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bonding: convert active_slave to use the new option API

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This patch adds the necessary changes so active_slave would use
the new bonding option API. Also some trivial/style fixes.

Signed-off-by: Nikolay Aleksandrov <nikolay@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Nikolay Aleksandrov
2014-01-22 14:53:35 +01:00
committed by David S. Miller
parent 0fff060877
commit d1fbd3ed93
6 changed files with 36 additions and 35 deletions
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24
drivers/net/bonding/bond_sysfs.c
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@@ -809,34 +809,14 @@ static ssize_t bonding_store_active_slave(struct device *d,
struct device_attribute *attr,
const char *buf, size_t count)
{
int ret;
struct bonding *bond = to_bond(d);
char ifname[IFNAMSIZ];
struct net_device *dev;
int ret;
if (!rtnl_trylock())
return restart_syscall();
sscanf(buf, "%15s", ifname); /* IFNAMSIZ */
if (!strlen(ifname) || buf[0] == '\n') {
dev = NULL;
} else {
dev = __dev_get_by_name(dev_net(bond->dev), ifname);
if (!dev) {
ret = -ENODEV;
goto out;
}
}
ret = bond_option_active_slave_set(bond, dev);
ret = bond_opt_tryset_rtnl(bond, BOND_OPT_ACTIVE_SLAVE, (char *)buf);
if (!ret)
ret = count;
out:
rtnl_unlock();
return ret;
}
static DEVICE_ATTR(active_slave, S_IRUGO | S_IWUSR,
bonding_show_active_slave, bonding_store_active_slave);