[PATCH 6/6] gpio: unregister gpiochip device before removing it

Johan Hovold
2015-01-12T16:15:39Z

Unregister gpiochip device (used to export information through sysfs)
before removing it internally. This way removal will reverse addition.

Signed-off-by: Johan Hovold <johan@kernel.org>
---
drivers/gpio/gpiolib.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 37f919dc2cb4..568aa2b6bdb0 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -327,6 +327,8 @@ void gpiochip_remove(struct gpio_chip *chip)
unsigned long flags;
unsigned id;

+ gpiochip_unexport(chip);
+
gpiochip_irqchip_remove(chip);

acpi_gpiochip_remove(chip);
@@ -343,7 +345,6 @@ void gpiochip_remove(struct gpio_chip *chip)

list_del(&chip->list);
spin_unlock_irqrestore(&gpio_lock, flags);
- gpiochip_unexport(chip);

kfree(chip->desc);
chip->desc = NULL;
--
2.0.5