linux-kernel - [PATCH] pinctrl: nuvoton: ma35d1: Fix an IS

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Date: Wed, 12 Jun 2024 13:43:33 +0300
From: Dan Carpenter <dan.carpenter@...aro.org>
To: Jacky Huang <ychuang3@...oton.com>
Cc: Shan-Chun Hung <schung@...oton.com>,
	Linus Walleij <linus.walleij@...aro.org>,
	linux-arm-kernel@...ts.infradead.org, linux-gpio@...r.kernel.org,
	linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: [PATCH] pinctrl: nuvoton: ma35d1: Fix an IS_ERR() vs NULL check

The fwnode_iomap() function doesn't return error pointers, it returns
NULL.  It's the same as of_iomap() in that way.  Update the check
accordingly.

Fixes: ecc5bf868673 ("pinctrl: nuvoton: Add ma35d1 pinctrl and GPIO driver")
Signed-off-by: Dan Carpenter <dan.carpenter@...aro.org>
---
 drivers/pinctrl/nuvoton/pinctrl-ma35.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/pinctrl/nuvoton/pinctrl-ma35.c b/drivers/pinctrl/nuvoton/pinctrl-ma35.c
index fb933cddde91..1fa00a23534a 100644
--- a/drivers/pinctrl/nuvoton/pinctrl-ma35.c
+++ b/drivers/pinctrl/nuvoton/pinctrl-ma35.c
@@ -571,8 +571,8 @@ static int ma35_gpiolib_register(struct platform_device *pdev, struct ma35_pinct
 static int ma35_get_bank_data(struct ma35_pin_bank *bank)
 {
 	bank->reg_base = fwnode_iomap(bank->fwnode, 0);
-	if (IS_ERR(bank->reg_base))
-		return PTR_ERR(bank->reg_base);
+	if (!bank->reg_base)
+		return -ENOMEM;
 
 	bank->irq = fwnode_irq_get(bank->fwnode, 0);
 
-- 
2.43.0