[src/netbsd-1-5]: src/sys/netinet pullup 1.113 -> 1.114 (approved by releng-1-5)

[itojun <itojun%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/59c630ffd809
branches:  netbsd-1-5
changeset: 488678:59c630ffd809
user:      itojun <itojun%NetBSD.org@localhost>
date:      Sun Jul 23 07:27:11 2000 +0000

description:
pullup 1.113 -> 1.114 (approved by releng-1-5)
add an DIAGNOSTIC case for MCLBYTES assumption

diffstat:

 sys/netinet/tcp_input.c |  6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diffs (20 lines):

diff -r 0d35435b4d7e -r 59c630ffd809 sys/netinet/tcp_input.c
--- a/sys/netinet/tcp_input.c   Sun Jul 23 05:38:53 2000 +0000
+++ b/sys/netinet/tcp_input.c   Sun Jul 23 07:27:11 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: tcp_input.c,v 1.108.4.4 2000/07/23 05:25:07 itojun Exp $       */
+/*     $NetBSD: tcp_input.c,v 1.108.4.5 2000/07/23 07:27:11 itojun Exp $       */
 
 /*
 %%% portions-copyright-nrl-95
@@ -3361,6 +3361,10 @@
         */
        if (m)
                m_freem(m);
+#ifdef DIAGNOSTIC
+       if (max_linkhdr + tlen > MCLBYTES)
+               return (ENOBUFS);
+#endif
        MGETHDR(m, M_DONTWAIT, MT_DATA);
        if (m && tlen > MHLEN) {
                MCLGET(m, M_DONTWAIT);