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author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-06-13 23:57:09 (GMT) |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-06-13 23:57:09 (GMT) |
commit | 89a86a2da30a6a90dda719874092905cd762b7ef (patch) | |
tree | 140a289a990e7810e9c365bce304af1e065ca649 /drivers/iio/industrialio-core.c | |
parent | 71f882fe71823c54ae095ce29ce050f814eefdbc (diff) | |
parent | 364ed2f4653d7c86ebedcc116a9cb34fd272867c (diff) | |
download | linux-fsl-qoriq-89a86a2da30a6a90dda719874092905cd762b7ef.tar.xz |
Merge branch 'staging-linus' into staging-next
We need this for the pstore fixes that went into the staging-linus branch, so
that things apply properly for the pstore/android code merge.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/iio/industrialio-core.c')
-rw-r--r-- | drivers/iio/industrialio-core.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c index cf9ecd0..a5a446b 100644 --- a/drivers/iio/industrialio-core.c +++ b/drivers/iio/industrialio-core.c @@ -724,7 +724,6 @@ static int iio_device_register_sysfs(struct iio_dev *indio_dev) * New channel registration method - relies on the fact a group does * not need to be initialized if it is name is NULL. */ - INIT_LIST_HEAD(&indio_dev->channel_attr_list); if (indio_dev->channels) for (i = 0; i < indio_dev->num_channels; i++) { ret = iio_device_add_channel_sysfs(indio_dev, @@ -788,12 +787,16 @@ static void iio_device_unregister_sysfs(struct iio_dev *indio_dev) static void iio_dev_release(struct device *device) { struct iio_dev *indio_dev = dev_to_iio_dev(device); - cdev_del(&indio_dev->chrdev); + if (indio_dev->chrdev.dev) + cdev_del(&indio_dev->chrdev); if (indio_dev->modes & INDIO_BUFFER_TRIGGERED) iio_device_unregister_trigger_consumer(indio_dev); iio_device_unregister_eventset(indio_dev); iio_device_unregister_sysfs(indio_dev); iio_device_unregister_debugfs(indio_dev); + + ida_simple_remove(&iio_ida, indio_dev->id); + kfree(indio_dev); } static struct device_type iio_dev_type = { @@ -824,6 +827,7 @@ struct iio_dev *iio_device_alloc(int sizeof_priv) dev_set_drvdata(&dev->dev, (void *)dev); mutex_init(&dev->mlock); mutex_init(&dev->info_exist_lock); + INIT_LIST_HEAD(&dev->channel_attr_list); dev->id = ida_simple_get(&iio_ida, 0, 0, GFP_KERNEL); if (dev->id < 0) { @@ -841,10 +845,8 @@ EXPORT_SYMBOL(iio_device_alloc); void iio_device_free(struct iio_dev *dev) { - if (dev) { - ida_simple_remove(&iio_ida, dev->id); - kfree(dev); - } + if (dev) + put_device(&dev->dev); } EXPORT_SYMBOL(iio_device_free); @@ -965,7 +967,7 @@ void iio_device_unregister(struct iio_dev *indio_dev) mutex_lock(&indio_dev->info_exist_lock); indio_dev->info = NULL; mutex_unlock(&indio_dev->info_exist_lock); - device_unregister(&indio_dev->dev); + device_del(&indio_dev->dev); } EXPORT_SYMBOL(iio_device_unregister); subsys_initcall(iio_init); |