Date: Fri, 3 Jan 2014 12:06:54 +0000 (UTC) From: Gleb Smirnoff <glebius@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r260225 - head/sys/netgraph Message-ID: <201401031206.s03C6sxo036173@svn.freebsd.org>
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Author: glebius Date: Fri Jan 3 12:06:54 2014 New Revision: 260225 URL: http://svnweb.freebsd.org/changeset/base/260225 Log: Fix circular math macro. Submitted by: Lutz Donnerhacke via Dmitry Luhtionov German lesson at: http://lutz.donnerhacke.de/Blog/Der-Fluch-der-Stabilitaet PR: 146082 Modified: head/sys/netgraph/ng_l2tp.c Modified: head/sys/netgraph/ng_l2tp.c ============================================================================== --- head/sys/netgraph/ng_l2tp.c Fri Jan 3 11:03:12 2014 (r260224) +++ head/sys/netgraph/ng_l2tp.c Fri Jan 3 12:06:54 2014 (r260225) @@ -98,7 +98,7 @@ static MALLOC_DEFINE(M_NETGRAPH_L2TP, "n #define L2TP_ENABLE_DSEQ 1 /* enable data seq # */ /* Compare sequence numbers using circular math */ -#define L2TP_SEQ_DIFF(x, y) ((int)((int16_t)(x) - (int16_t)(y))) +#define L2TP_SEQ_DIFF(x, y) ((int16_t)((x) - (y))) #define SESSHASHSIZE 0x0020 #define SESSHASH(x) (((x) ^ ((x) >> 8)) & (SESSHASHSIZE - 1))
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