ACPI: button: whitespace changes

This patch changes a bit of whitespace to follow Linux conventions.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Len Brown <len.brown@intel.com>

diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c
index d73c94b..52eb06e 100644 (file)
--- a/drivers/acpi/button.c
+++ b/drivers/acpi/button.c
@@ -1,5 +1,5 @@
 /*
- *  acpi_button.c - ACPI Button Driver ($Revision: 30 $)
+ *  button.c - ACPI Button Driver
  *
  *  Copyright (C) 2001, 2002 Andy Grover <andrew.grover@intel.com>
  *  Copyright (C) 2001, 2002 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>
@@ -133,7 +133,6 @@ static int acpi_button_info_seq_show(struct seq_file *seq, void *offset)
 
        seq_printf(seq, "type:                    %s\n",
                   acpi_device_name(button->device));
-
        return 0;
 }
 
@@ -259,6 +258,7 @@ static int acpi_lid_send_state(struct acpi_button *button)
                                        &state);
        if (ACPI_FAILURE(status))
                return -ENODEV;
+
        /* input layer checks if event is redundant */
        input_report_switch(button->input, SW_LID, !state);
        input_sync(button->input);
@@ -299,13 +299,12 @@ static void acpi_button_notify(struct acpi_device *device, u32 event)
                                  "Unsupported event [0x%x]\n", event));
                break;
        }
-
-       return;
 }
 
 static int acpi_button_resume(struct acpi_device *device)
 {
        struct acpi_button *button;
+
        if (!device)
                return -EINVAL;
        button = acpi_driver_data(device);
@@ -424,7 +423,6 @@ static int acpi_button_add(struct acpi_device *device)
 
        printk(KERN_INFO PREFIX "%s [%s]\n",
               acpi_device_name(device), acpi_device_bid(device));
-
        return 0;
 
  err_remove_fs:
@@ -448,7 +446,6 @@ static int acpi_button_remove(struct acpi_device *device, int type)
        acpi_button_remove_fs(device);
        input_unregister_device(button->input);
        kfree(button);
-
        return 0;
 }
 
@@ -459,6 +456,7 @@ static int __init acpi_button_init(void)
        acpi_button_dir = proc_mkdir(ACPI_BUTTON_CLASS, acpi_root_dir);
        if (!acpi_button_dir)
                return -ENODEV;
+
        result = acpi_bus_register_driver(&acpi_button_driver);
        if (result < 0) {
                remove_proc_entry(ACPI_BUTTON_CLASS, acpi_root_dir);