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| author | Artem B. Bityuckiy <dedekind@infradead.org> | 2005-07-06 15:43:18 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@mtd.linutronix.de> | 2005-07-06 19:40:38 +0200 |
| commit | b3539219c9ea20ebf6a5ea3cc534f423a3607c41 (patch) | |
| tree | d17c31c0eac0a7290ba5011b59a100fd9e9c9532 /net/sched/sch_generic.c | |
| parent | 6430a8def12edebc1c9c7c2621d33ca0e8653c33 (diff) | |
| parent | a18bcb7450840f07a772a45229de4811d930f461 (diff) | |
| download | kernel-crypto-b3539219c9ea20ebf6a5ea3cc534f423a3607c41.tar.gz kernel-crypto-b3539219c9ea20ebf6a5ea3cc534f423a3607c41.tar.xz kernel-crypto-b3539219c9ea20ebf6a5ea3cc534f423a3607c41.zip | |
Merge with rsync://fileserver/linux
Update to 2.6.12-rc3
Diffstat (limited to 'net/sched/sch_generic.c')
| -rw-r--r-- | net/sched/sch_generic.c | 35 |
1 files changed, 24 insertions, 11 deletions
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c index 7683b34dc6a..73e218e646a 100644 --- a/net/sched/sch_generic.c +++ b/net/sched/sch_generic.c @@ -395,24 +395,23 @@ static struct Qdisc_ops pfifo_fast_ops = { .owner = THIS_MODULE, }; -struct Qdisc * qdisc_create_dflt(struct net_device *dev, struct Qdisc_ops *ops) +struct Qdisc *qdisc_alloc(struct net_device *dev, struct Qdisc_ops *ops) { void *p; struct Qdisc *sch; - int size; + unsigned int size; + int err = -ENOBUFS; /* ensure that the Qdisc and the private data are 32-byte aligned */ - size = ((sizeof(*sch) + QDISC_ALIGN_CONST) & ~QDISC_ALIGN_CONST); - size += ops->priv_size + QDISC_ALIGN_CONST; + size = QDISC_ALIGN(sizeof(*sch)); + size += ops->priv_size + (QDISC_ALIGNTO - 1); p = kmalloc(size, GFP_KERNEL); if (!p) - return NULL; + goto errout; memset(p, 0, size); - - sch = (struct Qdisc *)(((unsigned long)p + QDISC_ALIGN_CONST) - & ~QDISC_ALIGN_CONST); - sch->padded = (char *)sch - (char *)p; + sch = (struct Qdisc *) QDISC_ALIGN((unsigned long) p); + sch->padded = (char *) sch - (char *) p; INIT_LIST_HEAD(&sch->list); skb_queue_head_init(&sch->q); @@ -423,11 +422,24 @@ struct Qdisc * qdisc_create_dflt(struct net_device *dev, struct Qdisc_ops *ops) dev_hold(dev); sch->stats_lock = &dev->queue_lock; atomic_set(&sch->refcnt, 1); + + return sch; +errout: + return ERR_PTR(-err); +} + +struct Qdisc * qdisc_create_dflt(struct net_device *dev, struct Qdisc_ops *ops) +{ + struct Qdisc *sch; + + sch = qdisc_alloc(dev, ops); + if (IS_ERR(sch)) + goto errout; + if (!ops->init || ops->init(sch, NULL) == 0) return sch; - dev_put(dev); - kfree(p); +errout: return NULL; } @@ -591,6 +603,7 @@ EXPORT_SYMBOL(__netdev_watchdog_up); EXPORT_SYMBOL(noop_qdisc); EXPORT_SYMBOL(noop_qdisc_ops); EXPORT_SYMBOL(qdisc_create_dflt); +EXPORT_SYMBOL(qdisc_alloc); EXPORT_SYMBOL(qdisc_destroy); EXPORT_SYMBOL(qdisc_reset); EXPORT_SYMBOL(qdisc_restart); |