Bluetooth: Make hci_unregister_dev return void

hci_unregister_dev cannot fail and always returns 0. The drivers already ignore
the return value so we can safely make it return void.

Signed-off-by: David Herrmann <dh.herrmann@googlemail.com>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>

diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index 119b795..967e18f 100644 (file)
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -554,7 +554,7 @@ struct hci_dev *hci_get_route(bdaddr_t *src, bdaddr_t *dst);
 struct hci_dev *hci_alloc_dev(void);
 void hci_free_dev(struct hci_dev *hdev);
 int hci_register_dev(struct hci_dev *hdev);
-int hci_unregister_dev(struct hci_dev *hdev);
+void hci_unregister_dev(struct hci_dev *hdev);
 int hci_suspend_dev(struct hci_dev *hdev);
 int hci_resume_dev(struct hci_dev *hdev);
 int hci_dev_open(__u16 dev);

diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index fdcbf8f..557ff90 100644 (file)
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -1541,7 +1541,7 @@ err:
 EXPORT_SYMBOL(hci_register_dev);
 
 /* Unregister HCI device */
-int hci_unregister_dev(struct hci_dev *hdev)
+void hci_unregister_dev(struct hci_dev *hdev)
 {
        int i;
 
@@ -1583,8 +1583,6 @@ int hci_unregister_dev(struct hci_dev *hdev)
        hci_dev_unlock_bh(hdev);
 
        __hci_dev_put(hdev);
-
-       return 0;
 }
 EXPORT_SYMBOL(hci_unregister_dev);