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Message-id: <001201cdde7c$a4a59b40$edf0d1c0$%han@samsung.com>
Date: Thu, 20 Dec 2012 15:38:38 +0900
From: Jingoo Han <jg1.han@...sung.com>
To: 'Andrew Morton' <akpm@...ux-foundation.org>,
'LKML' <linux-kernel@...r.kernel.org>
Cc: 'Richard Purdie' <rpurdie@...ys.net>,
'Jingoo Han' <jg1.han@...sung.com>
Subject: [PATCH 4/5] backlight: ld9040: remove redundant return variables
Redundant return variables are removed to reduce the code.
Signed-off-by: Jingoo Han <jg1.han@...sung.com>
---
drivers/video/backlight/ld9040.c | 24 ++++--------------------
1 files changed, 4 insertions(+), 20 deletions(-)
diff --git a/drivers/video/backlight/ld9040.c b/drivers/video/backlight/ld9040.c
index fd7bb1c..bdc1a7e 100644
--- a/drivers/video/backlight/ld9040.c
+++ b/drivers/video/backlight/ld9040.c
@@ -513,14 +513,9 @@ gamma_err:
static int ld9040_gamma_ctl(struct ld9040 *lcd, int gamma)
{
- int ret = 0;
-
- ret = _ld9040_gamma_ctl(lcd, gamma_table.gamma_22_table[gamma]);
-
- return ret;
+ return _ld9040_gamma_ctl(lcd, gamma_table.gamma_22_table[gamma]);
}
-
static int ld9040_ldi_init(struct ld9040 *lcd)
{
int ret, i;
@@ -549,11 +544,7 @@ static int ld9040_ldi_init(struct ld9040 *lcd)
static int ld9040_ldi_enable(struct ld9040 *lcd)
{
- int ret = 0;
-
- ret = ld9040_panel_send_sequence(lcd, seq_display_on);
-
- return ret;
+ return ld9040_panel_send_sequence(lcd, seq_display_on);
}
static int ld9040_ldi_disable(struct ld9040 *lcd)
@@ -696,7 +687,6 @@ static const struct backlight_ops ld9040_backlight_ops = {
.update_status = ld9040_set_brightness,
};
-
static int ld9040_probe(struct spi_device *spi)
{
int ret = 0;
@@ -802,7 +792,6 @@ static int ld9040_remove(struct spi_device *spi)
#if defined(CONFIG_PM)
static int ld9040_suspend(struct spi_device *spi, pm_message_t mesg)
{
- int ret = 0;
struct ld9040 *lcd = dev_get_drvdata(&spi->dev);
dev_dbg(&spi->dev, "lcd->power = %d\n", lcd->power);
@@ -811,21 +800,16 @@ static int ld9040_suspend(struct spi_device *spi, pm_message_t mesg)
* when lcd panel is suspend, lcd panel becomes off
* regardless of status.
*/
- ret = ld9040_power(lcd, FB_BLANK_POWERDOWN);
-
- return ret;
+ return ld9040_power(lcd, FB_BLANK_POWERDOWN);
}
static int ld9040_resume(struct spi_device *spi)
{
- int ret = 0;
struct ld9040 *lcd = dev_get_drvdata(&spi->dev);
lcd->power = FB_BLANK_POWERDOWN;
- ret = ld9040_power(lcd, FB_BLANK_UNBLANK);
-
- return ret;
+ return ld9040_power(lcd, FB_BLANK_UNBLANK);
}
#else
#define ld9040_suspend NULL
--
1.7.2.5
--
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