[PATCH 3/4] pinctrl: at91-pio4: use dev_err_probe()

From: Claudiu Beznea
Date: Thu Mar 02 2023 - 06:02:04 EST


Use dev_err_probe() to simplify the code.

Signed-off-by: Claudiu Beznea <claudiu.beznea@xxxxxxxxxxxxx>
---
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