Date: Fri, 6 May 2011 20:37:07 +0000 (UTC) From: Pyun YongHyeon <yongari@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r221548 - head/sys/net Message-ID: <201105062037.p46Kb7AT065078@svn.freebsd.org>
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Author: yongari Date: Fri May 6 20:37:07 2011 New Revision: 221548 URL: http://svn.freebsd.org/changeset/base/221548 Log: Do not increment collision counter if transmit have failed. Transmission error in tun(4) is queueing error(i.e. ENOBUFS) and it has nothing to do with collision. Reported by: Zeus V Panchenko (zeus <> ibs dot dn dot ua) Modified: head/sys/net/if_tun.c Modified: head/sys/net/if_tun.c ============================================================================== --- head/sys/net/if_tun.c Fri May 6 20:04:47 2011 (r221547) +++ head/sys/net/if_tun.c Fri May 6 20:37:07 2011 (r221548) @@ -661,10 +661,8 @@ tunoutput( } error = (ifp->if_transmit)(ifp, m0); - if (error) { - ifp->if_collisions++; + if (error) return (ENOBUFS); - } ifp->if_opackets++; return (0); }
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