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Commit 46e06531 authored by David Herrmann's avatar David Herrmann Committed by Johan Hedberg
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Bluetooth: Correctly acquire module ref 



We provide a device-object to other subsystems and we provide our own
release-function. Therefore, the device-object must own a reference to
our module, otherwise the release-function may get deleted before the
device-object does.

Signed-off-by: default avatarDavid Herrmann <dh.herrmann@googlemail.com>
Acked-by: default avatarMarcel Holtmann <marcel@holtmann.org>
Signed-off-by: default avatarJohan Hedberg <johan.hedberg@intel.com>
parent 587ae086

net/bluetooth/hci_sysfs.c

+2 −0
Original line number Original line Diff line number Diff line
@@ -372,6 +372,7 @@ static void bt_host_release(struct device *dev) 
{

{

	void *data = dev_get_drvdata(dev);

	void *data = dev_get_drvdata(dev);

	kfree(data);

	kfree(data);

	module_put(THIS_MODULE);

}

}





static struct device_type bt_host = {

static struct device_type bt_host = {
@@ -523,6 +524,7 @@ void hci_init_sysfs(struct hci_dev *hdev) 
	dev->type = &bt_host;

	dev->type = &bt_host;

	dev->class = bt_class;

	dev->class = bt_class;





	__module_get(THIS_MODULE);

	dev_set_drvdata(dev, hdev);

	dev_set_drvdata(dev, hdev);

	device_initialize(dev);

	device_initialize(dev);

}

}