diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index 43c51734d6cb98a59e3c6df4766218f0cb26915e..4e6dcc1cc237e52de83e41c2c254a5f5996ddfd8 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -384,7 +384,6 @@ int phy_start_aneg(struct phy_device *phydev)
phy_sanitize_settings(phydev);
err = phydev->drv->config_aneg(phydev);
-
if (err < 0)
goto out_unlock;
@@ -404,7 +403,6 @@ int phy_start_aneg(struct phy_device *phydev)
}
EXPORT_SYMBOL(phy_start_aneg);
-
/**
* phy_start_machine - start PHY state machine tracking
* @phydev: the phy_device struct
@@ -514,13 +512,11 @@ static int phy_disable_interrupts(struct phy_device *phydev)
/* Disable PHY interrupts */
err = phy_config_interrupt(phydev, PHY_INTERRUPT_DISABLED);
-
if (err)
goto phy_err;
/* Clear the interrupt */
err = phy_clear_interrupt(phydev);
-
if (err)
goto phy_err;
@@ -589,7 +585,6 @@ int phy_stop_interrupts(struct phy_device *phydev)
}
EXPORT_SYMBOL(phy_stop_interrupts);
-
/**
* phy_change - Scheduled by the phy_interrupt/timer to handle PHY changes
* @work: work_struct that describes the work to be done
@@ -622,7 +617,6 @@ void phy_change(struct work_struct *work)
/* reschedule state queue work to run as soon as possible */
cancel_delayed_work_sync(&phydev->state_queue);
queue_delayed_work(system_power_efficient_wq, &phydev->state_queue, 0);
-
return;
ignore:
@@ -668,7 +662,6 @@ void phy_stop(struct phy_device *phydev)
}
EXPORT_SYMBOL(phy_stop);
-
/**
* phy_start - start or restart a PHY device
* @phydev: target phy_device struct
@@ -730,7 +723,6 @@ void phy_state_machine(struct work_struct *work)
break;
case PHY_AN:
err = phy_read_status(phydev);
-
if (err < 0)
break;
@@ -762,7 +754,6 @@ void phy_state_machine(struct work_struct *work)
break;
case PHY_NOLINK:
err = phy_read_status(phydev);
-
if (err)
break;
@@ -774,7 +765,6 @@ void phy_state_machine(struct work_struct *work)
break;
case PHY_FORCING:
err = genphy_update_link(phydev);
-
if (err)
break;
@@ -797,7 +787,6 @@ void phy_state_machine(struct work_struct *work)
break;
case PHY_CHANGELINK:
err = phy_read_status(phydev);
-
if (err)
break;
@@ -824,14 +813,11 @@ void phy_state_machine(struct work_struct *work)
}
break;
case PHY_RESUMING:
-
err = phy_clear_interrupt(phydev);
-
if (err)
break;
err = phy_config_interrupt(phydev, PHY_INTERRUPT_ENABLED);
-
if (err)
break;
diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c
index dbd04c3f43f4c7e3e321dfa9202acc842d320d28..1f1f8d77aa6aa4720b826b18d203133247056f40 100644
--- a/drivers/net/phy/phy_device.c
+++ b/drivers/net/phy/phy_device.c
@@ -151,7 +151,6 @@ struct phy_device *phy_device_create(struct mii_bus *bus, int addr, int phy_id,
/* We allocate the device, and initialize the default values */
dev = kzalloc(sizeof(*dev), GFP_KERNEL);
-
if (NULL == dev)
return (struct phy_device *)PTR_ERR((void *)-ENOMEM);
@@ -294,7 +293,6 @@ static int get_phy_id(struct mii_bus *bus, int addr, u32 *phy_id,
/* Grab the bits from PHYIR1, and put them in the upper half */
phy_reg = mdiobus_read(bus, addr, MII_PHYSID1);
-
if (phy_reg < 0)
return -EIO;
@@ -302,7 +300,6 @@ static int get_phy_id(struct mii_bus *bus, int addr, u32 *phy_id,
/* Grab the bits from PHYIR2, and put them in the lower half */
phy_reg = mdiobus_read(bus, addr, MII_PHYSID2);
-
if (phy_reg < 0)
return -EIO;
@@ -724,7 +721,6 @@ static int genphy_config_advert(struct phy_device *phydev)
/* Setup standard advertisement */
adv = phy_read(phydev, MII_ADVERTISE);
-
if (adv < 0)
return adv;
@@ -745,7 +741,6 @@ static int genphy_config_advert(struct phy_device *phydev)
if (phydev->supported & (SUPPORTED_1000baseT_Half |
SUPPORTED_1000baseT_Full)) {
adv = phy_read(phydev, MII_CTRL1000);
-
if (adv < 0)
return adv;
@@ -812,7 +807,6 @@ int genphy_restart_aneg(struct phy_device *phydev)
}
EXPORT_SYMBOL(genphy_restart_aneg);
-
/**
* genphy_config_aneg - restart auto-negotiation or write BMCR
* @phydev: target phy_device struct
@@ -829,10 +823,8 @@ int genphy_config_aneg(struct phy_device *phydev)
return genphy_setup_forced(phydev);
result = genphy_config_advert(phydev);
-
if (result < 0) /* error */
return result;
-
if (result == 0) {
/* Advertisement hasn't changed, but maybe aneg was never on to
* begin with? Or maybe phy was isolated?
@@ -870,13 +862,11 @@ int genphy_update_link(struct phy_device *phydev)
/* Do a fake read */
status = phy_read(phydev, MII_BMSR);
-
if (status < 0)
return status;
/* Read link and autonegotiation status */
status = phy_read(phydev, MII_BMSR);
-
if (status < 0)
return status;
@@ -916,12 +906,10 @@ int genphy_read_status(struct phy_device *phydev)
if (phydev->supported & (SUPPORTED_1000baseT_Half
| SUPPORTED_1000baseT_Full)) {
lpagb = phy_read(phydev, MII_STAT1000);
-
if (lpagb < 0)
return lpagb;
adv = phy_read(phydev, MII_CTRL1000);
-
if (adv < 0)
return adv;
@@ -931,14 +919,12 @@ int genphy_read_status(struct phy_device *phydev)
}
lpa = phy_read(phydev, MII_LPA);
-
if (lpa < 0)
return lpa;
phydev->lp_advertising |= mii_lpa_to_ethtool_lpa_t(lpa);
adv = phy_read(phydev, MII_ADVERTISE);
-
if (adv < 0)
return adv;
@@ -1007,7 +993,6 @@ static int genphy_config_init(struct phy_device *phydev)
/* Do we support autonegotiation? */
val = phy_read(phydev, MII_BMSR);
-
if (val < 0)
return val;
@@ -1025,7 +1010,6 @@ static int genphy_config_init(struct phy_device *phydev)
if (val & BMSR_ESTATEN) {
val = phy_read(phydev, MII_ESTATUS);
-
if (val < 0)
return val;
@@ -1146,7 +1130,6 @@ int phy_driver_register(struct phy_driver *new_driver)
new_driver->driver.remove = phy_remove;
retval = driver_register(&new_driver->driver);
-
if (retval) {
pr_err("%s: Error %d in registering driver\n",
new_driver->name, retval);