drivers, samsung-laptop: fix usage of isalnum
David Rientjes [Tue, 20 Mar 2012 08:53:06 +0000 (09:53 +0100)]
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

index b7c67c8..d1142e3 100644 (file)
@@ -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