gpio: constify opaque pointer in gpio_device_find() match function

[linux-2.6-microblaze.git] / drivers / gpio / gpiolib-acpi.c

diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c
index cd3e965..899cd50 100644 (file)
--- a/drivers/gpio/gpiolib-acpi.c
+++ b/drivers/gpio/gpiolib-acpi.c
@@ -126,7 +126,7 @@ static DEFINE_MUTEX(acpi_gpio_deferred_req_irqs_lock);
 static LIST_HEAD(acpi_gpio_deferred_req_irqs_list);
 static bool acpi_gpio_deferred_req_irqs_done;
 
-static int acpi_gpiochip_find(struct gpio_chip *gc, void *data)
+static int acpi_gpiochip_find(struct gpio_chip *gc, const void *data)
 {
        return device_match_acpi_handle(&gc->gpiodev->dev, data);
 }