diff options
-rw-r--r-- | drivers/net/phy/phy.c | 14 | ||||
-rw-r--r-- | drivers/net/phy/phy_device.c | 17 |
2 files changed, 0 insertions, 31 deletions
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c index 43c51734d6cb..4e6dcc1cc237 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 @@ out_unlock: } 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 @@ out_unlock: } 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 dbd04c3f43f4..1f1f8d77aa6a 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); |