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authorabdoulaye berthe <berthe.ab@gmail.com>2014-07-05 18:28:50 +0200
committerLinus Walleij <linus.walleij@linaro.org>2014-09-23 17:51:36 +0200
commite1db1706c86ee455f25eeaeadeda827e1e02310f (patch)
tree5ac9a8c7397a911a5f8eacff25625fb4548fa43b /drivers/gpio
parenttty: sc16is7xx: remove retval from gpiochip_remove() (diff)
downloadlinux-e1db1706c86ee455f25eeaeadeda827e1e02310f.tar.xz
linux-e1db1706c86ee455f25eeaeadeda827e1e02310f.zip
gpio: gpiolib: set gpiochip_remove retval to void
This avoids handling gpiochip remove error in device remove handler. Signed-off-by: Abdoulaye Berthe <berthe.ab@gmail.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio')
-rw-r--r--drivers/gpio/gpiolib.c24
1 files changed, 7 insertions, 17 deletions
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index a5831d6a9b91..bf1bb795f100 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -308,10 +308,9 @@ static void gpiochip_irqchip_remove(struct gpio_chip *gpiochip);
*
* A gpio_chip with any GPIOs still requested may not be removed.
*/
-int gpiochip_remove(struct gpio_chip *chip)
+void gpiochip_remove(struct gpio_chip *chip)
{
unsigned long flags;
- int status = 0;
unsigned id;
acpi_gpiochip_remove(chip);
@@ -323,24 +322,15 @@ int gpiochip_remove(struct gpio_chip *chip)
of_gpiochip_remove(chip);
for (id = 0; id < chip->ngpio; id++) {
- if (test_bit(FLAG_REQUESTED, &chip->desc[id].flags)) {
- status = -EBUSY;
- break;
- }
- }
- if (status == 0) {
- for (id = 0; id < chip->ngpio; id++)
- chip->desc[id].chip = NULL;
-
- list_del(&chip->list);
+ if (test_bit(FLAG_REQUESTED, &chip->desc[id].flags))
+ dev_crit(chip->dev, "REMOVING GPIOCHIP WITH GPIOS STILL REQUESTED\n");
}
+ for (id = 0; id < chip->ngpio; id++)
+ chip->desc[id].chip = NULL;
+ list_del(&chip->list);
spin_unlock_irqrestore(&gpio_lock, flags);
-
- if (status == 0)
- gpiochip_unexport(chip);
-
- return status;
+ gpiochip_unexport(chip);
}
EXPORT_SYMBOL_GPL(gpiochip_remove);