diff options
| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2010-08-16 18:42:58 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2010-08-16 18:42:58 +0100 |
| commit | e4862f2f6f5653dfb67f3ba2b6f0bc74516ed51a (patch) | |
| tree | 1db5a0540a4eecfad9b7daee476b985e82ddc810 /net/sched/sch_api.c | |
| parent | ec62dbd7eb8e3dddb221da89ecbcea0fc3dee8c1 (diff) | |
| parent | b2c1e07b81a126e5846dfc3d36f559d861df59f4 (diff) | |
Merge branch 'for-2.6.36' into for-2.6.37
Fairly simple conflicts, the most serious ones are the i.MX ones which I
suspect now need another rename.
Conflicts:
arch/arm/mach-mx2/clock_imx27.c
arch/arm/mach-mx2/devices.c
arch/arm/mach-omap2/board-rx51-peripherals.c
arch/arm/mach-omap2/board-zoom2.c
sound/soc/fsl/mpc5200_dma.c
sound/soc/fsl/mpc5200_dma.h
sound/soc/fsl/mpc8610_hpcd.c
sound/soc/pxa/spitz.c
Diffstat (limited to 'net/sched/sch_api.c')
| -rw-r--r-- | net/sched/sch_api.c | 22 |
1 files changed, 17 insertions, 5 deletions
diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c index b9e8c3b7d40..408eea7086a 100644 --- a/net/sched/sch_api.c +++ b/net/sched/sch_api.c @@ -150,22 +150,34 @@ int register_qdisc(struct Qdisc_ops *qops) if (qops->enqueue == NULL) qops->enqueue = noop_qdisc_ops.enqueue; if (qops->peek == NULL) { - if (qops->dequeue == NULL) { + if (qops->dequeue == NULL) qops->peek = noop_qdisc_ops.peek; - } else { - rc = -EINVAL; - goto out; - } + else + goto out_einval; } if (qops->dequeue == NULL) qops->dequeue = noop_qdisc_ops.dequeue; + if (qops->cl_ops) { + const struct Qdisc_class_ops *cops = qops->cl_ops; + + if (!(cops->get && cops->put && cops->walk && cops->leaf)) + goto out_einval; + + if (cops->tcf_chain && !(cops->bind_tcf && cops->unbind_tcf)) + goto out_einval; + } + qops->next = NULL; *qp = qops; rc = 0; out: write_unlock(&qdisc_mod_lock); return rc; + +out_einval: + rc = -EINVAL; + goto out; } EXPORT_SYMBOL(register_qdisc); |