diff options
| author | Ivan Orlov <ivan.orlov0322@gmail.com> | 2023-06-20 16:40:52 +0200 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2023-06-29 10:52:18 -0700 |
| commit | d40d6f52d5bbbd7aa7092ba9fa793ad7dc253a35 (patch) | |
| tree | 1aa28de34005270c8c1776b12976a85c8645493b | |
| parent | 14f0dceca60b2fc4f2388505b25f9e6f71785e05 (diff) | |
Bluetooth: hci_sysfs: make bt_class a static const structure
Now that the driver core allows for struct class to be in read-only
memory, move the bt_class structure to be declared at build time
placing it into read-only memory, instead of having to be dynamically
allocated at load time.
Cc: Marcel Holtmann <marcel@holtmann.org>
Cc: Johan Hedberg <johan.hedberg@gmail.com>
Cc: Luiz Augusto von Dentz <luiz.dentz@gmail.com>
Cc: linux-bluetooth@vger.kernel.org
Suggested-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Ivan Orlov <ivan.orlov0322@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
| -rw-r--r-- | net/bluetooth/hci_sysfs.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c index 2934d7f4d564..15b33579007c 100644 --- a/net/bluetooth/hci_sysfs.c +++ b/net/bluetooth/hci_sysfs.c @@ -6,7 +6,9 @@ #include <net/bluetooth/bluetooth.h> #include <net/bluetooth/hci_core.h> -static struct class *bt_class; +static const struct class bt_class = { + .name = "bluetooth", +}; static void bt_link_release(struct device *dev) { @@ -36,7 +38,7 @@ void hci_conn_init_sysfs(struct hci_conn *conn) BT_DBG("conn %p", conn); conn->dev.type = &bt_link; - conn->dev.class = bt_class; + conn->dev.class = &bt_class; conn->dev.parent = &hdev->dev; device_initialize(&conn->dev); @@ -104,7 +106,7 @@ void hci_init_sysfs(struct hci_dev *hdev) struct device *dev = &hdev->dev; dev->type = &bt_host; - dev->class = bt_class; + dev->class = &bt_class; __module_get(THIS_MODULE); device_initialize(dev); @@ -112,12 +114,10 @@ void hci_init_sysfs(struct hci_dev *hdev) int __init bt_sysfs_init(void) { - bt_class = class_create("bluetooth"); - - return PTR_ERR_OR_ZERO(bt_class); + return class_register(&bt_class); } void bt_sysfs_cleanup(void) { - class_destroy(bt_class); + class_unregister(&bt_class); } |