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author | brian <brian@FreeBSD.org> | 2004-06-29 07:40:38 +0000 |
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committer | brian <brian@FreeBSD.org> | 2004-06-29 07:40:38 +0000 |
commit | 664f6c9a4c24338a955d72c04dd183d3033f5d0e (patch) | |
tree | 17271714a7062d1b36571cd242d7d4be037312f8 | |
parent | c597a45940fb74b2d2dace2b96e6874c3889d068 (diff) | |
download | FreeBSD-src-664f6c9a4c24338a955d72c04dd183d3033f5d0e.zip FreeBSD-src-664f6c9a4c24338a955d72c04dd183d3033f5d0e.tar.gz |
Reduce MAXMSS limit by 12 bytes to allow for rfc 1323.
PR: 32717
Submitted by: MORI Kouji <moriko@hh.iij4u.or.jp>
MFC after: 2 weeks
-rw-r--r-- | usr.sbin/ppp/tcpmss.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/usr.sbin/ppp/tcpmss.c b/usr.sbin/ppp/tcpmss.c index 1fdbf02..b4dc64e 100644 --- a/usr.sbin/ppp/tcpmss.c +++ b/usr.sbin/ppp/tcpmss.c @@ -70,7 +70,7 @@ * We are in a liberal position about MSS * (RFC 879, section 7). */ -#define MAXMSS(mtu) (mtu - sizeof(struct ip) - sizeof(struct tcphdr)) +#define MAXMSS(mtu) ((mtu) - sizeof(struct ip) - sizeof(struct tcphdr) - 12) /*- |