[PATCH v2 6+/6] platform/x86: dell-wmi-led: fix coding style issues

From: MichaÅ KÄpieÅ
Date: Tue Jan 17 2017 - 02:17:47 EST


Fix coding style issues in dell-wmi-led which checkpatch complains about
to make sure the module gets a clean start in the x86 platform driver
subsystem.

Signed-off-by: MichaÅ KÄpieÅ <kernel@xxxxxxxxxx>
---
This is an extra patch that Jacek asked for [1].

[1] https://lkml.org/lkml/2017/1/16/631

drivers/platform/x86/dell-wmi-led.c | 41 +++++++++++++++----------------------
1 file changed, 16 insertions(+), 25 deletions(-)

diff --git a/drivers/platform/x86/dell-wmi-led.c b/drivers/platform/x86/dell-wmi-led.c
index d0232c7f1909..8753c4fc36b8 100644
--- a/drivers/platform/x86/dell-wmi-led.c
+++ b/drivers/platform/x86/dell-wmi-led.c
@@ -46,21 +46,16 @@ struct bios_args {
unsigned char off_time;
};

-static int dell_led_perform_fn(u8 length,
- u8 result_code,
- u8 device_id,
- u8 command,
- u8 on_time,
- u8 off_time)
+static int dell_led_perform_fn(u8 length, u8 result_code, u8 device_id,
+ u8 command, u8 on_time, u8 off_time)
{
- struct bios_args *bios_return;
- u8 return_code;
- union acpi_object *obj;
struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
+ struct bios_args *bios_return, args;
struct acpi_buffer input;
+ union acpi_object *obj;
acpi_status status;
+ u8 return_code;

- struct bios_args args;
args.length = length;
args.result_code = result_code;
args.device_id = device_id;
@@ -71,11 +66,7 @@ static int dell_led_perform_fn(u8 length,
input.length = sizeof(struct bios_args);
input.pointer = &args;

- status = wmi_evaluate_method(DELL_LED_BIOS_GUID,
- 1,
- 1,
- &input,
- &output);
+ status = wmi_evaluate_method(DELL_LED_BIOS_GUID, 1, 1, &input, &output);

if (ACPI_FAILURE(status))
return status;
@@ -84,7 +75,7 @@ static int dell_led_perform_fn(u8 length,

if (!obj)
return -EINVAL;
- else if (obj->type != ACPI_TYPE_BUFFER) {
+ if (obj->type != ACPI_TYPE_BUFFER) {
kfree(obj);
return -EINVAL;
}
@@ -117,8 +108,7 @@ static int led_off(void)
0); /* not used */
}

-static int led_blink(unsigned char on_eighths,
- unsigned char off_eighths)
+static int led_blink(unsigned char on_eighths, unsigned char off_eighths)
{
return dell_led_perform_fn(5, /* Length of command */
INTERFACE_ERROR, /* Init to INTERFACE_ERROR */
@@ -129,7 +119,7 @@ static int led_blink(unsigned char on_eighths,
}

static void dell_led_set(struct led_classdev *led_cdev,
- enum led_brightness value)
+ enum led_brightness value)
{
if (value == LED_OFF)
led_off();
@@ -138,24 +128,25 @@ static void dell_led_set(struct led_classdev *led_cdev,
}

static int dell_led_blink(struct led_classdev *led_cdev,
- unsigned long *delay_on,
- unsigned long *delay_off)
+ unsigned long *delay_on, unsigned long *delay_off)
{
unsigned long on_eighths;
unsigned long off_eighths;

- /* The Dell LED delay is based on 125ms intervals.
- Need to round up to next interval. */
+ /*
+ * The Dell LED delay is based on 125ms intervals.
+ * Need to round up to next interval.
+ */

on_eighths = (*delay_on + 124) / 125;
- if (0 == on_eighths)
+ if (on_eighths == 0)
on_eighths = 1;
if (on_eighths > 255)
on_eighths = 255;
*delay_on = on_eighths * 125;

off_eighths = (*delay_off + 124) / 125;
- if (0 == off_eighths)
+ if (off_eighths == 0)
off_eighths = 1;
if (off_eighths > 255)
off_eighths = 255;
--
2.11.0