[src/trunk]: src/sys/netinet remove unused variable.

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

details:   https://anonhg.NetBSD.org/src/rev/6eeec0fe56da
branches:  trunk
changeset: 813177:6eeec0fe56da
user:      knakahara <knakahara%NetBSD.org@localhost>
date:      Wed Jan 20 05:58:49 2016 +0000

description:
remove unused variable.

diffstat:

 sys/netinet/ip_encap.c |  8 ++------
 1 files changed, 2 insertions(+), 6 deletions(-)

diffs (32 lines):

diff -r 6e48ff26e61d -r 6eeec0fe56da sys/netinet/ip_encap.c
--- a/sys/netinet/ip_encap.c    Wed Jan 20 02:20:41 2016 +0000
+++ b/sys/netinet/ip_encap.c    Wed Jan 20 05:58:49 2016 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ip_encap.c,v 1.47 2015/12/09 06:00:51 knakahara Exp $  */
+/*     $NetBSD: ip_encap.c,v 1.48 2016/01/20 05:58:49 knakahara Exp $  */
 /*     $KAME: ip_encap.c,v 1.73 2001/10/02 08:30:58 itojun Exp $       */
 
 /*
@@ -64,13 +64,10 @@
  *
  * The code assumes that radix table code can handle non-continuous netmask,
  * as it will pass radix table memory region with (src + dst) sockaddr pair.
- *
- * FreeBSD is excluded here as they make max_keylen a static variable, and
- * thus forbid definition of radix table other than proper domains.
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ip_encap.c,v 1.47 2015/12/09 06:00:51 knakahara Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ip_encap.c,v 1.48 2016/01/20 05:58:49 knakahara Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_mrouting.h"
@@ -127,7 +124,6 @@
 
 LIST_HEAD(, encaptab) encaptab = LIST_HEAD_INITIALIZER(&encaptab);
 
-extern int max_keylen; /* radix.c */
 struct radix_node_head *encap_head[2]; /* 0 for AF_INET, 1 for AF_INET6 */
 
 void