linux-kernel - [PATCH] gpio: realtek-otto: use unsigned long

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Message-ID: <20251217202331.9449-1-rosenp@gmail.com>
Date: Wed, 17 Dec 2025 12:23:31 -0800
From: Rosen Penev <rosenp@...il.com>
To: linux-gpio@...r.kernel.org
Cc: Linus Walleij <linusw@...nel.org>,
	Bartosz Golaszewski <brgl@...nel.org>,
	linux-kernel@...r.kernel.org (open list)
Subject: [PATCH] gpio: realtek-otto: use unsigned long

Fixes compilation on 64-bit platforms as pointers need a larger type.

Change device_get_match_data to of variant. The data is obtained through
OF anyway.

Signed-off-by: Rosen Penev <rosenp@...il.com>
---
 drivers/gpio/gpio-realtek-otto.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpio/gpio-realtek-otto.c b/drivers/gpio/gpio-realtek-otto.c
index e6694d5d1696..e9c89b191989 100644
--- a/drivers/gpio/gpio-realtek-otto.c
+++ b/drivers/gpio/gpio-realtek-otto.c
@@ -360,7 +360,7 @@ static int realtek_gpio_probe(struct platform_device *pdev)
 	struct gpio_generic_chip_config config;
 	struct device *dev = &pdev->dev;
 	unsigned long gen_gc_flags;
-	unsigned int dev_flags;
+	unsigned long dev_flags;
 	struct gpio_irq_chip *girq;
 	struct realtek_gpio_ctrl *ctrl;
 	struct resource *res;
@@ -372,7 +372,7 @@ static int realtek_gpio_probe(struct platform_device *pdev)
 	if (!ctrl)
 		return -ENOMEM;
 
-	dev_flags = (unsigned int) device_get_match_data(dev);
+	dev_flags = (unsigned long) of_device_get_match_data(dev);
 
 	ngpios = REALTEK_GPIO_MAX;
 	of_property_read_u32(dev->of_node, "ngpios", &ngpios);
-- 
2.52.0