diff options
Diffstat (limited to 'sys/netinet/sctp_input.c')
| -rw-r--r-- | sys/netinet/sctp_input.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/sys/netinet/sctp_input.c b/sys/netinet/sctp_input.c index 089c9b6..5da86ff 100644 --- a/sys/netinet/sctp_input.c +++ b/sys/netinet/sctp_input.c @@ -3068,7 +3068,7 @@ process_chunk_drop(struct sctp_tcb *stcb, struct sctp_chunk_desc *desc, struct sctp_nets *net, uint8_t flg) { switch (desc->chunk_type) { - case SCTP_DATA: + case SCTP_DATA: /* find the tsn to resend (possibly */ { uint32_t tsn; @@ -5717,14 +5717,17 @@ sctp_input_with_port(struct mbuf *i_pak, int off, uint16_t port) struct ip *ip; struct sctphdr *sh; struct sctp_inpcb *inp = NULL; - - uint32_t check, calc_check; struct sctp_nets *net; struct sctp_tcb *stcb = NULL; struct sctp_chunkhdr *ch; int refcount_up = 0; int length, mlen, offset; +#if !defined(SCTP_WITH_NO_CSUM) + uint32_t check, calc_check; + +#endif + if (SCTP_GET_PKT_VRFID(i_pak, vrf_id)) { SCTP_RELEASE_PKT(i_pak); return; @@ -5799,18 +5802,14 @@ sctp_input_with_port(struct mbuf *i_pak, int off, uint16_t port) m->m_pkthdr.len, if_name(m->m_pkthdr.rcvif), m->m_pkthdr.csum_flags); +#if defined(SCTP_WITH_NO_CSUM) + SCTP_STAT_INCR(sctps_recvnocrc); +#else if (m->m_pkthdr.csum_flags & CSUM_SCTP_VALID) { SCTP_STAT_INCR(sctps_recvhwcrc); goto sctp_skip_csum_4; } check = sh->checksum; /* save incoming checksum */ - if ((check == 0) && (SCTP_BASE_SYSCTL(sctp_no_csum_on_loopback)) && - ((ip->ip_src.s_addr == ip->ip_dst.s_addr) || - (SCTP_IS_IT_LOOPBACK(m))) - ) { - SCTP_STAT_INCR(sctps_recvnocrc); - goto sctp_skip_csum_4; - } sh->checksum = 0; /* prepare for calc */ calc_check = sctp_calculate_cksum(m, iphlen); sh->checksum = check; @@ -5840,6 +5839,7 @@ sctp_input_with_port(struct mbuf *i_pak, int off, uint16_t port) goto bad; } sctp_skip_csum_4: +#endif /* destination port of 0 is illegal, based on RFC2960. */ if (sh->dest_port == 0) { SCTP_STAT_INCR(sctps_hdrops); |
