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linux/net/sched/sch_generic.c
Stephen Hemminger 8cbe1d46d6 [PKT_SCHED]: netetm: trap infinite loop hange on qlen underflow 
Due to bugs in netem (fixed by later patches), it is possible to get qdisc
qlen to go negative. If this happens the CPU ends up spinning forever
in qdisc_run(). So add a BUG_ON() to trap it.

Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2005-05-03 16:24:03 -07:00

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