sctp: Remove now-unneeded mb_unmapped_to_ext() calls
sctp_delayed_checksum() now handles unmapped mbufs, thanks to m_apply(). No functional change intended. Reviewed by: tuexen MFC after: 2 weeks Sponsored by: The FreeBSD Foundation Differential Revision: https://reviews.freebsd.org/D32942
This commit is contained in:
parent
b4d758a0cc
commit
756bb50b6a
@ -220,9 +220,6 @@ divert_packet(struct mbuf *m, bool incoming)
|
||||
}
|
||||
#if defined(SCTP) || defined(SCTP_SUPPORT)
|
||||
if (m->m_pkthdr.csum_flags & CSUM_SCTP) {
|
||||
m = mb_unmapped_to_ext(m);
|
||||
if (m == NULL)
|
||||
return;
|
||||
sctp_delayed_cksum(m, (uint32_t)(ip->ip_hl << 2));
|
||||
m->m_pkthdr.csum_flags &= ~CSUM_SCTP;
|
||||
}
|
||||
@ -238,9 +235,6 @@ divert_packet(struct mbuf *m, bool incoming)
|
||||
}
|
||||
#if defined(SCTP) || defined(SCTP_SUPPORT)
|
||||
if (m->m_pkthdr.csum_flags & CSUM_SCTP_IPV6) {
|
||||
m = mb_unmapped_to_ext(m);
|
||||
if (m == NULL)
|
||||
return;
|
||||
sctp_delayed_cksum(m, sizeof(struct ip6_hdr));
|
||||
m->m_pkthdr.csum_flags &= ~CSUM_SCTP_IPV6;
|
||||
}
|
||||
|
@ -753,12 +753,6 @@ ip_output(struct mbuf *m, struct mbuf *opt, struct route *ro, int flags,
|
||||
}
|
||||
#if defined(SCTP) || defined(SCTP_SUPPORT)
|
||||
if (m->m_pkthdr.csum_flags & CSUM_SCTP & ~ifp->if_hwassist) {
|
||||
m = mb_unmapped_to_ext(m);
|
||||
if (m == NULL) {
|
||||
IPSTAT_INC(ips_odropped);
|
||||
error = ENOBUFS;
|
||||
goto bad;
|
||||
}
|
||||
sctp_delayed_cksum(m, (uint32_t)(ip->ip_hl << 2));
|
||||
m->m_pkthdr.csum_flags &= ~CSUM_SCTP;
|
||||
}
|
||||
@ -911,12 +905,6 @@ ip_fragment(struct ip *ip, struct mbuf **m_frag, int mtu,
|
||||
}
|
||||
#if defined(SCTP) || defined(SCTP_SUPPORT)
|
||||
if (m0->m_pkthdr.csum_flags & CSUM_SCTP) {
|
||||
m0 = mb_unmapped_to_ext(m0);
|
||||
if (m0 == NULL) {
|
||||
error = ENOBUFS;
|
||||
IPSTAT_INC(ips_odropped);
|
||||
goto done;
|
||||
}
|
||||
sctp_delayed_cksum(m0, hlen);
|
||||
m0->m_pkthdr.csum_flags &= ~CSUM_SCTP;
|
||||
}
|
||||
|
@ -411,12 +411,6 @@ ipsec4_common_output(struct mbuf *m, struct inpcb *inp, int forwarding)
|
||||
if (m->m_pkthdr.csum_flags & CSUM_SCTP) {
|
||||
struct ip *ip;
|
||||
|
||||
m = mb_unmapped_to_ext(m);
|
||||
if (m == NULL) {
|
||||
IPSECSTAT_INC(ips_out_nomem);
|
||||
key_freesp(&sp);
|
||||
return (ENOBUFS);
|
||||
}
|
||||
ip = mtod(m, struct ip *);
|
||||
sctp_delayed_cksum(m, (uint32_t)(ip->ip_hl << 2));
|
||||
m->m_pkthdr.csum_flags &= ~CSUM_SCTP;
|
||||
@ -791,12 +785,6 @@ ipsec6_common_output(struct mbuf *m, struct inpcb *inp, int forwarding)
|
||||
}
|
||||
#if defined(SCTP) || defined(SCTP_SUPPORT)
|
||||
if (m->m_pkthdr.csum_flags & CSUM_SCTP_IPV6) {
|
||||
m = mb_unmapped_to_ext(m);
|
||||
if (m == NULL) {
|
||||
IPSEC6STAT_INC(ips_out_nomem);
|
||||
key_freesp(&sp);
|
||||
return (ENOBUFS);
|
||||
}
|
||||
sctp_delayed_cksum(m, sizeof(struct ip6_hdr));
|
||||
m->m_pkthdr.csum_flags &= ~CSUM_SCTP_IPV6;
|
||||
}
|
||||
|
@ -6000,9 +6000,6 @@ pf_route(struct mbuf **m, struct pf_krule *r, int dir, struct ifnet *oifp,
|
||||
}
|
||||
#if defined(SCTP) || defined(SCTP_SUPPORT)
|
||||
if (m0->m_pkthdr.csum_flags & CSUM_SCTP & ~ifp->if_hwassist) {
|
||||
m0 = mb_unmapped_to_ext(m0);
|
||||
if (m0 == NULL)
|
||||
goto done;
|
||||
sctp_delayed_cksum(m0, (uint32_t)(ip->ip_hl << 2));
|
||||
m0->m_pkthdr.csum_flags &= ~CSUM_SCTP;
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user