From: zhong jiang <zhongjiang@huawei.com>
Date: Thu, 16 Aug 2018 15:58:55 +0000 (+0800)
Subject: phy:phy-lantiq-rcu-usb2: Use PTR_ERR_OR_ZERO to replace the open coded version
X-Git-Tag: v4.20-rc1~109^2~26^2~29
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=9be08a27a1588d0b0143486f96c7a08f8cfadae8;p=linux.git

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

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>
---

diff --git a/drivers/phy/lantiq/phy-lantiq-rcu-usb2.c b/drivers/phy/lantiq/phy-lantiq-rcu-usb2.c
index 986224fca9e9..a918c5b2c4d9 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)