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platform/x86: asus-wmi: no need to check return value of debugfs_create functions
When calling debugfs functions, there is no need to ever check the return value. The function can work or not, but the code logic should never do something different based on this. Cc: Corentin Chary <corentin.chary@gmail.com> Cc: Darren Hart <dvhart@infradead.org> Cc: Andy Shevchenko <andy@infradead.org> Cc: acpi4asus-user@lists.sourceforge.net Cc: platform-driver-x86@vger.kernel.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
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@ -2018,50 +2018,29 @@ static void asus_wmi_debugfs_exit(struct asus_wmi *asus)
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debugfs_remove_recursive(asus->debug.root);
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}
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static int asus_wmi_debugfs_init(struct asus_wmi *asus)
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static void asus_wmi_debugfs_init(struct asus_wmi *asus)
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{
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struct dentry *dent;
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int i;
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asus->debug.root = debugfs_create_dir(asus->driver->name, NULL);
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if (!asus->debug.root) {
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pr_err("failed to create debugfs directory\n");
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goto error_debugfs;
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}
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dent = debugfs_create_x32("method_id", S_IRUGO | S_IWUSR,
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asus->debug.root, &asus->debug.method_id);
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if (!dent)
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goto error_debugfs;
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debugfs_create_x32("method_id", S_IRUGO | S_IWUSR, asus->debug.root,
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&asus->debug.method_id);
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dent = debugfs_create_x32("dev_id", S_IRUGO | S_IWUSR,
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asus->debug.root, &asus->debug.dev_id);
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if (!dent)
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goto error_debugfs;
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debugfs_create_x32("dev_id", S_IRUGO | S_IWUSR, asus->debug.root,
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&asus->debug.dev_id);
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dent = debugfs_create_x32("ctrl_param", S_IRUGO | S_IWUSR,
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asus->debug.root, &asus->debug.ctrl_param);
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if (!dent)
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goto error_debugfs;
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debugfs_create_x32("ctrl_param", S_IRUGO | S_IWUSR, asus->debug.root,
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&asus->debug.ctrl_param);
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for (i = 0; i < ARRAY_SIZE(asus_wmi_debug_files); i++) {
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struct asus_wmi_debugfs_node *node = &asus_wmi_debug_files[i];
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node->asus = asus;
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dent = debugfs_create_file(node->name, S_IFREG | S_IRUGO,
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asus->debug.root, node,
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&asus_wmi_debugfs_io_ops);
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if (!dent) {
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pr_err("failed to create debug file: %s\n", node->name);
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goto error_debugfs;
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}
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debugfs_create_file(node->name, S_IFREG | S_IRUGO,
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asus->debug.root, node,
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&asus_wmi_debugfs_io_ops);
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}
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return 0;
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error_debugfs:
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asus_wmi_debugfs_exit(asus);
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return -ENOMEM;
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}
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static int asus_wmi_fan_init(struct asus_wmi *asus)
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@ -2175,14 +2154,10 @@ static int asus_wmi_add(struct platform_device *pdev)
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goto fail_wmi_handler;
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}
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err = asus_wmi_debugfs_init(asus);
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if (err)
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goto fail_debugfs;
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asus_wmi_debugfs_init(asus);
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return 0;
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fail_debugfs:
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wmi_remove_notify_handler(asus->driver->event_guid);
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fail_wmi_handler:
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asus_wmi_backlight_exit(asus);
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fail_backlight:
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