phy: kill excess code

Remove some excess code:

- convert assignments to initializers;

- kill useless assignments before *return*.

Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index 8ea5b0d1331611ffb6c1aebb3498ec5127c1f8ca..43c51734d6cb98a59e3c6df4766218f0cb26915e 100644 (file)
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -100,9 +100,7 @@ static int phy_config_interrupt(struct phy_device *phydev, u32 interrupts)
  */
 static inline int phy_aneg_done(struct phy_device *phydev)
 {
-       int retval;
-
-       retval = phy_read(phydev, MII_BMSR);
+       int retval = phy_read(phydev, MII_BMSR);
 
        return (retval < 0) ? retval : (retval & BMSR_ANEGCOMPLETE);
 }
@@ -498,16 +496,12 @@ static irqreturn_t phy_interrupt(int irq, void *phy_dat)
  */
 static int phy_enable_interrupts(struct phy_device *phydev)
 {
-       int err;
-
-       err = phy_clear_interrupt(phydev);
+       int err = phy_clear_interrupt(phydev);
 
        if (err < 0)
                return err;
 
-       err = phy_config_interrupt(phydev, PHY_INTERRUPT_ENABLED);
-
-       return err;
+       return phy_config_interrupt(phydev, PHY_INTERRUPT_ENABLED);
 }
 
 /**
@@ -571,9 +565,7 @@ EXPORT_SYMBOL(phy_start_interrupts);
  */
 int phy_stop_interrupts(struct phy_device *phydev)
 {
-       int err;
-
-       err = phy_disable_interrupts(phydev);
+       int err = phy_disable_interrupts(phydev);
 
        if (err)
                phy_error(phydev);
@@ -1108,9 +1100,8 @@ EXPORT_SYMBOL(phy_ethtool_get_eee);
  */
 int phy_ethtool_set_eee(struct phy_device *phydev, struct ethtool_eee *data)
 {
-       int val;
+       int val = ethtool_adv_to_mmd_eee_adv_t(data->advertised);
 
-       val = ethtool_adv_to_mmd_eee_adv_t(data->advertised);
        phy_write_mmd_indirect(phydev->bus, MDIO_AN_EEE_ADV, MDIO_MMD_AN,
                               phydev->addr, val);
 

diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c
index c5100aa5e9ad54a754c9db46d61d06fc26e35d56..dbd04c3f43f4c7e3e321dfa9202acc842d320d28 100644 (file)
--- a/drivers/net/phy/phy_device.c
+++ b/drivers/net/phy/phy_device.c
@@ -70,9 +70,8 @@ static int phy_attach_direct(struct net_device *dev, struct phy_device *phydev,
 int phy_register_fixup(const char *bus_id, u32 phy_uid, u32 phy_uid_mask,
                       int (*run)(struct phy_device *))
 {
-       struct phy_fixup *fixup;
+       struct phy_fixup *fixup = kzalloc(sizeof(*fixup), GFP_KERNEL);
 
-       fixup = kzalloc(sizeof(*fixup), GFP_KERNEL);
        if (!fixup)
                return -ENOMEM;
 
@@ -130,9 +129,7 @@ int phy_scan_fixups(struct phy_device *phydev)
        mutex_lock(&phy_fixup_lock);
        list_for_each_entry(fixup, &phy_fixup_list, list) {
                if (phy_needs_fixup(phydev, fixup)) {
-                       int err;
-
-                       err = fixup->run(phydev);
+                       int err = fixup->run(phydev);
 
                        if (err < 0) {
                                mutex_unlock(&phy_fixup_lock);
@@ -801,9 +798,7 @@ EXPORT_SYMBOL(genphy_setup_forced);
  */
 int genphy_restart_aneg(struct phy_device *phydev)
 {
-       int ctl;
-
-       ctl = phy_read(phydev, MII_BMCR);
+       int ctl = phy_read(phydev, MII_BMCR);
 
        if (ctl < 0)
                return ctl;
@@ -813,9 +808,7 @@ int genphy_restart_aneg(struct phy_device *phydev)
        /* Don't isolate the PHY if we're negotiating */
        ctl &= ~BMCR_ISOLATE;
 
-       ctl = phy_write(phydev, MII_BMCR, ctl);
-
-       return ctl;
+       return phy_write(phydev, MII_BMCR, ctl);
 }
 EXPORT_SYMBOL(genphy_restart_aneg);
 
@@ -1087,15 +1080,11 @@ EXPORT_SYMBOL(genphy_resume);
  */
 static int phy_probe(struct device *dev)
 {
-       struct phy_device *phydev;
-       struct phy_driver *phydrv;
-       struct device_driver *drv;
+       struct phy_device *phydev = to_phy_device(dev);
+       struct device_driver *drv = phydev->dev.driver;
+       struct phy_driver *phydrv = to_phy_driver(drv);
        int err = 0;
 
-       phydev = to_phy_device(dev);
-
-       drv = phydev->dev.driver;
-       phydrv = to_phy_driver(drv);
        phydev->drv = phydrv;
 
        /* Disable the interrupt if the PHY doesn't support it
@@ -1130,9 +1119,7 @@ static int phy_probe(struct device *dev)
 
 static int phy_remove(struct device *dev)
 {
-       struct phy_device *phydev;
-
-       phydev = to_phy_device(dev);
+       struct phy_device *phydev = to_phy_device(dev);
 
        mutex_lock(&phydev->lock);
        phydev->state = PHY_DOWN;