linux-kernel - [PATCH 3/4] pinctrl: at91-pio4: use dev_err

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Date:   Thu, 2 Mar 2023 13:01:15 +0200
From:   Claudiu Beznea <claudiu.beznea@...rochip.com>
To:     <ludovic.desroches@...rochip.com>, <linus.walleij@...aro.org>,
        <nicolas.ferre@...rochip.com>, <alexandre.belloni@...tlin.com>
CC:     <linux-arm-kernel@...ts.infradead.org>,
        <linux-gpio@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Claudiu Beznea <claudiu.beznea@...rochip.com>
Subject: [PATCH 3/4] pinctrl: at91-pio4: use dev_err_probe()

Use dev_err_probe() to simplify the code.

Signed-off-by: Claudiu Beznea <claudiu.beznea@...rochip.com>
---
 drivers/pinctrl/pinctrl-at91-pio4.c | 19 +++++++------------
 1 file changed, 7 insertions(+), 12 deletions(-)

diff --git a/drivers/pinctrl/pinctrl-at91-pio4.c b/drivers/pinctrl/pinctrl-at91-pio4.c
index 93023d0fd75b..783968182bc7 100644
--- a/drivers/pinctrl/pinctrl-at91-pio4.c
+++ b/drivers/pinctrl/pinctrl-at91-pio4.c
@@ -1079,10 +1079,9 @@ static int atmel_pinctrl_probe(struct platform_device *pdev)
 	platform_set_drvdata(pdev, atmel_pioctrl);
 
 	atmel_pioctrl_data = device_get_match_data(dev);
-	if (!atmel_pioctrl_data) {
-		dev_err(dev, "Invalid device data\n");
-		return -ENODEV;
-	}
+	if (!atmel_pioctrl_data)
+		return dev_err_probe(dev, -ENODEV, "Invalid device data\n");
+
 	atmel_pioctrl->nbanks = atmel_pioctrl_data->nbanks;
 	atmel_pioctrl->npins = atmel_pioctrl->nbanks * ATMEL_PIO_NPINS_PER_BANK;
 	/* if last bank has limited number of pins, adjust accordingly */
@@ -1097,10 +1096,8 @@ static int atmel_pinctrl_probe(struct platform_device *pdev)
 		return PTR_ERR(atmel_pioctrl->reg_base);
 
 	atmel_pioctrl->clk = devm_clk_get_enabled(dev, NULL);
-	if (IS_ERR(atmel_pioctrl->clk)) {
-		dev_err(dev, "failed to get clock\n");
-		return PTR_ERR(atmel_pioctrl->clk);
-	}
+	if (IS_ERR(atmel_pioctrl->clk))
+		return dev_err_probe(dev, PTR_ERR(atmel_pioctrl->clk), "failed to get clock\n");
 
 	atmel_pioctrl->pins = devm_kcalloc(dev,
 					   atmel_pioctrl->npins,
@@ -1200,10 +1197,8 @@ static int atmel_pinctrl_probe(struct platform_device *pdev)
 	atmel_pioctrl->irq_domain = irq_domain_add_linear(dev->of_node,
 			atmel_pioctrl->gpio_chip->ngpio,
 			&irq_domain_simple_ops, NULL);
-	if (!atmel_pioctrl->irq_domain) {
-		dev_err(dev, "can't add the irq domain\n");
-		return -ENODEV;
-	}
+	if (!atmel_pioctrl->irq_domain)
+		return dev_err_probe(dev, -ENODEV, "can't add the irq domain\n");
 	atmel_pioctrl->irq_domain->name = "atmel gpio";
 
 	for (i = 0; i < atmel_pioctrl->npins; i++) {
-- 
2.34.1