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authortuexen <tuexen@FreeBSD.org>2012-07-04 20:59:30 +0000
committertuexen <tuexen@FreeBSD.org>2012-07-04 20:59:30 +0000
commit4f65fa236f2375697aae8a26e4208dd71aadf951 (patch)
tree1695ada5ee9245da575d6946a7cb16960ef55ea6 /sys/netinet
parentbe3caf7d1b4dddea6a0cc7abed57d218405b0fef (diff)
downloadFreeBSD-src-4f65fa236f2375697aae8a26e4208dd71aadf951.zip
FreeBSD-src-4f65fa236f2375697aae8a26e4208dd71aadf951.tar.gz
Use consistent method to determine IPV4_OUTPUT/IPV6_OUTPUT.
MFC after: 3 days
Diffstat (limited to 'sys/netinet')
-rw-r--r--sys/netinet/sctp_output.c16
1 files changed, 12 insertions, 4 deletions
diff --git a/sys/netinet/sctp_output.c b/sys/netinet/sctp_output.c
index 116f07f..41bc1c5 100644
--- a/sys/netinet/sctp_output.c
+++ b/sys/netinet/sctp_output.c
@@ -10971,8 +10971,9 @@ sctp_send_resp_msg(struct sockaddr *src, struct sockaddr *dst,
return;
}
SCTP_ATTACH_CHAIN(o_pak, mout, len);
+ switch (dst->sa_family) {
#ifdef INET
- if (ip != NULL) {
+ case AF_INET:
if (port) {
if (V_udp_cksum) {
udp->uh_sum = in_pseudo(ip->ip_src.s_addr, ip->ip_dst.s_addr, udp->uh_ulen + htons(IPPROTO_UDP));
@@ -11006,10 +11007,10 @@ sctp_send_resp_msg(struct sockaddr *src, struct sockaddr *dst,
}
#endif
SCTP_IP_OUTPUT(ret, o_pak, NULL, NULL, vrf_id);
- }
+ break;
#endif
#ifdef INET6
- if (ip6 != NULL) {
+ case AF_INET6:
ip6->ip6_plen = len - sizeof(struct ip6_hdr);
if (port) {
#if defined(SCTP_WITH_NO_CSUM)
@@ -11036,8 +11037,15 @@ sctp_send_resp_msg(struct sockaddr *src, struct sockaddr *dst,
}
#endif
SCTP_IP6_OUTPUT(ret, o_pak, NULL, NULL, NULL, vrf_id);
- }
+ break;
#endif
+ default:
+ SCTPDBG(SCTP_DEBUG_OUTPUT1, "Unknown protocol (TSNH) type %d\n",
+ dst->sa_family);
+ sctp_m_freem(mout);
+ SCTP_LTRACE_ERR_RET_PKT(mout, NULL, NULL, NULL, SCTP_FROM_SCTP_OUTPUT, EFAULT);
+ return;
+ }
SCTP_STAT_INCR(sctps_sendpackets);
SCTP_STAT_INCR_COUNTER64(sctps_outpackets);
SCTP_STAT_INCR_COUNTER64(sctps_outcontrolchunks);
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