vserver 1.9.5.x5

[linux-2.6.git] / drivers / macintosh / ans-lcd.c

diff --git a/drivers/macintosh/ans-lcd.c b/drivers/macintosh/ans-lcd.c
index c6073d3..c5adb05 100644 (file)
--- a/drivers/macintosh/ans-lcd.c
+++ b/drivers/macintosh/ans-lcd.c
@@ -9,6 +9,8 @@
 #include <linux/fcntl.h>
 #include <linux/init.h>
 #include <linux/delay.h>
+#include <linux/fs.h>
+
 #include <asm/uaccess.h>
 #include <asm/sections.h>
 #include <asm/prom.h>
@@ -21,7 +23,7 @@
 
 static unsigned long anslcd_short_delay = 80;
 static unsigned long anslcd_long_delay = 3280;
-static volatile unsigned char* anslcd_ptr;
+static volatile unsigned char __iomem *anslcd_ptr;
 
 #undef DEBUG
 
@@ -49,10 +51,10 @@ anslcd_write_byte_data ( unsigned char c )
 }
 
 static ssize_t __pmac
-anslcd_write( struct file * file, const char * buf, 
+anslcd_write( struct file * file, const char __user * buf, 
                                size_t count, loff_t *ppos )
 {
-       const char * p = buf;
+       const char __user *p = buf;
        int i;
 
 #ifdef DEBUG
@@ -75,7 +77,7 @@ static int __pmac
 anslcd_ioctl( struct inode * inode, struct file * file,
                                unsigned int cmd, unsigned long arg )
 {
-       char ch, *temp;
+       char ch, __user *temp;
 
 #ifdef DEBUG
        printk(KERN_DEBUG "LCD: ioctl(%d,%d)\n",cmd,arg);
@@ -91,7 +93,7 @@ anslcd_ioctl( struct inode * inode, struct file * file,
                anslcd_write_byte_ctrl ( 0x02 );
                return 0;
        case ANSLCD_SENDCTRL:
-               temp = (char *) arg;
+               temp = (char __user *) arg;
                __get_user(ch, temp);
                for (; ch; temp++) { /* FIXME: This is ugly, but should work, as a \0 byte is not a valid command code */
                        anslcd_write_byte_ctrl ( ch );
@@ -136,7 +138,7 @@ const char anslcd_logo[] =  "********************"  /* Line #1 */
                                "*    Welcome to    *"  /* Line #2 */
                                "********************"; /* Line #4 */
 
-int __init
+static int __init
 anslcd_init(void)
 {
        int a;
@@ -149,7 +151,7 @@ anslcd_init(void)
        if (strcmp(node->parent->name, "gc"))
                return -ENODEV;
 
-       anslcd_ptr = (volatile unsigned char*)ioremap(ANSLCD_ADDR, 0x20);
+       anslcd_ptr = ioremap(ANSLCD_ADDR, 0x20);
        
        retval = misc_register(&anslcd_dev);
        if(retval < 0){
@@ -173,5 +175,12 @@ anslcd_init(void)
        return 0;
 }
 
-__initcall(anslcd_init);
+static void __exit
+anslcd_exit(void)
+{
+       misc_deregister(&anslcd_dev);
+       iounmap(anslcd_ptr);
+}
 
+module_init(anslcd_init);
+module_exit(anslcd_exit);