[PATCH] platform/x86: fix dell-laptop function prototypes

[Randy Dunlap <rdunlap@xenotime.net>]

From: Randy Dunlap <rdunlap@xenotime.net>

Fix build warnings:
drivers/platform/x86/dell-laptop.c:592:13: warning: function declaration isn't a prototype
drivers/platform/x86/dell-laptop.c:599:13: warning: function declaration isn't a prototype

Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Cc: Matthew Garrett <mjg@redhat.com>
---
 drivers/platform/x86/dell-laptop.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- lnx-32-rc2.orig/drivers/platform/x86/dell-laptop.c
+++ lnx-32-rc2/drivers/platform/x86/dell-laptop.c
@@ -589,14 +589,14 @@ static const struct backlight_ops dell_o
 	.update_status  = dell_send_intensity,
 };
 
-static void touchpad_led_on()
+static void touchpad_led_on(void)
 {
 	int command = 0x97;
 	char data = 1;
 	i8042_command(&data, command | 1 << 12);
 }
 
-static void touchpad_led_off()
+static void touchpad_led_off(void)
 {
 	int command = 0x97;
 	char data = 2;