA)
-	context->ra_time = now + (rand16()/13000); /* range 0 - 5 */
-      else
-	context->ra_time = 0;
-  
+      context->ra_time = now + (rand16()/13000); /* range 0 - 5 */
+        
    /* re-do frequently for a minute or so, in case the first gets lost. */
    ra_short_period_start = now;
 }