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phy:phy-lantiq-rcu-usb2: Use PTR_ERR_OR_ZERO to replace the open coded version

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PTR_ERR_OR_ZERO has implemented the if(IS_ERR(...)) + PTR_ERR, So
just replace them rather than duplicating its implement.

Signed-off-by: zhong jiang <zhongjiang@huawei.com>
Acked-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
This commit is contained in:
zhong jiang 2018-08-16 23:58:55 +08:00 committed by Kishon Vijay Abraham I
parent 5286481433
commit 9be08a27a1
1 changed files with 1 additions and 3 deletions
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drivers/phy/lantiq/phy-lantiq-rcu-usb2.c
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@ -196,10 +196,8 @@ static int ltq_rcu_usb2_of_parse(struct ltq_rcu_usb2_priv *priv,
} }
priv->phy_reset = devm_reset_control_get_optional(dev, "phy"); priv->phy_reset = devm_reset_control_get_optional(dev, "phy");
if (IS_ERR(priv->phy_reset))
return PTR_ERR(priv->phy_reset);
return 0; return PTR_ERR_OR_ZERO(priv->phy_reset);
} }
static int ltq_rcu_usb2_phy_probe(struct platform_device *pdev) static int ltq_rcu_usb2_phy_probe(struct platform_device *pdev)