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backlight: ld9040: replace EFAULT with EINVAL 

Replace EFAULT with EINVAL, because EFAULT tends to be for the invalid
memory addresses.

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>
This commit is contained in:
Jingoo Han 2013-02-21 16:43:17 -08:00 committed by Linus Torvalds
parent e2ffe8563a
commit 30f085ca04
1 changed files with 2 additions and 2 deletions
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4
drivers/video/backlight/ld9040.c
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@ -583,7 +583,7 @@ static int ld9040_power_on(struct ld9040 *lcd)
if (!pd->reset) {
dev_err(lcd->dev, "reset is NULL.\n");
return -EFAULT;
return -EINVAL;
} else {
pd->reset(lcd->ld);
msleep(pd->reset_delay);
@ -724,7 +724,7 @@ static int ld9040_probe(struct spi_device *spi)
lcd->lcd_pd = spi->dev.platform_data;
if (!lcd->lcd_pd) {
dev_err(&spi->dev, "platform data is NULL.\n");
return -EFAULT;
return -EINVAL;
}
mutex_init(&lcd->lock);