int mem_flags 
unsigned mem_flags 
dummy_alloc_buffer (	struct usb_ep *_ep,	unsigned bytes,	dma_addr_t *dma,	int mem_flags) {	char			*retval;	struct dummy_ep		*ep;	struct dummy		*dum;	ep = usb_ep_to_dummy_ep (_ep);	dum = ep_to_dummy (ep);	if (!dum->driver)		return NULL;	retval = kmalloc (bytes, mem_flags);	*dma = (dma_addr_t) retval;	return retval;}
10457	/local/tlutelli/issta_data/temp/c/2005_temp/2005/10457/5db539e49fc7471e23bf3c94ca304f008cb7b7f3/dummy_hcd.c/clean/drivers/usb/gadget/dummy_hcd.c