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[PATCH] fix the toshiba_acpi write_lcd return value

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write_lcd() in toshiba_acpi returns 0 on success since the big ACPI patch
merged in 2.6.20-rc2.  It should return count.

Signed-off-by: Matthijs van Otterdijk <thotter@gmail.com>
Cc: Len Brown <lenb@kernel.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Matthijs van Otterdijk 2007-01-05 16:37:03 -08:00 • committed by Linus Torvalds
parent 73b8ed29ab
commit c8af57eb76
1 changed files with 6 additions and 3 deletions
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9
drivers/acpi/toshiba_acpi.c
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@ -321,13 +321,16 @@ static int set_lcd_status(struct backlight_device *bd)
static unsigned long write_lcd(const char *buffer, unsigned long count) static unsigned long write_lcd(const char *buffer, unsigned long count)
{ {
int value; int value;
int ret = count; int ret;
if (sscanf(buffer, " brightness : %i", &value) == 1 && if (sscanf(buffer, " brightness : %i", &value) == 1 &&
value >= 0 && value < HCI_LCD_BRIGHTNESS_LEVELS) value >= 0 && value < HCI_LCD_BRIGHTNESS_LEVELS) {
ret = set_lcd(value); ret = set_lcd(value);
else if (ret == 0)
ret = count;
} else {
ret = -EINVAL; ret = -EINVAL;
}
return ret; return ret;
} }