usb_get_urb (9) Linux Manual Page
usb_get_urb – increments the reference count of the urb
Synopsis
struct urb *usb_get_urb(struct urb *urb);Arguments
urb
-
- pointer to the urb to modify, may be NULL
Description
This must be called whenever a urb is transferred from a device driver to a host controller driver. This allows proper reference counting to happen for urbs.
Return
A pointer to the urb with the incremented reference counter.