diff -u -X /usr/dontdiff /linux.vanilla/drivers/char/atixlmouse.c /linux/drivers/char/atixlmouse.c
--- /linux.vanilla/drivers/char/atixlmouse.c	Tue Jun 12 10:51:22 2001
+++ /linux/drivers/char/atixlmouse.c	Tue Jun 12 11:32:59 2001
@@ -91,8 +91,9 @@
 
 static int open_mouse(struct inode * inode, struct file * file)
 {
-	if (request_irq(ATIXL_MOUSE_IRQ, mouse_interrupt, 0, "ATIXL mouse", NULL))
-		return -EBUSY;
+	int retval;
+	if ((retval = request_irq(ATIXL_MOUSE_IRQ, mouse_interrupt, SA_INTERRUPT | SA_SAMPLE_RANDOM, "ATIXL mouse", NULL)))
+		return retval;
 	ATIXL_MSE_INT_ON(); /* Interrupts are really enabled here */
 	return 0;
 }
@@ -112,7 +113,7 @@
 	 */
 
 	if (!request_region(ATIXL_MSE_DATA_PORT, 3, "atixlmouse"))
-		return -EIO;
+		return -EBUSY;
 
 	a = inb( ATIXL_MSE_SIGNATURE_PORT );	/* Get signature */
 	b = inb( ATIXL_MSE_SIGNATURE_PORT );