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gpio: constify opaque pointer "data" in gpio_device_find()

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The opaque pointer "data" in each match function used by
gpio_device_find() is a pointer to const, thus the same argument passed
to gpio_device_find() can adjusted similarly.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
This commit is contained in:
Krzysztof Kozlowski 2024-02-16 14:52:17 +01:00 • committed by Bartosz Golaszewski
parent 91510d5959
commit 4a92857d6e
2 changed files with 2 additions and 2 deletions
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2
drivers/gpio/gpiolib.c
View file

@ -1171,7 +1171,7 @@ EXPORT_SYMBOL_GPL(gpiochip_remove);
* If the function returns non-NULL, the returned reference must be freed by
* the caller using gpio_device_put().
*/
struct gpio_device *gpio_device_find(void *data,
struct gpio_device *gpio_device_find(const void *data,
int (*match)(struct gpio_chip *gc,
const void *data))
{

2
include/linux/gpio/driver.h
View file

@ -628,7 +628,7 @@ int devm_gpiochip_add_data_with_key(struct device *dev, struct gpio_chip *gc,
void *data, struct lock_class_key *lock_key,
struct lock_class_key *request_key);
struct gpio_device *gpio_device_find(void *data,
struct gpio_device *gpio_device_find(const void *data,
int (*match)(struct gpio_chip *gc,
const void *data));
struct gpio_device *gpio_device_find_by_label(const char *label);