diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/smc911x.c | 27 |
1 files changed, 16 insertions, 11 deletions
diff --git a/drivers/net/smc911x.c b/drivers/net/smc911x.c index 6da6c89..ceb4f81 100644 --- a/drivers/net/smc911x.c +++ b/drivers/net/smc911x.c @@ -216,24 +216,29 @@ static int smc911x_recv(struct eth_device *dev) static int smc911x_miiphy_read(struct mii_dev *bus, int phy, int devad, int reg) { - u16 val = 0; struct eth_device *dev = eth_get_dev_by_name(bus->name); - if (dev) { - int retval = smc911x_eth_phy_read(dev, phy, reg, &val); - if (retval < 0) - return retval; - return val; - } - return -ENODEV; + u16 val = 0; + int ret; + + if (!dev) + return -ENODEV; + + ret = smc911x_eth_phy_read(dev, phy, reg, &val); + if (ret < 0) + return ret; + + return val; } /* wrapper for smc911x_eth_phy_write */ static int smc911x_miiphy_write(struct mii_dev *bus, int phy, int devad, int reg, u16 val) { struct eth_device *dev = eth_get_dev_by_name(bus->name); - if (dev) - return smc911x_eth_phy_write(dev, phy, reg, val); - return -ENODEV; + + if (!dev) + return -ENODEV; + + return smc911x_eth_phy_write(dev, phy, reg, val); } #endif |