net: phy: Use IS_ERR() to check and simplify code

Use IS_ERR() and PTR_ERR() instead of PTR_ZRR_OR_ZERO()
to simplify code, avoid redundant paramenter definitions
and judgements.

Signed-off-by: Zhang Shengju <zhangshengju@cmss.chinamobile.com>
Signed-off-by: Tang Bin <tangbin@cmss.chinamobile.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Tang Bin 2020-04-22 16:15:42 +08:00 committed by David S. Miller
parent bcf3440c6d
commit d0f0c55e7c

View File

@ -42,14 +42,11 @@
static int mdiobus_register_gpiod(struct mdio_device *mdiodev)
{
int error;
/* Deassert the optional reset signal */
mdiodev->reset_gpio = gpiod_get_optional(&mdiodev->dev,
"reset", GPIOD_OUT_LOW);
error = PTR_ERR_OR_ZERO(mdiodev->reset_gpio);
if (error)
return error;
if (IS_ERR(mdiodev->reset_gpio))
return PTR_ERR(mdiodev->reset_gpio);
if (mdiodev->reset_gpio)
gpiod_set_consumer_name(mdiodev->reset_gpio, "PHY reset");