*
* Most of the times when you need to use it, it will be non-NULL,
* so there is no real need to check for it (wusb_dev will
- * dissapear before usb_dev).
+ * disappear before usb_dev).
*
* - The following fields need to be filled out before calling
* wusbhc_create(): ports_max, mmcies_max, mmcie_{add,rm}.