firmware: provide helpers for registering the syfs loader
This makes init / exit much easier to read, and we can later
reuse this code on other errors not captured yet.
Signed-off-by: Luis R. Rodriguez <mcgrof@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/base/firmware_class.c b/drivers/base/firmware_class.c
index c8033c5..3340a17 100644
--- a/drivers/base/firmware_class.c
+++ b/drivers/base/firmware_class.c
@@ -687,6 +687,16 @@ static struct class firmware_class = {
.dev_release = fw_dev_release,
};
+static inline int register_sysfs_loader(void)
+{
+ return class_register(&firmware_class);
+}
+
+static inline void unregister_sysfs_loader(void)
+{
+ class_unregister(&firmware_class);
+}
+
static ssize_t firmware_loading_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
@@ -1124,6 +1134,15 @@ fw_load_from_user_helper(struct firmware *firmware, const char *name,
static inline void kill_pending_fw_fallback_reqs(bool only_kill_custom) { }
+static inline int register_sysfs_loader(void)
+{
+ return 0;
+}
+
+static inline void unregister_sysfs_loader(void)
+{
+}
+
#endif /* CONFIG_FW_LOADER_USER_HELPER */
/* prepare firmware and firmware_buf structs;
@@ -1842,20 +1861,14 @@ static int __init firmware_class_init(void)
return ret;
register_reboot_notifier(&fw_shutdown_nb);
-#ifdef CONFIG_FW_LOADER_USER_HELPER
- return class_register(&firmware_class);
-#else
- return 0;
-#endif
+ return register_sysfs_loader();
}
static void __exit firmware_class_exit(void)
{
unregister_fw_pm_ops();
unregister_reboot_notifier(&fw_shutdown_nb);
-#ifdef CONFIG_FW_LOADER_USER_HELPER
- class_unregister(&firmware_class);
-#endif
+ unregister_sysfs_loader();
}
fs_initcall(firmware_class_init);