diff options
| author | David Herrmann <dh.herrmann@googlemail.com> | 2012-01-07 15:47:21 +0100 |
|---|---|---|
| committer | Johan Hedberg <johan.hedberg@intel.com> | 2012-02-13 17:01:24 +0200 |
| commit | 46e06531a5ae13c66f774d3cb1ad78385618a5a2 (patch) | |
| tree | 6935c5b0b5717ff689a010408d0ae91104c5f01d /net/bluetooth | |
| parent | 587ae086f6e44c3f1d313e3efdfc8c2866784bc3 (diff) | |
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: David Herrmann <dh.herrmann@googlemail.com>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Diffstat (limited to 'net/bluetooth')
| -rw-r--r-- | net/bluetooth/hci_sysfs.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c index 74b49e330a1d..ec03ee2b301e 100644 --- a/net/bluetooth/hci_sysfs.c +++ b/net/bluetooth/hci_sysfs.c @@ -372,6 +372,7 @@ static void bt_host_release(struct device *dev) { void *data = dev_get_drvdata(dev); kfree(data); + module_put(THIS_MODULE); } static struct device_type bt_host = { @@ -523,6 +524,7 @@ void hci_init_sysfs(struct hci_dev *hdev) dev->type = &bt_host; dev->class = bt_class; + __module_get(THIS_MODULE); dev_set_drvdata(dev, hdev); device_initialize(dev); } |