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authorBen Hutchings <bhutchings@solarflare.com>2012-12-07 06:15:32 (GMT)
committerDavid S. Miller <davem@davemloft.net>2012-12-07 19:35:35 (GMT)
commitc772dde343917b0961f75227cfb8c2b2f2b31d24 (patch)
tree381f04cf369eae7de070dda85eaa25623bbea0cd
parentee07c6e7a6f8a25c18f0a6b18152fbd7499245f6 (diff)
downloadlinux-c772dde343917b0961f75227cfb8c2b2f2b31d24.tar.xz
bonding: Fix check for ethtool get_link operation support
Since commit 2c60db037034 ('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>
-rw-r--r--drivers/net/bonding/bond_main.c17
1 files changed, 6 insertions, 11 deletions
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index c8bff3e..800a897 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -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);
}