[bgpd] vstate might be used unitialized

[Denis Fondras]

Index: rde.c
===================================================================
RCS file: /cvs/src/usr.sbin/bgpd/rde.c,v
retrieving revision 1.430
diff -u -p -r1.430 rde.c
--- rde.c       29 Sep 2018 08:11:11 -0000      1.430
+++ rde.c       30 Sep 2018 09:52:32 -0000
@@ -3124,10 +3124,11 @@ rde_softreconfig_in(struct rib_entry *re
                peer = prefix_peer(p);
                force_eval = 0;
 
+               vstate = rde_roa_validity(&conf->rde_roa,
+                   &prefix, pt->prefixlen, asp->source_as);
+
                if (conf->rde_roa.dirty) {
                        /* ROA validation state update */
-                       vstate = rde_roa_validity(&conf->rde_roa,
-                           &prefix, pt->prefixlen, asp->source_as);
                        if (vstate != p->validation_state) {
                                force_eval = 1;
                                p->validation_state = vstate;