Author: tuexen
Date: Sat Jun  2 20:53:23 2012
New Revision: 236492
URL: http://svn.freebsd.org/changeset/base/236492

Log:
  Don't request data from the IPv6 layer, which is not used.
  
  MFC after: 3 days

Modified:
  head/sys/netinet/sctp_output.c

Modified: head/sys/netinet/sctp_output.c
==============================================================================
--- head/sys/netinet/sctp_output.c      Sat Jun  2 20:47:00 2012        
(r236491)
+++ head/sys/netinet/sctp_output.c      Sat Jun  2 20:53:23 2012        
(r236492)
@@ -11047,11 +11047,8 @@ sctp_send_shutdown_complete2(struct mbuf
 #endif
 #ifdef INET6
        if (ip6_out != NULL) {
-               struct route_in6 ro;
                int ret;
-               struct ifnet *ifp = NULL;
 
-               bzero(&ro, sizeof(ro));
                mlen = SCTP_BUF_LEN(mout);
 #ifdef  SCTP_PACKET_LOGGING
                if (SCTP_BASE_SYSCTL(sctp_logging_level) & 
SCTP_LAST_PACKET_TRACING)
@@ -11077,11 +11074,7 @@ sctp_send_shutdown_complete2(struct mbuf
                        SCTP_STAT_INCR(sctps_sendhwcrc);
 #endif
                }
-               SCTP_IP6_OUTPUT(ret, o_pak, &ro, &ifp, NULL, vrf_id);
-
-               /* Free the route if we got one back */
-               if (ro.ro_rt)
-                       RTFREE(ro.ro_rt);
+               SCTP_IP6_OUTPUT(ret, o_pak, NULL, NULL, NULL, vrf_id);
        }
 #endif
        SCTP_STAT_INCR(sctps_sendpackets);
@@ -12148,12 +12141,8 @@ sctp_send_abort(struct mbuf *m, int iphl
 #endif
 #ifdef INET6
        if (ip6_out != NULL) {
-               struct route_in6 ro;
                int ret;
-               struct ifnet *ifp = NULL;
 
-               /* zap the stack pointer to the route */
-               bzero(&ro, sizeof(ro));
                if (port) {
                        udp->uh_ulen = htons(len - sizeof(struct ip6_hdr));
                }
@@ -12184,11 +12173,7 @@ sctp_send_abort(struct mbuf *m, int iphl
                        SCTP_STAT_INCR(sctps_sendhwcrc);
 #endif
                }
-               SCTP_IP6_OUTPUT(ret, o_pak, &ro, &ifp, NULL, vrf_id);
-
-               /* Free the route if we got one back */
-               if (ro.ro_rt)
-                       RTFREE(ro.ro_rt);
+               SCTP_IP6_OUTPUT(ret, o_pak, NULL, NULL, NULL, vrf_id);
        }
 #endif
        SCTP_STAT_INCR(sctps_sendpackets);
@@ -12414,12 +12399,8 @@ sctp_send_operr_to(struct mbuf *m, int i
 #endif
 #ifdef INET6
        if (ip6_out != NULL) {
-               struct route_in6 ro;
                int ret;
-               struct ifnet *ifp = NULL;
 
-               /* zap the stack pointer to the route */
-               bzero(&ro, sizeof(ro));
                if (port) {
                        udp->uh_ulen = htons(len - sizeof(struct ip6_hdr));
                }
@@ -12448,11 +12429,7 @@ sctp_send_operr_to(struct mbuf *m, int i
                        SCTP_STAT_INCR(sctps_sendhwcrc);
 #endif
                }
-               SCTP_IP6_OUTPUT(ret, o_pak, &ro, &ifp, NULL, vrf_id);
-
-               /* Free the route if we got one back */
-               if (ro.ro_rt)
-                       RTFREE(ro.ro_rt);
+               SCTP_IP6_OUTPUT(ret, o_pak, NULL, NULL, NULL, vrf_id);
        }
 #endif
        SCTP_STAT_INCR(sctps_sendpackets);
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