From 82c333aaf4b2d6a83d9e8d6247584af8c18c4d7b Mon Sep 17 00:00:00 2001
From: David Rientjes <rientjes@google.com>
Date: Tue, 20 Mar 2012 09:53:06 +0100
Subject: [PATCH] drivers, samsung-laptop: fix usage of isalnum
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linux/ctype.h is needed for isalnum() to avoid a build error:

drivers/platform/x86/samsung-laptop.c: In function ‘samsung_sabi_diag’:
drivers/platform/x86/samsung-laptop.c:1306: error: implicit declaration of function ‘isalnum’

Signed-off-by: David Rientjes <rientjes@google.com>
Signed-off-by: Corentin Chary <corentincj@iksaif.net>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
---
 drivers/platform/x86/samsung-laptop.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/platform/x86/samsung-laptop.c b/drivers/platform/x86/samsung-laptop.c
index b7c67c87f47b..d1142e317433 100644
--- a/drivers/platform/x86/samsung-laptop.c
+++ b/drivers/platform/x86/samsung-laptop.c
@@ -25,6 +25,7 @@
 #include <linux/acpi.h>
 #include <linux/seq_file.h>
 #include <linux/debugfs.h>
+#include <linux/ctype.h>
 
 /*
  * This driver is needed because a number of Samsung laptops do not hook
-- 
2.39.2