KERN_ERR is not appropriate for a printk level of a successful operation --- linux-2.6.30/drivers/hid/hid-wacom.c~ 2009-09-04 10:37:20.000000000 -0700 +++ linux-2.6.30/drivers/hid/hid-wacom.c 2009-09-04 10:37:20.000000000 -0700 @@ -244,7 +244,7 @@ ret = hid_register_driver(&wacom_driver); if (ret) printk(KERN_ERR "can't register wacom driver\n"); - printk(KERN_ERR "wacom driver registered\n"); + printk(KERN_INFO "wacom driver registered\n"); return ret; }