[src/trunk]: src/sys remove unnecessary conversion.

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

details:   https://anonhg.NetBSD.org/src/rev/c0262edb0ab1
branches:  trunk
changeset: 350145:c0262edb0ab1
user:      knakahara <knakahara%NetBSD.org@localhost>
date:      Fri Jan 06 03:25:13 2017 +0000

description:
remove unnecessary conversion.

gif_softc->gif_pdst is already valid sockaddr.

diffstat:

 sys/netinet/in_gif.c   |  12 +++---------
 sys/netinet6/in6_gif.c |  11 +++--------
 2 files changed, 6 insertions(+), 17 deletions(-)

diffs (81 lines):

diff -r 6a33a4902e96 -r c0262edb0ab1 sys/netinet/in_gif.c
--- a/sys/netinet/in_gif.c      Thu Jan 05 23:29:14 2017 +0000
+++ b/sys/netinet/in_gif.c      Fri Jan 06 03:25:13 2017 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: in_gif.c,v 1.86 2016/12/14 11:19:15 knakahara Exp $    */
+/*     $NetBSD: in_gif.c,v 1.87 2017/01/06 03:25:13 knakahara Exp $    */
 /*     $KAME: in_gif.c,v 1.66 2001/07/29 04:46:09 itojun Exp $ */
 
 /*
@@ -31,7 +31,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: in_gif.c,v 1.86 2016/12/14 11:19:15 knakahara Exp $");
+__KERNEL_RCSID(0, "$NetBSD: in_gif.c,v 1.87 2017/01/06 03:25:13 knakahara Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_inet.h"
@@ -90,10 +90,6 @@
        struct ip iphdr;        /* capsule IP header, host byte ordered */
        int proto, error;
        u_int8_t tos;
-       union {
-               struct sockaddr         dst;
-               struct sockaddr_in      dst4;
-       } u;
 
        if (sin_src == NULL || sin_dst == NULL ||
            sin_src->sin_family != AF_INET ||
@@ -170,10 +166,8 @@
                return ENOBUFS;
        bcopy(&iphdr, mtod(m, struct ip *), sizeof(struct ip));
 
-       sockaddr_in_init(&u.dst4, &sin_dst->sin_addr, 0);
-
        ro = percpu_getref(sc->gif_ro_percpu);
-       if ((rt = rtcache_lookup(ro, &u.dst)) == NULL) {
+       if ((rt = rtcache_lookup(ro, sc->gif_pdst)) == NULL) {
                percpu_putref(sc->gif_ro_percpu);
                m_freem(m);
                return ENETUNREACH;
diff -r 6a33a4902e96 -r c0262edb0ab1 sys/netinet6/in6_gif.c
--- a/sys/netinet6/in6_gif.c    Thu Jan 05 23:29:14 2017 +0000
+++ b/sys/netinet6/in6_gif.c    Fri Jan 06 03:25:13 2017 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: in6_gif.c,v 1.82 2016/12/14 11:19:15 knakahara Exp $   */
+/*     $NetBSD: in6_gif.c,v 1.83 2017/01/06 03:25:13 knakahara Exp $   */
 /*     $KAME: in6_gif.c,v 1.62 2001/07/29 04:27:25 itojun Exp $        */
 
 /*
@@ -31,7 +31,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: in6_gif.c,v 1.82 2016/12/14 11:19:15 knakahara Exp $");
+__KERNEL_RCSID(0, "$NetBSD: in6_gif.c,v 1.83 2017/01/06 03:25:13 knakahara Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_inet.h"
@@ -93,10 +93,6 @@
        struct ip6_hdr *ip6;
        int proto, error;
        u_int8_t itos, otos;
-       union {
-               struct sockaddr         dst;
-               struct sockaddr_in6     dst6;
-       } u;
 
        if (sin6_src == NULL || sin6_dst == NULL ||
            sin6_src->sin6_family != AF_INET6 ||
@@ -176,9 +172,8 @@
        ip6->ip6_flow &= ~ntohl(0xff00000);
        ip6->ip6_flow |= htonl((u_int32_t)otos << 20);
 
-       sockaddr_in6_init(&u.dst6, &sin6_dst->sin6_addr, 0, 0, 0);
        ro = percpu_getref(sc->gif_ro_percpu);
-       rt = rtcache_lookup(ro, &u.dst);
+       rt = rtcache_lookup(ro, sc->gif_pdst);
        if (rt == NULL) {
                percpu_putref(sc->gif_ro_percpu);
                m_freem(m);