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Merge branch 'vrf-next'

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Nikolay Aleksandrov says:

====================
vrf: a few simplifications and cleanups

These patches remove some unnecessary checks (patches 3, 4), unnecessary
num_slaves member and refcnt manipulations which are already done by the
upper functions.
====================

Acked-by: David Ahern <dsa@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2015-08-18 20:16:53 -07:00
commit 1c8aa215ec
2 changed files with 4 additions and 12 deletions
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15
drivers/net/vrf.c
View File

@ -265,8 +265,7 @@ static void vrf_rtable_destroy(struct net_vrf *vrf)
{
struct dst_entry *dst = (struct dst_entry *)vrf->rth;
if (dst)
dst_destroy(dst);
dst_destroy(dst);
vrf->rth = NULL;
}
@ -334,16 +333,12 @@ static struct slave *__vrf_find_slave_dev(struct slave_queue *queue,
/* inverse of __vrf_insert_slave */
static void __vrf_remove_slave(struct slave_queue *queue, struct slave *slave)
{
dev_put(slave->dev);
list_del(&slave->list);
queue->num_slaves--;
}
static void __vrf_insert_slave(struct slave_queue *queue, struct slave *slave)
{
dev_hold(slave->dev);
list_add(&slave->list, &queue->all_slaves);
queue->num_slaves++;
}
static int do_vrf_add_slave(struct net_device *dev, struct net_device *port_dev)
@ -459,8 +454,7 @@ static void vrf_dev_uninit(struct net_device *dev)
list_for_each_entry_safe(slave, next, head, list)
vrf_del_slave(dev, slave->dev);
if (dev->dstats)
free_percpu(dev->dstats);
free_percpu(dev->dstats);
dev->dstats = NULL;
}
@ -630,9 +624,8 @@ static int vrf_device_event(struct notifier_block *unused,
if (!vrf_ptr || netif_is_vrf(dev))
goto out;
vrf_dev = __dev_get_by_index(dev_net(dev), vrf_ptr->ifindex);
if (vrf_dev)
vrf_del_slave(vrf_dev, dev);
vrf_dev = netdev_master_upper_dev_get(dev);
vrf_del_slave(vrf_dev, dev);
}
out:
return NOTIFY_DONE;

1
include/net/vrf.h
View File

@ -24,7 +24,6 @@ struct slave {
struct slave_queue {
struct list_head all_slaves;
int num_slaves;
};
struct net_vrf {