Staging: asus_oled: asus_oled.c: Checkpatch cleanup

drivers/staging/asus_oled/asus_oled.c:774: ERROR: code indent should use tabs where possible

Signed-off-by: Andrea Gelmini <andrea.gelmini@gelma.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/staging/asus_oled/asus_oled.c b/drivers/staging/asus_oled/asus_oled.c
index 7ebecc9..5b279fb 100644
--- a/drivers/staging/asus_oled/asus_oled.c
+++ b/drivers/staging/asus_oled/asus_oled.c
@@ -771,7 +771,7 @@
 };
 
 static CLASS_ATTR_STRING(version, S_IRUGO,
-		 	ASUS_OLED_UNDERSCORE_NAME " " ASUS_OLED_VERSION);
+			ASUS_OLED_UNDERSCORE_NAME " " ASUS_OLED_VERSION);
 
 static int __init asus_oled_init(void)
 {