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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net

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This commit is contained in:
David S. Miller
2016-12-10 16:21:55 -05:00
parent 3174fed982 045169816b
commit 821781a9f4
80 changed files with 864 additions and 280 deletions
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16
drivers/net/phy/phy_device.c
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@@ -905,11 +905,17 @@ EXPORT_SYMBOL(phy_attached_print);
int phy_attach_direct(struct net_device *dev, struct phy_device *phydev,
u32 flags, phy_interface_t interface)
{
struct module *ndev_owner = dev->dev.parent->driver->owner;
struct mii_bus *bus = phydev->mdio.bus;
struct device *d = &phydev->mdio.dev;
int err;
if (!try_module_get(bus->owner)) {
/* For Ethernet device drivers that register their own MDIO bus, we
* will have bus->owner match ndev_mod, so we do not want to increment
* our own module->refcnt here, otherwise we would not be able to
* unload later on.
*/
if (ndev_owner != bus->owner && !try_module_get(bus->owner)) {
dev_err(&dev->dev, "failed to get the bus module\n");
return -EIO;
}
@@ -971,7 +977,8 @@ int phy_attach_direct(struct net_device *dev, struct phy_device *phydev,
error:
phy_detach(phydev);
put_device(d);
module_put(bus->owner);
if (ndev_owner != bus->owner)
module_put(bus->owner);
return err;
}
EXPORT_SYMBOL(phy_attach_direct);
@@ -1021,6 +1028,8 @@ EXPORT_SYMBOL(phy_attach);
*/
void phy_detach(struct phy_device *phydev)
{
struct net_device *dev = phydev->attached_dev;
struct module *ndev_owner = dev->dev.parent->driver->owner;
struct mii_bus *bus;
int i;
@@ -1050,7 +1059,8 @@ void phy_detach(struct phy_device *phydev)
bus = phydev->mdio.bus;
put_device(&phydev->mdio.dev);
module_put(bus->owner);
if (ndev_owner != bus->owner)
module_put(bus->owner);
}
EXPORT_SYMBOL(phy_detach);