Re: [PATCH] USB2NET : SR9700 : One Chip USB 1.1 USB2NET SR9700 Device Driver Support

[Francois Romieu]

Keep it small though literate.

---
 drivers/net/usb/sr9700.c | 30 ++++++++++++------------------
 1 file changed, 12 insertions(+), 18 deletions(-)

diff --git a/drivers/net/usb/sr9700.c b/drivers/net/usb/sr9700.c
index f7f46e6..3f05b35 100644
--- a/drivers/net/usb/sr9700.c
+++ b/drivers/net/usb/sr9700.c
@@ -71,31 +71,25 @@ static void sr_write_reg_async(struct usbnet *dev, u8 reg, 
u8 value)
 
 static int wait_phy_eeprom_ready(struct usbnet *dev, int phy)
 {
-       int i, ret;
+       int i;
 
-       ret = 0;
        for (i = 0; i < SR_SHARE_TIMEOUT; i++) {
                u8 tmp = 0;
+               int ret;
 
                udelay(1);
                ret = sr_read_reg(dev, EPCR, &tmp);
                if (ret < 0)
-                       goto out;
+                       return ret;
 
                /* ready */
-               if ((tmp & EPCR_ERRE) == 0)
-                       break;
+               if (!(tmp & EPCR_ERRE))
+                       return 0;
        }
 
-       if (i >= SR_SHARE_TIMEOUT) {
-               netdev_err(dev->net, "%s write timed out!\n",
-                          phy ? "phy" : "eeprom");
-               ret = -EIO;
-               goto out;
-       }
+       netdev_err(dev->net, "%s write timed out!\n", phy ? "phy" : "eeprom");
 
-out:
-       return ret;
+       return -EIO;
 }
 
 static int sr_share_read_word(struct usbnet *dev, int phy, u8 reg,
@@ -110,7 +104,7 @@ static int sr_share_read_word(struct usbnet *dev, int phy, 
u8 reg,
 
        ret = wait_phy_eeprom_ready(dev, phy);
        if (ret < 0)
-               goto out;
+               goto out_unlock;
 
        sr_write_reg(dev, EPCR, 0x0);
        ret = sr_read(dev, EPDR, 2, value);
@@ -118,7 +112,7 @@ static int sr_share_read_word(struct usbnet *dev, int phy, 
u8 reg,
        netdev_dbg(dev->net, "read shared %d 0x%02x returned 0x%04x, %d\n",
                   phy, reg, *value, ret);
 
-out:
+out_unlock:
        mutex_unlock(&dev->phy_mutex);
        return ret;
 }
@@ -132,18 +126,18 @@ static int sr_share_write_word(struct usbnet *dev, int 
phy, u8 reg,
 
        ret = sr_write(dev, EPDR, 2, &value);
        if (ret < 0)
-               goto out;
+               goto out_unlock;
 
        sr_write_reg(dev, EPAR, phy ? (reg | 0x40) : reg);
        sr_write_reg(dev, EPCR, phy ? 0x1a : 0x12);
 
        ret = wait_phy_eeprom_ready(dev, phy);
        if (ret < 0)
-               goto out;
+               goto out_unlock;
 
        sr_write_reg(dev, EPCR, 0x0);
 
-out:
+out_unlock:
        mutex_unlock(&dev->phy_mutex);
        return ret;
 }
-- 
1.8.3.1

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