[PATCH] cfag12864b: fix crash when built-in and no parport present

[safe/jmp/linux-2.6] / drivers / auxdisplay / ks0108.c

diff --git a/drivers/auxdisplay/ks0108.c b/drivers/auxdisplay/ks0108.c
index a637575..e6c3646 100644 (file)
--- a/drivers/auxdisplay/ks0108.c
+++ b/drivers/auxdisplay/ks0108.c
@@ -111,6 +111,17 @@ EXPORT_SYMBOL_GPL(ks0108_address);
 EXPORT_SYMBOL_GPL(ks0108_page);
 
 /*
+ * Is the module inited?
+ */
+
+static unsigned char ks0108_inited;
+unsigned char ks0108_isinited(void)
+{
+       return ks0108_inited;
+}
+EXPORT_SYMBOL_GPL(ks0108_isinited);
+
+/*
  * Module Init & Exit
  */
 
@@ -142,6 +153,7 @@ static int __init ks0108_init(void)
                goto registered;
        }
 
+       ks0108_inited = 1;
        return 0;
 
 registered: