backlight: ld9040: remove redundant return variables

Redundant return variables are removed to reduce the code.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/drivers/video/backlight/ld9040.c b/drivers/video/backlight/ld9040.c
index fd7bb1c..bdc1a7e 100644 (file)
--- 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