svn commit: r237902 - stable/9/sys/netinet

[Michael Tuexen]

Author: tuexen
Date: Sun Jul  1 08:11:15 2012
New Revision: 237902
URL: http://svn.freebsd.org/changeset/base/237902

Log:
  MFC r236492:
  Don't request data from the IPv6 layer, which is not used.

Modified:
  stable/9/sys/netinet/sctp_output.c
Directory Properties:
  stable/9/sys/   (props changed)

Modified: stable/9/sys/netinet/sctp_output.c
==============================================================================
--- stable/9/sys/netinet/sctp_output.c	Sun Jul  1 08:10:49 2012	(r237901)
+++ stable/9/sys/netinet/sctp_output.c	Sun Jul  1 08:11:15 2012	(r237902)
@@ -11059,11 +11059,8 @@ 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)
@@ -11089,11 +11086,7 @@ 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);
@@ -12160,12 +12153,8 @@ 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));
 		}
@@ -12196,11 +12185,7 @@ 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);
@@ -12426,12 +12411,8 @@ 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));
 		}
@@ -12460,11 +12441,7 @@ 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);