[src/trunk]: src/sys/netinet Replace dead code by KASSERT.

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

details:   https://anonhg.NetBSD.org/src/rev/46feb6acce4c
branches:  trunk
changeset: 829810:46feb6acce4c
user:      maxv <maxv%NetBSD.org@localhost>
date:      Tue Feb 13 10:05:05 2018 +0000

description:
Replace dead code by KASSERT.

diffstat:

 sys/netinet/if_arp.c |  19 +++----------------
 1 files changed, 3 insertions(+), 16 deletions(-)

diffs (40 lines):

diff -r 48a564206422 -r 46feb6acce4c sys/netinet/if_arp.c
--- a/sys/netinet/if_arp.c      Tue Feb 13 10:02:12 2018 +0000
+++ b/sys/netinet/if_arp.c      Tue Feb 13 10:05:05 2018 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: if_arp.c,v 1.260 2018/02/13 08:51:37 maxv Exp $        */
+/*     $NetBSD: if_arp.c,v 1.261 2018/02/13 10:05:05 maxv Exp $        */
 
 /*
  * Copyright (c) 1998, 2000, 2008 The NetBSD Foundation, Inc.
@@ -68,7 +68,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: if_arp.c,v 1.260 2018/02/13 08:51:37 maxv Exp $");
+__KERNEL_RCSID(0, "$NetBSD: if_arp.c,v 1.261 2018/02/13 10:05:05 maxv Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_ddb.h"
@@ -1232,20 +1232,7 @@
                }
        }
 
-       /* XXX llentry should have addrlen? */
-#if 0
-       /*
-        * sanity check for the address length.
-        * XXX this does not work for protocols with variable address
-        * length. -is
-        */
-       if (sdl->sdl_alen && sdl->sdl_alen != ah->ar_hln) {
-               ARP_STATINC(ARP_STAT_RCVLENCHG);
-               log(LOG_WARNING,
-                   "arp from %s: new addr len %d, was %d\n",
-                   IN_PRINT(ipbuf, &isaddr), ah->ar_hln, sdl->sdl_alen);
-       }
-#endif
+       KASSERT(ifp->if_sadl->sdl_alen == ifp->if_addrlen);
 
 #if NTOKEN > 0
        /*