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path: root/drivers/net/phy
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Diffstat (limited to 'drivers/net/phy')
-rw-r--r--drivers/net/phy/phy_device.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c
index 92b08383cafa..0d8f4d3847f6 100644
--- a/drivers/net/phy/phy_device.c
+++ b/drivers/net/phy/phy_device.c
@@ -920,6 +920,11 @@ int phy_attach_direct(struct net_device *dev, struct phy_device *phydev,
return -EIO;
}
+ if (!try_module_get(d->driver->owner)) {
+ dev_err(&dev->dev, "failed to get the device driver module\n");
+ return -EIO;
+ }
+
get_device(d);
/* Assume that if there is no driver, that it doesn't
@@ -977,6 +982,7 @@ int phy_attach_direct(struct net_device *dev, struct phy_device *phydev,
error:
phy_detach(phydev);
put_device(d);
+ module_put(d->driver->owner);
if (ndev_owner != bus->owner)
module_put(bus->owner);
return err;
@@ -1059,6 +1065,7 @@ void phy_detach(struct phy_device *phydev)
bus = phydev->mdio.bus;
put_device(&phydev->mdio.dev);
+ module_put(phydev->mdio.dev.driver->owner);
if (ndev_owner != bus->owner)
module_put(bus->owner);
}