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/linux-4.1.27/drivers/usb/core/
Ddevio.c1288 struct usbdevfs_iso_packet_desc *isopkt = NULL; in proc_do_submiturb() local
1396 if (!(isopkt = kmalloc(isofrmlen, GFP_KERNEL))) in proc_do_submiturb()
1398 if (copy_from_user(isopkt, iso_frame_desc, isofrmlen)) { in proc_do_submiturb()
1409 if (isopkt[u].length > 49152) { in proc_do_submiturb()
1413 totlen += isopkt[u].length; in proc_do_submiturb()
1538 as->urb->iso_frame_desc[u].length = isopkt[u].length; in proc_do_submiturb()
1539 totlen += isopkt[u].length; in proc_do_submiturb()
1541 kfree(isopkt); in proc_do_submiturb()
1542 isopkt = NULL; in proc_do_submiturb()
1604 kfree(isopkt); in proc_do_submiturb()