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path: root/drivers/iio/industrialio-core.c
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Diffstat (limited to 'drivers/iio/industrialio-core.c')
-rw-r--r--drivers/iio/industrialio-core.c18
1 files changed, 11 insertions, 7 deletions
diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c
index 88c3d585a1bd..f69deefcfb6f 100644
--- a/drivers/iio/industrialio-core.c
+++ b/drivers/iio/industrialio-core.c
@@ -1654,6 +1654,9 @@ static void iio_dev_release(struct device *device)
iio_device_detach_buffers(indio_dev);
+ mutex_destroy(&iio_dev_opaque->info_exist_lock);
+ mutex_destroy(&iio_dev_opaque->mlock);
+
lockdep_unregister_key(&iio_dev_opaque->mlock_key);
ida_free(&iio_ida, iio_dev_opaque->id);
@@ -1694,12 +1697,6 @@ struct iio_dev *iio_device_alloc(struct device *parent, int sizeof_priv)
ACCESS_PRIVATE(indio_dev, priv) = (char *)iio_dev_opaque +
ALIGN(sizeof(*iio_dev_opaque), IIO_DMA_MINALIGN);
- indio_dev->dev.parent = parent;
- indio_dev->dev.type = &iio_device_type;
- indio_dev->dev.bus = &iio_bus_type;
- device_initialize(&indio_dev->dev);
- mutex_init(&iio_dev_opaque->mlock);
- mutex_init(&iio_dev_opaque->info_exist_lock);
INIT_LIST_HEAD(&iio_dev_opaque->channel_attr_list);
iio_dev_opaque->id = ida_alloc(&iio_ida, GFP_KERNEL);
@@ -1720,7 +1717,14 @@ struct iio_dev *iio_device_alloc(struct device *parent, int sizeof_priv)
INIT_LIST_HEAD(&iio_dev_opaque->ioctl_handlers);
lockdep_register_key(&iio_dev_opaque->mlock_key);
- lockdep_set_class(&iio_dev_opaque->mlock, &iio_dev_opaque->mlock_key);
+
+ mutex_init_with_key(&iio_dev_opaque->mlock, &iio_dev_opaque->mlock_key);
+ mutex_init(&iio_dev_opaque->info_exist_lock);
+
+ indio_dev->dev.parent = parent;
+ indio_dev->dev.type = &iio_device_type;
+ indio_dev->dev.bus = &iio_bus_type;
+ device_initialize(&indio_dev->dev);
return indio_dev;
}