From 928923c76b393e38e5ba1d47e843e208ceef6cf9 Mon Sep 17 00:00:00 2001
From: Geert Uytterhoeven <geert@linux-m68k.org>
Date: Wed, 22 Aug 2007 14:01:36 -0700
Subject: Introduce CONFIG_CHECK_SIGNATURE

Introduce CONFIG_CHECK_SIGNATURE to control inclusion of check_signature()
and avoid problems on platforms that don't have readb().

Let the few legacy (ISA || PCI || X86) drivers that need check_signature()
select CONFIG_CHECK_SIGNATURE.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Jeff Dike <jdike@addtoit.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Roman Zippel <zippel@linux-m68k.org>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Russell King <rmk@arm.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 drivers/input/misc/Kconfig | 1 +
 1 file changed, 1 insertion(+)

(limited to 'drivers/input')

diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig
index 9b26574f146..d602b8fa7d4 100644
--- a/drivers/input/misc/Kconfig
+++ b/drivers/input/misc/Kconfig
@@ -68,6 +68,7 @@ config INPUT_WISTRON_BTNS
 	select INPUT_POLLDEV
 	select NEW_LEDS
 	select LEDS_CLASS
+	select CHECK_SIGNATURE
 	help
 	  Say Y here for support of Winstron laptop button interface, used on
 	  laptops of various brands, including Acer and Fujitsu-Siemens. If
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