| USB_GET_URB(9) | USB Core APIs | USB_GET_URB(9) |
NAME¶
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.
COPYRIGHT¶
| June 2024 | Kernel Hackers Manual 3.10 |