CVS: cvs.openbsd.org: src

[Jun-ichiro itojun Hagino <itojun_(_at_)_cvs_(_dot_)_openbsd_(_dot_)_org>]

CVSROOT:	/cvs
Module name:	src
Changes by:	itojun_(_at_)_cvs_(_dot_)_openbsd_(_dot_)_org	2000/05/06 11:55:08

Modified files:
	sys/netinet    : ip_input.c 

Log message:
avoid underflow on unsigned value arithmetic (when optlen < 4).
2nd half of NetBSD Security Advisory 2000-002.