* the fb. it's inefficient for them to do anything less than 64*8
* writes since we update the lcd in each write() anyway.
*/
-static ssize_t arcfb_write(struct file *file, const char *buf, size_t count,
+static ssize_t arcfb_write(struct file *file, const char __user *buf, size_t count,
loff_t *ppos)
{
/* modded from epson 1355 */