1283 static int proc_do_submiturb(struct usb_dev_state *ps, struct usbdevfs_urb *uurb,  in proc_do_submiturb()  argument
1305 	if (uurb->type == USBDEVFS_URB_TYPE_ISO)  in proc_do_submiturb()
1308 	if (uurb->flags & ~mask)  in proc_do_submiturb()
1311 	if ((unsigned int)uurb->buffer_length >= USBFS_XFER_MAX)  in proc_do_submiturb()
1313 	if (uurb->buffer_length > 0 && !uurb->buffer)  in proc_do_submiturb()
1315 	if (!(uurb->type == USBDEVFS_URB_TYPE_CONTROL &&  in proc_do_submiturb()
1316 	    (uurb->endpoint & ~USB_ENDPOINT_DIR_MASK) == 0)) {  in proc_do_submiturb()
1317 		ifnum = findintfep(ps->dev, uurb->endpoint);  in proc_do_submiturb()
1324 	ep = ep_to_host_endpoint(ps->dev, uurb->endpoint);  in proc_do_submiturb()
1327 	is_in = (uurb->endpoint & USB_ENDPOINT_DIR_MASK) != 0;  in proc_do_submiturb()
1330 	switch (uurb->type) {  in proc_do_submiturb()
1335 		if (uurb->buffer_length < 8)  in proc_do_submiturb()
1340 		if (copy_from_user(dr, uurb->buffer, 8)) {  in proc_do_submiturb()
1344 		if (uurb->buffer_length < (le16_to_cpup(&dr->wLength) + 8)) {  in proc_do_submiturb()
1352 		uurb->buffer_length = le16_to_cpup(&dr->wLength);  in proc_do_submiturb()
1353 		uurb->buffer += 8;  in proc_do_submiturb()
1354 		if ((dr->bRequestType & USB_DIR_IN) && uurb->buffer_length) {  in proc_do_submiturb()
1356 			uurb->endpoint |= USB_DIR_IN;  in proc_do_submiturb()
1359 			uurb->endpoint &= ~USB_DIR_IN;  in proc_do_submiturb()
1384 			uurb->type = USBDEVFS_URB_TYPE_INTERRUPT;  in proc_do_submiturb()
1387 		num_sgs = DIV_ROUND_UP(uurb->buffer_length, USB_SG_SIZE);  in proc_do_submiturb()
1391 			stream_id = uurb->stream_id;  in proc_do_submiturb()
1406 		if (uurb->number_of_packets < 1 ||  in proc_do_submiturb()
1407 		    uurb->number_of_packets > 128)  in proc_do_submiturb()
1411 		number_of_packets = uurb->number_of_packets;  in proc_do_submiturb()
1435 		uurb->buffer_length = totlen;  in proc_do_submiturb()
1442 	if (uurb->buffer_length > 0 &&  in proc_do_submiturb()
1444 				uurb->buffer, uurb->buffer_length)) {  in proc_do_submiturb()
1454 	u += sizeof(struct async) + sizeof(struct urb) + uurb->buffer_length +  in proc_do_submiturb()
1471 		totlen = uurb->buffer_length;  in proc_do_submiturb()
1482 				if (copy_from_user(buf, uurb->buffer, u)) {  in proc_do_submiturb()
1486 				uurb->buffer += u;  in proc_do_submiturb()
1490 	} else if (uurb->buffer_length > 0) {  in proc_do_submiturb()
1491 		as->urb->transfer_buffer = kmalloc(uurb->buffer_length,  in proc_do_submiturb()
1500 					   uurb->buffer,  in proc_do_submiturb()
1501 					   uurb->buffer_length)) {  in proc_do_submiturb()
1505 		} else if (uurb->type == USBDEVFS_URB_TYPE_ISO) {  in proc_do_submiturb()
1513 					uurb->buffer_length);  in proc_do_submiturb()
1517 	as->urb->pipe = (uurb->type << 30) |  in proc_do_submiturb()
1518 			__create_pipe(ps->dev, uurb->endpoint & 0xf) |  in proc_do_submiturb()
1519 			(uurb->endpoint & USB_DIR_IN);  in proc_do_submiturb()
1526 	if (uurb->flags & USBDEVFS_URB_ISO_ASAP)  in proc_do_submiturb()
1528 	if (allow_short && uurb->flags & USBDEVFS_URB_SHORT_NOT_OK)  in proc_do_submiturb()
1530 	if (uurb->flags & USBDEVFS_URB_NO_FSBR)  in proc_do_submiturb()
1532 	if (allow_zero && uurb->flags & USBDEVFS_URB_ZERO_PACKET)  in proc_do_submiturb()
1534 	if (uurb->flags & USBDEVFS_URB_NO_INTERRUPT)  in proc_do_submiturb()
1538 	if (!allow_short && uurb->flags & USBDEVFS_URB_SHORT_NOT_OK)  in proc_do_submiturb()
1540 	if (!allow_zero && uurb->flags & USBDEVFS_URB_ZERO_PACKET)  in proc_do_submiturb()
1543 	as->urb->transfer_buffer_length = uurb->buffer_length;  in proc_do_submiturb()
1546 	as->urb->start_frame = uurb->start_frame;  in proc_do_submiturb()
1551 		if (uurb->type == USBDEVFS_URB_TYPE_ISO ||  in proc_do_submiturb()
1571 	if (is_in && uurb->buffer_length > 0)  in proc_do_submiturb()
1572 		as->userbuffer = uurb->buffer;  in proc_do_submiturb()
1575 	as->signr = uurb->signr;  in proc_do_submiturb()
1602 		if (uurb->flags & USBDEVFS_URB_BULK_CONTINUATION)  in proc_do_submiturb()
1639 	struct usbdevfs_urb uurb;  in proc_submiturb()  local
1641 	if (copy_from_user(&uurb, arg, sizeof(uurb)))  in proc_submiturb()
1644 	return proc_do_submiturb(ps, &uurb,  in proc_submiturb()
1816 		     struct usbdevfs_urb32 __user *uurb)  in get_urb32()  argument
1819 	if (!access_ok(VERIFY_READ, uurb, sizeof(*uurb)) ||  in get_urb32()
1820 	    __get_user(kurb->type, &uurb->type) ||  in get_urb32()
1821 	    __get_user(kurb->endpoint, &uurb->endpoint) ||  in get_urb32()
1822 	    __get_user(kurb->status, &uurb->status) ||  in get_urb32()
1823 	    __get_user(kurb->flags, &uurb->flags) ||  in get_urb32()
1824 	    __get_user(kurb->buffer_length, &uurb->buffer_length) ||  in get_urb32()
1825 	    __get_user(kurb->actual_length, &uurb->actual_length) ||  in get_urb32()
1826 	    __get_user(kurb->start_frame, &uurb->start_frame) ||  in get_urb32()
1827 	    __get_user(kurb->number_of_packets, &uurb->number_of_packets) ||  in get_urb32()
1828 	    __get_user(kurb->error_count, &uurb->error_count) ||  in get_urb32()
1829 	    __get_user(kurb->signr, &uurb->signr))  in get_urb32()
1832 	if (__get_user(uptr, &uurb->buffer))  in get_urb32()
1835 	if (__get_user(uptr, &uurb->usercontext))  in get_urb32()
1844 	struct usbdevfs_urb uurb;  in proc_submiturb_compat()  local
1846 	if (get_urb32(&uurb, (struct usbdevfs_urb32 __user *)arg))  in proc_submiturb_compat()
1849 	return proc_do_submiturb(ps, &uurb,  in proc_submiturb_compat()