[src/trunk]: src/usr.sbin/ldpd get rid of unused variable/assignments

[kefren <kefren%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/8ccc91e59efc
branches:  trunk
changeset: 762047:8ccc91e59efc
user:      kefren <kefren%NetBSD.org@localhost>
date:      Mon Feb 14 11:43:59 2011 +0000

description:
get rid of unused variable/assignments

diffstat:

 usr.sbin/ldpd/mpls_routes.c |  17 +++++++----------
 1 files changed, 7 insertions(+), 10 deletions(-)

diffs (57 lines):

diff -r 02baf94ae01b -r 8ccc91e59efc usr.sbin/ldpd/mpls_routes.c
--- a/usr.sbin/ldpd/mpls_routes.c       Mon Feb 14 10:22:19 2011 +0000
+++ b/usr.sbin/ldpd/mpls_routes.c       Mon Feb 14 11:43:59 2011 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: mpls_routes.c,v 1.4 2011/02/09 11:38:57 kefren Exp $ */
+/* $NetBSD: mpls_routes.c,v 1.5 2011/02/14 11:43:59 kefren Exp $ */
 
 /*-
  * Copyright (c) 2010 The NetBSD Foundation, Inc.
@@ -635,25 +635,23 @@
                 */
 
                /* First of all check if we already know this one */
-               lab = label_get(so_dest, so_pref);
-               if (!lab) {
+               if (label_get(so_dest, so_pref) == NULL) {
                        if (!(rg->m_rtm.rtm_flags & RTF_GATEWAY))
-                               lab = label_add(so_dest, so_pref, NULL,
+                               label_add(so_dest, so_pref, NULL,
                                        MPLS_LABEL_IMPLNULL, NULL, 0);
                        else {
                                pm = ldp_test_mapping(&so_dest->sin.sin_addr,
                                         prefixlen, &so_gate->sin.sin_addr);
                                if (pm) {
-                                       lab = label_add(so_dest, so_pref,
+                                       label_add(so_dest, so_pref,
                                                so_gate, 0, NULL, 0);
                                        mpls_add_label(pm->peer, rg,
                                          &so_dest->sin.sin_addr, prefixlen,
                                          pm->lm->label, ROUTE_LOOKUP_LOOP);
                                        free(pm);
                                } else
-                                       lab = label_add(so_dest, so_pref,
-                                               so_gate, MPLS_LABEL_IMPLNULL,
-                                               NULL, 0);
+                                       label_add(so_dest, so_pref, so_gate,
+                                           MPLS_LABEL_IMPLNULL, NULL, 0);
                        }
                } else  /* We already know about this prefix */
                        debugp("Binding already there for prefix %s/%d !\n",
@@ -728,7 +726,6 @@
        char           *buf, *next, *lim;
        struct rt_msghdr *rtmes;
        union sockunion *so_dst, *so_pref, *so_gate;
-       struct label    *lab;
 
        mib[0] = CTL_NET;
        mib[1] = PF_ROUTE;
@@ -812,7 +809,7 @@
                        continue;
                }
                if (so_gate->sa.sa_family == AF_INET)
-                       lab = label_add(so_dst, so_pref, so_gate,
+                       label_add(so_dst, so_pref, so_gate,
                            MPLS_LABEL_IMPLNULL, NULL, 0);
 
                if (rtmes->rtm_flags & RTF_HOST)