linux-kernel - [PATCH 2/2] phy:phy-lantiq-rcu-usb2: Use PTR_ERR_OR

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Date:   Mon, 13 Aug 2018 19:24:46 +0800
From:   zhong jiang <zhongjiang@...wei.com>
To:     <alcooperx@...il.com>, <kishon@...com>, <robh@...nel.org>,
        <hauke@...ke-m.de>, <ralf@...ux-mips.org>
CC:     <linux-kernel@...r.kernel.org>
Subject: [PATCH 2/2] phy:phy-lantiq-rcu-usb2: Use PTR_ERR_OR_ZERO to replace the open code

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@...wei.com>
---
 drivers/phy/lantiq/phy-lantiq-rcu-usb2.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/phy/lantiq/phy-lantiq-rcu-usb2.c b/drivers/phy/lantiq/phy-lantiq-rcu-usb2.c
index 986224f..a918c5b 100644
--- a/drivers/phy/lantiq/phy-lantiq-rcu-usb2.c
+++ b/drivers/phy/lantiq/phy-lantiq-rcu-usb2.c
@@ -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");
-	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)
-- 
1.7.12.4