platform/x86:delete two unused variables

variable handle is not used in these two functions,
just delete them.

Signed-off-by: Weiping Pan <panweiping3@gmail.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
diff --git a/drivers/platform/x86/sony-laptop.c b/drivers/platform/x86/sony-laptop.c
index 12dd0a6..bbd182e 100644
--- a/drivers/platform/x86/sony-laptop.c
+++ b/drivers/platform/x86/sony-laptop.c
@@ -962,7 +962,6 @@
 static int sony_nc_get_brightness_ng(struct backlight_device *bd)
 {
 	int result;
-	int *handle = (int *)bl_get_data(bd);
 	struct sony_backlight_props *sdev =
 		(struct sony_backlight_props *)bl_get_data(bd);
 
@@ -974,7 +973,6 @@
 static int sony_nc_update_status_ng(struct backlight_device *bd)
 {
 	int value, result;
-	int *handle = (int *)bl_get_data(bd);
 	struct sony_backlight_props *sdev =
 		(struct sony_backlight_props *)bl_get_data(bd);