linux-kernel - [PATCH v2 2/3] usb: common: usb-conn-gpio: use dev_err

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Message-ID: <1621406386-18838-2-git-send-email-chunfeng.yun@mediatek.com>
Date:   Wed, 19 May 2021 14:39:45 +0800
From:   Chunfeng Yun <chunfeng.yun@...iatek.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Thierry Reding <treding@...dia.com>
CC:     Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Chunfeng Yun <chunfeng.yun@...iatek.com>,
        Paul Cercueil <paul@...pouillou.net>,
        Lee Jones <lee.jones@...aro.org>, <linux-usb@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>
Subject: [PATCH v2 2/3] usb: common: usb-conn-gpio: use dev_err_probe() to print log

Use dev_err_probe() to print debug or error message depending on
whether the error value is -DPROBE_DEFER or not.

Signed-off-by: Chunfeng Yun <chunfeng.yun@...iatek.com>
---
v2: no changes
---
 drivers/usb/common/usb-conn-gpio.c | 14 +++++---------
 1 file changed, 5 insertions(+), 9 deletions(-)

diff --git a/drivers/usb/common/usb-conn-gpio.c b/drivers/usb/common/usb-conn-gpio.c
index c9545a4eff66..dfbbc4f51ed6 100644
--- a/drivers/usb/common/usb-conn-gpio.c
+++ b/drivers/usb/common/usb-conn-gpio.c
@@ -223,18 +223,14 @@ static int usb_conn_probe(struct platform_device *pdev)
 	}
 
 	if (IS_ERR(info->vbus)) {
-		if (PTR_ERR(info->vbus) != -EPROBE_DEFER)
-			dev_err(dev, "failed to get vbus: %ld\n", PTR_ERR(info->vbus));
-		return PTR_ERR(info->vbus);
+		ret = PTR_ERR(info->vbus);
+		return dev_err_probe(dev, ret, "failed to get vbus :%d\n", ret);
 	}
 
 	info->role_sw = usb_role_switch_get(dev);
-	if (IS_ERR(info->role_sw)) {
-		if (PTR_ERR(info->role_sw) != -EPROBE_DEFER)
-			dev_err(dev, "failed to get role switch\n");
-
-		return PTR_ERR(info->role_sw);
-	}
+	if (IS_ERR(info->role_sw))
+		return dev_err_probe(dev, PTR_ERR(info->role_sw),
+				     "failed to get role switch\n");
 
 	ret = usb_conn_psy_register(info);
 	if (ret)
-- 
2.18.0