other versions
- jessie 3.16.56-1+deb8u1
USB_FREE_URB(9) | USB Core APIs | USB_FREE_URB(9) |
NAME¶
usb_free_urb - frees the memory used by a urb when all users of it are finishedSYNOPSIS¶
void
usb_free_urb(struct urb * urb);
ARGUMENTS¶
urbpointer to the urb to free, may be NULL
DESCRIPTION¶
Must be called when a user of a urb is finished with it. When the last user of the urb calls this function, the memory of the urb is freed.NOTE¶
The transfer buffer associated with the urb is not freed unless the URB_FREE_BUFFER transfer flag is set.COPYRIGHT¶
May 2018 | Kernel Hackers Manual 3.16 |