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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