summaryrefslogtreecommitdiffstats
path: root/drivers/gpio/gpiolib.c
diff options
context:
space:
mode:
authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-06-20 08:25:44 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-06-20 08:25:44 -0700
commitaf52739b922f656eb1f39016fabaabe4baeda2e2 (patch)
tree79a7aa810d0493cd0cf4adebac26d37f12e8b545 /drivers/gpio/gpiolib.c
parent25ed6a5e97809129a1bc852b6b5c7d03baa112c4 (diff)
parent33688abb2802ff3a230bd2441f765477b94cc89e (diff)
downloadlinux-af52739b922f656eb1f39016fabaabe4baeda2e2.tar.gz
linux-af52739b922f656eb1f39016fabaabe4baeda2e2.tar.bz2
linux-af52739b922f656eb1f39016fabaabe4baeda2e2.zip
Merge 4.7-rc4 into staging-next
We want the fixes in here, and we can resolve a merge issue in drivers/iio/industrialio-trigger.c Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpio/gpiolib.c')
-rw-r--r--drivers/gpio/gpiolib.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 24f60d28f0c0..58d822d7e8da 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -449,7 +449,6 @@ static void gpiodevice_release(struct device *dev)
{
struct gpio_device *gdev = dev_get_drvdata(dev);
- cdev_del(&gdev->chrdev);
list_del(&gdev->list);
ida_simple_remove(&gpio_ida, gdev->id);
kfree(gdev->label);
@@ -482,7 +481,6 @@ static int gpiochip_setup_dev(struct gpio_device *gdev)
/* From this point, the .release() function cleans up gpio_device */
gdev->dev.release = gpiodevice_release;
- get_device(&gdev->dev);
pr_debug("%s: registered GPIOs %d to %d on device: %s (%s)\n",
__func__, gdev->base, gdev->base + gdev->ngpio - 1,
dev_name(&gdev->dev), gdev->chip->label ? : "generic");
@@ -770,6 +768,8 @@ void gpiochip_remove(struct gpio_chip *chip)
* be removed, else it will be dangling until the last user is
* gone.
*/
+ cdev_del(&gdev->chrdev);
+ device_del(&gdev->dev);
put_device(&gdev->dev);
}
EXPORT_SYMBOL_GPL(gpiochip_remove);
@@ -869,7 +869,7 @@ struct gpio_chip *gpiochip_find(void *data,
spin_lock_irqsave(&gpio_lock, flags);
list_for_each_entry(gdev, &gpio_devices, list)
- if (match(gdev->chip, data))
+ if (gdev->chip && match(gdev->chip, data))
break;
/* No match? */