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author | Patrick McHardy <kaber@trash.net> | 2006-03-20 19:00:49 -0800 |
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committer | David S. Miller <davem@davemloft.net> | 2006-03-20 19:00:49 -0800 |
commit | 6d037a26f08711a222ed0d3d12b09e93eed7d3e8 (patch) | |
tree | a200247459a6a378a1fb24847d383bddb09f5b67 /net/sched/sch_prio.c | |
parent | a85d771e32f9724b61a68748cc667d1e11fe3478 (diff) | |
download | kernel_samsung_crespo-6d037a26f08711a222ed0d3d12b09e93eed7d3e8.zip kernel_samsung_crespo-6d037a26f08711a222ed0d3d12b09e93eed7d3e8.tar.gz kernel_samsung_crespo-6d037a26f08711a222ed0d3d12b09e93eed7d3e8.tar.bz2 |
[PKT_SCHED]: Qdisc drop operation is optional
The drop operation is optional and qdiscs must check if childs support it.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/sch_prio.c')
-rw-r--r-- | net/sched/sch_prio.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/sched/sch_prio.c b/net/sched/sch_prio.c index 1641db3..3395ca7 100644 --- a/net/sched/sch_prio.c +++ b/net/sched/sch_prio.c @@ -165,7 +165,7 @@ static unsigned int prio_drop(struct Qdisc* sch) for (prio = q->bands-1; prio >= 0; prio--) { qdisc = q->queues[prio]; - if ((len = qdisc->ops->drop(qdisc)) != 0) { + if (qdisc->ops->drop && (len = qdisc->ops->drop(qdisc)) != 0) { sch->q.qlen--; return len; } |