Free the USB Request Block allocated by usbd_alloc_urb()
#include <sys/usbdi.h> struct usbd_urb *usbd_free_urb( struct usbd_urb *urb );
libusbdi
The usbd_free_urb() function frees the memory allocated by usbd_alloc_urb().
Safety: | |
---|---|
Cancellation point | No |
Interrupt handler | No |
Signal handler | No |
Thread | Yes |
usbd_alloc(), usbd_alloc_urb(), usbd_free(), usbd_mphys()