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bonding: Fix check for ethtool get_link operation support 

Since commit 2c60db0370 ('net: provide a default dev->ethtool_ops')
all devices have a non-null ethtool_ops.  Test only
dev->ethtool_ops->get_link in both places where we care.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ben Hutchings 2012-12-07 06:15:32 +00:00 committed by David S. Miller
parent ee07c6e7a6
commit c772dde343
1 changed files with 6 additions and 11 deletions
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17
drivers/net/bonding/bond_main.c
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@ -615,15 +615,9 @@ static int bond_check_dev_link(struct bonding *bond,
return netif_carrier_ok(slave_dev) ? BMSR_LSTATUS : 0;
/* Try to get link status using Ethtool first. */
if (slave_dev->ethtool_ops) {
if (slave_dev->ethtool_ops->get_link) {
u32 link;
link = slave_dev->ethtool_ops->get_link(slave_dev);
return link ? BMSR_LSTATUS : 0;
}
}
if (slave_dev->ethtool_ops->get_link)
return slave_dev->ethtool_ops->get_link(slave_dev) ?
BMSR_LSTATUS : 0;
/* Ethtool can't be used, fallback to MII ioctls. */
ioctl = slave_ops->ndo_do_ioctl;
@ -1510,8 +1504,9 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
int link_reporting;
int res = 0;
if (!bond->params.use_carrier && slave_dev->ethtool_ops == NULL &&
slave_ops->ndo_do_ioctl == NULL) {
if (!bond->params.use_carrier &&
slave_dev->ethtool_ops->get_link == NULL &&
slave_ops->ndo_do_ioctl == NULL) {
pr_warning("%s: Warning: no link monitoring support for %s\n",
bond_dev->name, slave_dev->name);
}