This is a note to let you know that I've just added the patch titled gpio: sysfs: fix forward declaration of struct gpio_device to the 6.6-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: gpio-sysfs-fix-forward-declaration-of-struct-gpio_de.patch and it can be found in the queue-6.6 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit 5fb6e1ce8a95f76355e5a238b27ffa9cd43109c4 Author: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx> Date: Mon Nov 27 20:37:15 2023 +0100 gpio: sysfs: fix forward declaration of struct gpio_device [ Upstream commit 58bfaaac03284d82a55a724bfe2d97e19f3a11d0 ] The forward declaration for struct gpio_device should be provided for both branches of the #ifdef. Fixes: 08a149c40bdb ("gpiolib: Clean up headers") Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx> Reviewed-by: Linus Walleij <linus.walleij@xxxxxxxxxx> Reviewed-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/gpio/gpiolib-sysfs.h b/drivers/gpio/gpiolib-sysfs.h index 0f213bdb4732..b794b396d6a5 100644 --- a/drivers/gpio/gpiolib-sysfs.h +++ b/drivers/gpio/gpiolib-sysfs.h @@ -3,10 +3,10 @@ #ifndef GPIOLIB_SYSFS_H #define GPIOLIB_SYSFS_H -#ifdef CONFIG_GPIO_SYSFS - struct gpio_device; +#ifdef CONFIG_GPIO_SYSFS + int gpiochip_sysfs_register(struct gpio_device *gdev); void gpiochip_sysfs_unregister(struct gpio_device *gdev);