Messages in this thread | | | Date | Fri, 28 Feb 2003 23:23:33 +0100 | From | Abramo Bagnara <> | Subject | Re: [Bug 420] New: Divide by zero (/proc/sys/net/ipv4/neigh/DEV/base_reachable_time) |
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Andi Kleen wrote: > > "Martin J. Bligh" <mbligh@aracnet.com> writes: > > > > echo 0 > /proc/sys/net/ipv4/neigh/DEV/base_reachable_time > > > > But neigh_rand_reach_time() divide by its argument. > > > > unsigned long neigh_rand_reach_time(unsigned long base) > > { > > return (net_random() % base) + (base>>1); > > } > > Don't do that then. The sysctl is root-only. There are lots of ways to > break the system by writing bogus values into root only configuration > options. That is why they are root only > > I would close the report as WONTFIX.
Don't this argument bring to the weird equality:
root user == infallible guy
IMHO the "if you make a typo you crash the machine" should be avoided (at least when feasible without drawbacks).
-- Abramo Bagnara mailto:abramo.bagnara@libero.it
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